diff --git a/files/grest/rpc/01_cached_tables/epoch_info_cache.sql b/files/grest/rpc/01_cached_tables/epoch_info_cache.sql
index fe89319d..c210d664 100644
--- a/files/grest/rpc/01_cached_tables/epoch_info_cache.sql
+++ b/files/grest/rpc/01_cached_tables/epoch_info_cache.sql
@@ -10,7 +10,7 @@ CREATE TABLE IF NOT EXISTS grest.epoch_info_cache (
   i_avg_blk_reward lovelace,
   i_last_tx_id bigint,
   p_nonce text,
-  p_block_hash text,
+  p_block_hash text
 );
 
 COMMENT ON TABLE grest.epoch_info_cache IS 'Contains detailed info for epochs including protocol parameters';
@@ -76,6 +76,20 @@ BEGIN
   DELETE FROM grest.epoch_info_cache
   WHERE epoch_no >= _epoch_no_to_insert_from;
 
+  DROP TABLE IF EXISTS last_tx_id_subset;
+  CREATE TEMP TABLE last_tx_id_subset (
+    epoch_no bigint,
+    tx_id bigint
+  );
+
+  INSERT INTO last_tx_id_subset
+    SELECT b.epoch_no, MAX(tx.id)
+    FROM block AS b
+    INNER JOIN tx ON tx.block_id = b.id
+    WHERE b.block_no IS NOT NULL
+      AND b.tx_count != 0
+    GROUP BY b.epoch_no;
+
   INSERT INTO grest.epoch_info_cache
     SELECT DISTINCT ON (b.time)
       e.no AS epoch_no,
@@ -93,7 +107,11 @@ BEGIN
         WHEN e.no <= _curr_epoch THEN ROUND(reward_pot.amount / e.blk_count)
         ELSE NULL
       END AS i_avg_blk_reward,
-      last_tx.tx_id AS i_last_tx_id,
+      (
+        SELECT MAX(tx_id)
+        FROM last_tx_id_subset
+        WHERE epoch_no <= e.no
+      ) AS i_last_tx_id,
       ENCODE(ep.nonce, 'hex') AS p_nonce,
       ENCODE(b.hash, 'hex') AS p_block_hash
     FROM epoch AS e
@@ -109,14 +127,6 @@ BEGIN
         GROUP BY
           e.no
       ) AS reward_pot ON TRUE
-    LEFT JOIN LATERAL (
-        SELECT MAX(tx.id) AS tx_id
-        FROM block AS b
-        INNER JOIN tx ON tx.block_id = b.id
-        WHERE b.epoch_no <= e.no
-          AND b.block_no IS NOT NULL
-          AND b.tx_count != 0
-      ) AS last_tx ON TRUE
     WHERE e.no >= _epoch_no_to_insert_from
     ORDER BY
       b.time ASC,
diff --git a/files/grest/rpc/account/account_utxos.sql b/files/grest/rpc/account/account_utxos.sql
index 55163cc5..5efa664e 100644
--- a/files/grest/rpc/account/account_utxos.sql
+++ b/files/grest/rpc/account/account_utxos.sql
@@ -91,4 +91,4 @@ BEGIN
 END;
 $$;
 
-COMMENT ON FUNCTION grest.address_utxos IS  'Get UTxO details for requested addresses'; -- noqa: LT01
\ No newline at end of file
+COMMENT ON FUNCTION grest.account_utxos IS  'Get UTxO details for requested stake account'; -- noqa: LT01
\ No newline at end of file
diff --git a/files/grest/rpc/script/datum_info.sql b/files/grest/rpc/script/datum_info.sql
index e74352fd..c09c7d81 100644
--- a/files/grest/rpc/script/datum_info.sql
+++ b/files/grest/rpc/script/datum_info.sql
@@ -1,6 +1,7 @@
 CREATE OR REPLACE FUNCTION grest.datum_info(_datum_hashes text [])
 RETURNS TABLE (
-  hash text,
+  datum_hash text,
+  creation_tx_hash text,
   value jsonb,
   bytes text
 )
@@ -13,14 +14,14 @@ BEGIN
   FROM UNNEST(_datum_hashes) AS d_hash;
   RETURN QUERY
     SELECT
-      ENCODE(d.hash, 'hex'),
+      ENCODE(d.hash,'hex'),
+      ENCODE(tx.hash,'hex') AS creation_tx_hash,
       d.value,
-      ENCODE(d.bytes, 'hex')
-    FROM
-      datum AS d
-    WHERE
-      d.hash = ANY(_datum_hashes_decoded);
+      ENCODE(d.bytes,'hex')
+    FROM datum AS d
+      INNER JOIN tx ON tx.id = d.tx_id
+    WHERE d.hash = ANY(_datum_hashes_decoded);
 END;
 $$;
 
-COMMENT ON FUNCTION grest.datum_info IS 'Get information about a given data FROM hashes.'; -- noqa: LT01
+COMMENT ON FUNCTION grest.datum_info IS 'Get information about a given datum FROM hashes.'; -- noqa: LT01
\ No newline at end of file
diff --git a/files/grest/rpc/script/native_script_list.sql b/files/grest/rpc/script/native_script_list.sql
index a0af9728..7f0482e1 100644
--- a/files/grest/rpc/script/native_script_list.sql
+++ b/files/grest/rpc/script/native_script_list.sql
@@ -2,22 +2,22 @@ CREATE OR REPLACE FUNCTION grest.native_script_list()
 RETURNS TABLE (
   script_hash text,
   creation_tx_hash text,
-  type scripttype,
-  script jsonb
+  type text,
+  size word31type
 )
 LANGUAGE plpgsql
 AS $$
 BEGIN
   RETURN QUERY
   SELECT
-    ENCODE(script.hash, 'hex'),
-    ENCODE(tx.hash, 'hex'),
-    script.type,
-    script.json
-  FROM script
-    INNER JOIN tx ON tx.id = script.tx_id
-  WHERE script.type IN ('timelock', 'multisig');
+    ENCODE(s.hash, 'hex')::text AS script_hash,
+    ENCODE(tx.hash, 'hex')::text AS creation_tx_hash,
+    s.type::text AS type,
+    s.serialised_size AS size
+  FROM script AS s
+    INNER JOIN tx ON tx.id = s.tx_id
+  WHERE s.type IN ('timelock', 'multisig');
 END;
 $$;
 
-COMMENT ON FUNCTION grest.native_script_list IS 'Get a list of all native(multisig/timelock) script hashes with creation tx hash, type and script in json format.'; --noqa: LT01
+COMMENT ON FUNCTION grest.native_script_list IS 'Get a list of all native(multisig/timelock) script hashes with creation tx hash, type and script size.'; --noqa: LT01
\ No newline at end of file
diff --git a/files/grest/rpc/script/plutus_script_list.sql b/files/grest/rpc/script/plutus_script_list.sql
index e149f5d8..b7f66b56 100644
--- a/files/grest/rpc/script/plutus_script_list.sql
+++ b/files/grest/rpc/script/plutus_script_list.sql
@@ -1,19 +1,23 @@
 CREATE OR REPLACE FUNCTION grest.plutus_script_list()
 RETURNS TABLE (
   script_hash text,
-  creation_tx_hash text
+  creation_tx_hash text,
+  type text,
+  size word31type
 )
 LANGUAGE plpgsql
 AS $$
 BEGIN
   RETURN QUERY
   SELECT
-    ENCODE(script.hash, 'hex') AS script_hash,
-    ENCODE(tx.hash, 'hex') AS creation_tx_hash
-  FROM script
-    INNER JOIN tx ON tx.id = script.tx_id
-  WHERE script.type IN ('plutusV1', 'plutusV2');
+    ENCODE(s.hash,'hex')::text AS script_hash,
+    ENCODE(tx.hash,'hex')::text AS creation_tx_hash,
+    s.type::text AS type,
+    s.serialised_size AS size
+  FROM script AS s
+    INNER JOIN tx ON tx.id = s.tx_id
+  WHERE s.type IN ('plutusV1', 'plutusV2');
 END;
 $$;
 
-COMMENT ON FUNCTION grest.plutus_script_list IS 'Get a list of all plutus script hashes with creation tx hash.'; --noqa: LT01
+COMMENT ON FUNCTION grest.plutus_script_list IS 'Get a list of all plutus script hashes with creation tx hash.'; --noqa: LT01
\ No newline at end of file
diff --git a/files/grest/rpc/script/script_info.sql b/files/grest/rpc/script/script_info.sql
new file mode 100644
index 00000000..c7322d4b
--- /dev/null
+++ b/files/grest/rpc/script/script_info.sql
@@ -0,0 +1,32 @@
+CREATE OR REPLACE FUNCTION grest.script_info(_script_hashes text [])
+RETURNS TABLE (
+  script_hash text,
+  creation_tx_hash text,
+  type text,
+  value jsonb,
+  bytes text,
+  size word31type
+)
+LANGUAGE plpgsql
+AS $$
+DECLARE
+  _script_hashes_decoded bytea[];
+BEGIN
+  SELECT INTO _script_hashes_decoded ARRAY_AGG(DECODE(s_hash, 'hex'))
+  FROM UNNEST(_script_hashes) AS s_hash;
+  RETURN QUERY
+    SELECT
+      ENCODE(s.hash,'hex') AS script_hash,
+      ENCODE(tx.hash,'hex') AS creation_tx_hash,
+      s.type::text AS type,
+      s.json AS value,
+      ENCODE(s.bytes,'hex')::text AS bytes,
+      s.serialised_size AS size
+    FROM script AS s
+      INNER JOIN tx ON tx.id = s.tx_id
+    WHERE s.hash = ANY(_script_hashes_decoded)
+  ;
+END;
+$$;
+
+COMMENT ON FUNCTION grest.script_info IS  'Get information about a given script FROM hashes.'; -- noqa: LT01
\ No newline at end of file
diff --git a/specs/results/koiosapi-guild.yaml b/specs/results/koiosapi-guild.yaml
index 602d299e..a7763c32 100644
--- a/specs/results/koiosapi-guild.yaml
+++ b/specs/results/koiosapi-guild.yaml
@@ -1,7 +1,7 @@
 openapi: 3.0.2
 info:
   title: Koios API
-  version: 1.0.11rc
+  version: v1.0.11rc
   description: |
     Koios is best described as a Decentralized and Elastic RESTful query layer for exploring data on Cardano blockchain to consume within applications/wallets/explorers/etc. This page not only provides an OpenAPI Spec for live implementation, but also ability to execute live demo from client browser against each endpoint with pre-filled examples.
 
@@ -534,19 +534,41 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Address Transactions
       description: Get the transaction hash list of input address array, optionally filtering after specified block height (inclusive)
+
+  /address_utxos: #RPC #todo new
+    post:
+      tags:
+        - Address
+      requestBody:
+        $ref: "#/components/requestBodies/payment_addresses_with_extended"
+      responses:
+        "200":
+          description: Array of address UTXOs
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/utxo_infos"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Address UTXOs
+      description: Get UTxO set for given addresses
   /credential_utxos: #RPC
     post:
       tags:
         - Address
       requestBody:
-        $ref: "#/components/requestBodies/credential_utxos"
+        $ref: "#/components/requestBodies/utxo_infos"
       responses:
         "200":
           description: Array of UTxOs with balances
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/credential_utxos"
+                $ref: "#/components/schemas/utxo_infos"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -554,7 +576,8 @@ paths:
         "404":
           $ref: "#/components/responses/NotFound"
       summary: UTxOs from payment credentials
-      description: Get a list of UTxO against input payment credential array including their balances
+      description: Get UTxO details for requested payment credentials
+
   /address_assets: #RPC
     post:
       tags:
@@ -588,7 +611,7 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/credential_txs"
+                $ref: "#/components/schemas/address_txs"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -637,27 +660,52 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Account Information
       description: Get the account information for given stake addresses
-  /account_utxos: #RPC
+
+  /account_txs: #RPC # todo - new
     get:
       tags:
         - Stake Account
       parameters:
         - $ref: "#/components/parameters/_stake_address"
+        - $ref: "#/components/parameters/_after_block_height"
+      responses:
+        "200":
+          description: Array of Txs associated with stake address (account)
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/address_txs"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Account Txs
+      description: Get a list of all Txs for a given stake address (account)
+
+  /account_utxos: #RPC
+    post:
+      tags:
+        - Stake Account
+      requestBody:
+        $ref: "#/components/requestBodies/stake_addresses_with_extended"
       responses:
         "200":
-          description: Array of account UTxOs associated with stake address
+          description: Array of account UTxOs associated with given stake addresses
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/account_utxos"
+                $ref: "#/components/schemas/utxo_infos"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
           $ref: "#/components/responses/Unauthorized"
         "404":
           $ref: "#/components/responses/NotFound"
-      summary: Account UTxOs
-      description: Get a list of all UTxOs for a given stake address (account)
+      summary: UTxOs for stake addresses (accounts)
+      description: Get a list of all UTxOs for given stake addresses (account)s
+
   /account_info_cached: #RPC
     post:
       tags:
@@ -936,6 +984,29 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Asset Information (Bulk)
       description: Get the information of a list of assets including first minting & token registry metadata
+
+  /asset_utxos: #RPC
+    post:
+      tags:
+        - Asset
+      requestBody:
+        $ref: "#/components/requestBodies/asset_list_with_extended"
+      responses:
+        "200":
+          description: Array of UTXOs for given asset list
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/utxo_infos"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Asset UTXO Information (Bulk)
+      description: Get the UTXO information of a list of assets including
+
   /asset_history: #RPC
     get:
       tags:
@@ -1078,11 +1149,11 @@ paths:
         - $ref: "#/components/parameters/_history"
       responses:
         "200":
-          description: Array of Tx hashes that included the given asset
+          description: An array of Tx hashes that included the given asset (latest first)
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/asset_txs"
+                $ref: "#/components/schemas/address_txs"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -1109,7 +1180,7 @@ paths:
         "404":
           $ref: "#/components/responses/NotFound"
       summary: Pool List
-      description: A list of all currently registered/retiring (not retired) pools
+      description: List of brief info for all pools
   /pool_info: #RPC
     post:
       tags:
@@ -1305,6 +1376,29 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Pool Metadata
       description: Metadata (on & off-chain) for all pools
+
+  /script_info: #RPC
+    post:
+      tags:
+        - Script
+      requestBody:
+        $ref: "#/components/requestBodies/script_hashes"
+      responses:
+        "200":
+          description: List of datum information for given datum hashes
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/script_info"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Datum Information
+      description: List of datum information for given datum hashes
+
   /native_script_list: #RPC
     get:
       tags:
@@ -1315,7 +1409,7 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/native_script_list"
+                $ref: "#/components/schemas/script_list"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -1334,7 +1428,7 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/plutus_script_list"
+                $ref: "#/components/schemas/script_list"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -1364,6 +1458,30 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Script Redeemers
       description: List of all redeemers for a given script hash
+
+  /script_utxos: #RPC todo new
+    get:
+      tags:
+        - Script
+      parameters:
+        - $ref: "#/components/parameters/_script_hash"
+        - $ref: "#/components/parameters/_extended"
+      responses:
+        "200":
+          description: List of UTXOs for a given script hash
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/utxo_infos"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Script UTXOs
+      description: List of all UTXOs for a given script hash
+
   /datum_info: #RPC
     post:
       tags:
@@ -1385,6 +1503,29 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Datum Information
       description: List of datum information for given datum hashes
+
+  /utxo_info: #RPC #todonew
+    post:
+      tags:
+        - UTXO
+      requestBody:
+        $ref: "#/components/requestBodies/utxo_refs_with_extended"
+      responses:
+        "200":
+          description: Array of UTXO details
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/utxo_infos"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: UTXOs Info
+      description: Get UTxO set for requested UTxO references
+
 components:
   parameters:
     select:
@@ -1558,6 +1699,16 @@ components:
       in: query
       required: false
       allowEmptyValue: true
+    _extended:
+      deprecated: false
+      name: _extended
+      description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call
+      schema:
+        type: boolean
+        example: "false"
+      in: query
+      required: false
+      allowEmptyValue: true
     _history:
       deprecated: false
       name: _history
@@ -1665,6 +1816,29 @@ components:
               _addresses:
                 - addr_test1qzmtfv43a8ncx6ve92ja6yy25npn9raz9pu5a2tfxsqv9gy9ktf0pu6yu4zjh9r37fzx3h4tsxqdjhu3t4d5ffdsfz9s6ska3z
                 - addr_test1vq67g5u8ls4vm4wdvs0r8xvsuej66nvaqedyrj2tcz6tuycz275pu
+    payment_addresses_with_extended:
+      content:
+        application/json:
+          schema:
+            required:
+              - _addresses
+            type: object
+            properties:
+              _addresses:
+                format: text
+                type: array
+                items:
+                  type: string
+                description: Array of Cardano payment address(es) in bech32 format
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call
+            example:
+              _addresses:
+                - addr_test1qzmtfv43a8ncx6ve92ja6yy25npn9raz9pu5a2tfxsqv9gy9ktf0pu6yu4zjh9r37fzx3h4tsxqdjhu3t4d5ffdsfz9s6ska3z
+                - addr_test1vq67g5u8ls4vm4wdvs0r8xvsuej66nvaqedyrj2tcz6tuycz275pu
+              _extended: true
     address_txs:
       content:
         application/json:
@@ -1737,6 +1911,31 @@ components:
               _stake_addresses:
                 - stake_test17zt9x005zkd2usz2vhvktyzqsuwz25gmgnaqdka5hcj9m2qfg2py2
                 - stake_test1uzzm95hs7dzw23ftj3cly3rgm64crqxet7g46k6y5kcy3zcs3mpjd
+              todo: add examples referencing all existing param
+
+    stake_addresses_with_extended:
+      content:
+        application/json:
+          schema:
+            required:
+              - _stake_addresses
+            type: object
+            properties:
+              _stake_addresses:
+                format: text
+                type: array
+                items:
+                  type: string
+                description: Array of Cardano stake address(es) in bech32 format
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call
+            example:
+              _stake_addresses:
+                - stake_test17zt9x005zkd2usz2vhvktyzqsuwz25gmgnaqdka5hcj9m2qfg2py2
+                - stake_test1uzzm95hs7dzw23ftj3cly3rgm64crqxet7g46k6y5kcy3zcs3mpjd
+              _extended: true
     stake_addresses:
       content:
         application/json:
@@ -1792,10 +1991,15 @@ components:
                 items:
                   type: string
                 description: Array of Cardano payment credential(s) in hex format
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call           
             example:
               _payment_credentials:
                 - b6b4b2b1e9e78369992aa5dd108aa4c3328fa228794ea9693400c2a0
                 - 35e45387fc2acdd5cd641e339990e665ad4d9d065a41c94bc0b4be13
+              _extended: true
     tx_ids:
       content:
         application/json:
@@ -1857,6 +2061,22 @@ components:
                 - pool19st4a2vvu78tjtyywjte2eml3kx6ynersgd2nyw0y4jvyhlfu0u
                 - pool1uul8pytp2p0xq4ckjn3l294km0m7fuef46teehvh3x5tk46sfx3
                 - pool1us9ww725p0vygae5zaydme3apt7wg9se2yemhl8mgwkes3tlrqp
+    script_hashes:
+      content:
+        application/json:
+          schema:
+            type: object
+            properties:
+              _script_hashes:
+                format: text
+                type: array
+                items:
+                  type: string
+                description: Array of Cardano script hashes
+            example:
+              _script_hashes:
+                  - 964af1ff2a66ce472d34ac39b47f356b6d971d62c794a89ec12825d5de30f3aa
+                  - 17bdb9c96b77c7718d546be50193a80bc9d72081b7375e5e16891db196af14fc
     datum_hashes:
       content:
         application/json:
@@ -1893,6 +2113,54 @@ components:
               _asset_list:
                 - ['313534a537bc476c86ff7c57ec511bd7f24a9d15654091b24e9c606e','41484c636f696e']
                 - ['313534a537bc476c86ff7c57ec511bd7f24a9d15654091b24e9c606e','41484c636f696e']
+    asset_list_with_extended:
+      content:
+        application/json:
+          schema:
+            required:
+              - _asset_list
+            type: object
+            properties:
+              _asset_list:
+                format: text
+                type: array
+                description: Array of array of policy ID and asset names (hex)
+                items:
+                  type: array
+                  items:
+                    type: string
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call
+            example:
+              _asset_list:
+                - ['313534a537bc476c86ff7c57ec511bd7f24a9d15654091b24e9c606e','41484c636f696e']
+                - ['313534a537bc476c86ff7c57ec511bd7f24a9d15654091b24e9c606e','41484c636f696e']
+              _extended: true
+    utxo_refs_with_extended:
+      content:
+        application/json:
+          schema:
+            required:
+              - _utxo_refs
+            type: object
+            properties:
+              _utxo_refs:
+                format: text
+                type: array
+                items:
+                  type: string
+                description: Array of Cardano utxo references in the form "hash#index"
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call           
+            example:
+              _utxo_refs:
+                - ##utxo_ref1_rb##
+                - ##utxo_ref2_rb##
+              _extended: false
   securitySchemes:
     bearerAuth:
       type: http
@@ -2566,8 +2834,8 @@ components:
             description: The hash of the first block where these parameters are valid
             example: f9dc2a2fc3a2db09a71af007a740261de585afc9e3022b8e30535592ff4dd9e5
           cost_models:
-            type: string
-            description: The per language cost models
+            type: object
+            description: The per language cost model in JSON
             example: null
             nullable: true
           price_mem:
@@ -2757,17 +3025,21 @@ components:
         properties:
           block_hash:
             $ref: "#/components/schemas/blocks/items/properties/hash"
-          tx_hashes:
-            type: array
-            items:
-              $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+          tx_hash:
+            $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+          epoch_no:
+            $ref: "#/components/schemas/blocks/items/properties/epoch_no"
+          block_height:
+            $ref: "#/components/schemas/blocks/items/properties/block_height"
+          block_time:
+            $ref: "#/components/schemas/blocks/items/properties/block_time"
     address_info:
       type: array
       items:
         type: object
         properties:
           address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
           balance:
             type: string
             description: Sum of all UTxO values beloning to address
@@ -2786,9 +3058,9 @@ components:
               type: object
               properties:
                 tx_hash:
-                  $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_hash"
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 tx_index:
-                  $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_index"
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_index"
                 block_height:
                   $ref: "#/components/schemas/blocks/items/properties/block_height"
                 block_time:
@@ -2802,7 +3074,7 @@ components:
                 reference_script:
                   $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/reference_script"
                 asset_list:
-                  $ref: "#/components/schemas/account_assets/items/properties/asset_list"
+                  $ref: "#/components/schemas/utxo_infos/items/properties/asset_list"
     address_txs:
       type: array
       items:
@@ -2822,22 +3094,17 @@ components:
         type: object
         properties:
           address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
-          asset_list:
-            $ref: "#/components/schemas/account_assets/items/properties/asset_list"
-    credential_txs:
-      $ref: "#/components/schemas/address_txs"
-    credential_utxos:
-      type: array
-      items:
-        type: object
-        properties:
-          tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_hash"
-          tx_index:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_index"
-          value:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/value"
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
+          policy_id:
+            $ref: "#/components/schemas/asset_info/items/properties/policy_id"
+          asset_name:
+            $ref: "#/components/schemas/asset_info/items/properties/asset_name"
+          fingerprint:
+            $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
+          decimals:
+            $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
+          quantity:
+            $ref: "#/components/schemas/asset_addresses/items/properties/quantity"
     account_list:
       type: array
       items:
@@ -2858,7 +3125,9 @@ components:
             enum: ["registered", "not registered"]
             example: registered
           delegated_pool:
-            $ref: "#/components/schemas/pool_list/items/properties/pool_id_bech32"
+            nullable: true
+            allOf:
+            - $ref: "#/components/schemas/pool_list/items/properties/pool_id_bech32"
           total_balance:
             type: string
             description: Total balance of the account including UTxO, rewards and MIRs (in lovelace)
@@ -2887,23 +3156,66 @@ components:
             type: string
             description: Total treasury MIR value of the account
             example: "0"
-    account_utxos:
+    utxo_infos:
       type: array
       items:
         type: object
         properties:
           tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_hash"
+            type: string
+            description: Hash identifier of the transaction
+            example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
           tx_index:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_index"
+            type: integer
+            description: Index of UTxO in the transaction 
+            example: 0
           address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+            type: string
+            description: A Cardano payment/base address (bech32 encoded)
+            example: addr1qxkfe8s6m8qt5436lec3f0320hrmpppwqgs2gah4360krvyssntpwjcz303mx3h4avg7p29l3zd8u3jyglmewds9ezrqdc3cxp
           value:
             $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/value"
+          stake_address:
+            $ref: "#/components/schemas/account_history/items/properties/stake_address"
+          payment_cred:
+            type: string
+            description: Payment credential
+            example: de3c1c527e8826b9cd2030f88f75fc44cd4ce519b9ded9eb794b3794
+          epoch_no:
+            $ref: "#/components/schemas/blocks/items/properties/epoch_no"
           block_height:
             $ref: "#/components/schemas/blocks/items/properties/block_height"
           block_time:
             $ref: "#/components/schemas/blocks/items/properties/block_time"
+          datum_hash:
+            $ref: "#/components/schemas/script_redeemers/items/properties/redeemers/items/properties/datum_hash"
+          inline_datum:
+            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/inline_datum"
+          reference_script:
+            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/reference_script"
+          asset_list:
+            type: array
+            nullable: true
+            description: An array of assets on the UTxO
+            items:
+              properties:
+                policy_id:
+                  $ref: "#/components/schemas/asset_info/items/properties/policy_id"
+                asset_name:
+                  $ref: "#/components/schemas/asset_info/items/properties/asset_name"
+                fingerprint:
+                  $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
+                decimals:
+                  $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
+                quantity:
+                  type: string
+                  description: Quantity of assets on the UTxO
+                  example: 1
+          is_spent:
+            type: boolean
+            description: True if the UTXO has been spent
+            example: true
+
     account_rewards:
       type: array
       items:
@@ -2948,7 +3260,7 @@ components:
                   enum: ["registration", "delegation", "withdrawal", "deregistration"]
                   example: "registration"
                 tx_hash:
-                  $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 epoch_no:
                   $ref: "#/components/schemas/blocks/items/properties/epoch_no"
                 epoch_slot:
@@ -2967,7 +3279,7 @@ components:
           addresses:
             type: array
             items:
-              $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+              $ref: "#/components/schemas/utxo_infos/items/properties/address"
     account_assets:
       type: array
       items:
@@ -2975,25 +3287,16 @@ components:
         properties:
           stake_address:
             $ref: "#/components/schemas/account_history/items/properties/stake_address"
-          asset_list:
-            type: array
-            items:
-              type: object
-              properties:
-                policy_id:
-                  $ref: "#/components/schemas/asset_info/items/properties/policy_id"
-                asset_name:
-                  $ref: "#/components/schemas/asset_info/items/properties/asset_name"
-                fingerprint:
-                  $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
-                decimals:
-                  type: integer
-                  description: Asset decimals
-                  example: 6
-                quantity:
-                  type: string
-                  description: Asset quantity owned by account
-                  example: 990000
+          policy_id:
+            $ref: "#/components/schemas/asset_info/items/properties/policy_id"
+          asset_name:
+            $ref: "#/components/schemas/asset_info/items/properties/asset_name"
+          fingerprint:
+            $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
+          decimals:
+            $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
+          quantity:
+            $ref: "#/components/schemas/asset_addresses/items/properties/quantity"
     account_history:
       type: array
       items:
@@ -3025,9 +3328,7 @@ components:
         type: object
         properties:
           tx_hash:
-            type: string
-            description: Hash identifier of the transaction
-            example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
+            $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
           block_hash:
             $ref: "#/components/schemas/blocks/items/properties/hash"
           block_height:
@@ -3094,9 +3395,7 @@ components:
                   type: object
                   properties:
                     bech32:
-                      type: string
-                      description: A Cardano payment/base address (bech32 encoded) where funds were sent or change to be returned
-                      example: addr1q80rc8zj06yzdwwdyqc03rm4l3zv6n89rxuaak0t099n09yssntpwjcz303mx3h4avg7p29l3zd8u3jyglmewds9ezrqad9mkw
+                      $ref: "#/components/schemas/utxo_infos/items/properties/address"
                     cred:
                       type: string
                       description: Payment credential
@@ -3106,13 +3405,9 @@ components:
                   allOf:
                   - $ref: "#/components/schemas/account_history/items/properties/stake_address"
                 tx_hash:
-                  type: string
-                  description: Hash of transaction for UTxO
-                  example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 tx_index:
-                  type: integer
-                  description: Index of UTxO in the transaction 
-                  example: 0
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_index"
                 value:
                   type: string
                   description: Total sum of ADA on the UTxO
@@ -3162,23 +3457,7 @@ components:
                       description: Value (json)
                       example: null
                 asset_list:
-                  type: array
-                  nullable: true
-                  description: An array of assets on the UTxO
-                  items:
-                    properties:
-                      policy_id:
-                        $ref: "#/components/schemas/asset_info/items/properties/policy_id"
-                      asset_name:
-                        $ref: "#/components/schemas/asset_info/items/properties/asset_name"
-                      fingerprint:
-                        $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
-                      decimals:
-                        $ref: "#/components/schemas/account_assets/items/properties/asset_list/items/properties/decimals"
-                      quantity:
-                        type: string
-                        description: Quantity of assets on the UTxO
-                        example: 1
+                  $ref: "#/components/schemas/utxo_infos/items/properties/asset_list"
           withdrawals:
             type: array
             description: Array of withdrawals with-in a transaction
@@ -3207,7 +3486,7 @@ components:
                 fingerprint:
                   $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
                 decimals:
-                  $ref: "#/components/schemas/account_assets/items/properties/asset_list/items/properties/decimals"
+                  $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
                 quantity:
                   type: string
                   description: Quantity of minted assets (negative on burn)
@@ -3245,7 +3524,7 @@ components:
             items:
               properties:
                 script_hash:
-                  $ref: "#/components/schemas/plutus_script_list/items/properties/script_hash"
+                  $ref: "#/components/schemas/script_info/items/properties/script_hash"
                 script_json:
                   type: object
                   description: JSON representation of the timelock script (null for other script types)
@@ -3270,6 +3549,7 @@ components:
                     }
           plutus_contracts:
             type: array
+            nullable: true
             description: Plutus contracts present in transaction (if any)
             items:
               properties:
@@ -3279,15 +3559,11 @@ components:
                   example: addr1w999n67e86jn6xal07pzxtrmqynspgx0fwmcmpua4wc6yzsxpljz3
                   nullable: true
                 script_hash:
-                  $ref: "#/components/schemas/plutus_script_list/items/properties/script_hash"
+                  $ref: "#/components/schemas/script_info/items/properties/script_hash"
                 bytecode:
-                  type: string
-                  description: CBOR-encoded Plutus script data
-                  example: 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+                  $ref: "#/components/schemas/script_info/items/properties/bytes"
                 size:
-                  type: integer
-                  description: The size of the CBOR serialised script (in bytes)
-                  example: 234895
+                  $ref: "#/components/schemas/script_info/items/properties/size"
                 valid_contract:
                   type: boolean
                   description: True if the contract is valid or there is no contract
@@ -3351,13 +3627,9 @@ components:
                   allOf:
                   - $ref: "#/components/schemas/account_history/items/properties/stake_address"
                 tx_hash:
-                  type: string
-                  description: Hash of transaction for UTxO
-                  example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 tx_index:
-                  type: integer
-                  description: Index of UTxO in the transaction 
-                  example: 0
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_index"
                 value:
                   type: string
                   description: Total sum of ADA on the UTxO
@@ -3372,7 +3644,7 @@ components:
       items:
         properties:
           tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+            $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
           metadata:
             type: object
             nullable: true
@@ -3393,7 +3665,7 @@ components:
       items:
         properties:
           tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+            $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
           num_confirmations:
             type: integer
             description: Number of block confirmations
@@ -3447,9 +3719,7 @@ components:
       items:
         properties:
           payment_address:
-            type: string
-            description: A Cardano payment/base address (bech32 encoded) for transaction's input UTxO
-            example: addr1qxkfe8s6m8qt5436lec3f0320hrmpppwqgs2gah4360krvyssntpwjcz303mx3h4avg7p29l3zd8u3jyglmewds9ezrqdc3cxp
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
           quantity:
             type: string
             description: Asset balance on the payment address
@@ -3460,7 +3730,7 @@ components:
       items:
         properties:
           payment_address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
     asset_summary:
       type: array
       items:
@@ -3592,7 +3862,7 @@ components:
           asset_name:
             $ref: "#/components/schemas/asset_info/items/properties/asset_name"
           payment_address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
           quantity:
             $ref: "#/components/schemas/asset_addresses/items/properties/quantity"
     policy_asset_info:
@@ -3632,67 +3902,65 @@ components:
           total_supply:
             $ref: "#/components/schemas/asset_info/items/properties/total_supply"
           decimals:
-            $ref: "#/components/schemas/account_assets/items/properties/asset_list/items/properties/decimals"
-    asset_txs:
-      type: array
-      description: An array of Tx hashes that included the given asset (latest first)
-      items:
-        properties:
-          tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
-          epoch_no:
-            $ref: "#/components/schemas/blocks/items/properties/epoch_no"
-          block_height:
-            $ref: "#/components/schemas/blocks/items/properties/block_height"
-          block_time:
-            $ref: "#/components/schemas/blocks/items/properties/block_time"
-    native_script_list:
+            $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
+    script_info:
       type: array
       items:
         properties:
           script_hash:
-            $ref: "#/components/schemas/plutus_script_list/items/properties/script_hash"
+            type: string
+            description: Hash of a script
+            example: bfa7ffa9b2e164873db6ac6d0528c82e212963bc62e10fd1d81da4af
           creation_tx_hash:
-            $ref: "#/components/schemas/plutus_script_list/items/properties/creation_tx_hash"
+            type: string
+            description: Hash of the script creation transaction
+            example: 255f061502ad83230351fbcf2d9fade1b5d118d332f92c9861075010a1fe3fbe
           type:
             type: string
             description: Type of the script
-            enum: ["timelock", "multisig"]
-            example: timelock
-    plutus_script_list:
+            enum: ["plutusV1","plutusV2","timelock","multisig"]
+            example: plutusV1
+          value:
+            type: object
+            nullable: true
+            description: Data in JSON format
+            example: null
+          bytes:
+            type: string
+            description: Script bytes (cborSeq)
+            example: 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
+          size:
+            type: integer
+            description: The size of the CBOR serialised script (in bytes)
+            example: 2039
+    script_list:
       type: array
       items:
         properties:
           script_hash:
-            type: string
-            description: Hash of a script
-            example: d8480dc869b94b80e81ec91b0abe307279311fe0e7001a9488f61ff8
+            $ref: "#/components/schemas/script_info/items/properties/script_hash"
           creation_tx_hash:
-            type: string
-            description: Hash of the script creation transaction
-            example: fda6c7697009237975ffc30f36666addf4c6e2a2c6f90411a24431b700baaab1
+            $ref: "#/components/schemas/script_info/items/properties/creation_tx_hash"
+          type:
+            $ref: "#/components/schemas/script_info/items/properties/type"
+          size:
+            $ref: "#/components/schemas/script_info/items/properties/size"
     script_redeemers:
       type: array
       items:
         type: object
         properties:
           script_hash:
-            type: string
-            description: Hash of Transaction for which details are being shown
-            example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
+            $ref: "#/components/schemas/script_info/items/properties/script_hash"
           redeemers:
             type: array
             items:
               type: object
               properties:
                 tx_hash:
-                  type: string
-                  description: Hash of Transaction containing the redeemer
-                  example: fda6c7697009237975ffc30f36666addf4c6e2a2c6f90411a24431b700baaab1
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 tx_index:
-                  type: integer
-                  description: The index of the redeemer pointer in the transaction
-                  example: 0
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_index"
                 unit_mem:
                   description: The budget in Memory to run a script
                   example: 520448
@@ -3724,20 +3992,20 @@ components:
                   nullable: true
                   example: 5a595ce795815e81d22a1a522cf3987d546dc5bb016de61b002edd63a5413ec4
                 datum_value:
-                  type: object
-                  description: The actual data in json format
-                  example: { "bytes": "3c33" }
+                  $ref: "#/components/schemas/script_info/items/properties/value"
     datum_info:
       type: array
       items:
         type: object
         properties:
-          hash:
+          datum_hash:
             $ref: "#/components/schemas/script_redeemers/items/properties/redeemers/items/properties/datum_hash"
+          creation_tx_hash:
+            $ref: "#/components/schemas/script_info/items/properties/creation_tx_hash"
           value:
-            $ref: "#/components/schemas/script_redeemers/items/properties/redeemers/items/properties/datum_value"
+            $ref: "#/components/schemas/script_info/items/properties/value"
           bytes:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/inline_datum/properties/bytes"
+            $ref: "#/components/schemas/script_info/items/properties/bytes"
   headers: {}
   responses:
     OK:
diff --git a/specs/results/koiosapi-mainnet.yaml b/specs/results/koiosapi-mainnet.yaml
index 1fba8708..d210d314 100644
--- a/specs/results/koiosapi-mainnet.yaml
+++ b/specs/results/koiosapi-mainnet.yaml
@@ -1,7 +1,7 @@
 openapi: 3.0.2
 info:
   title: Koios API
-  version: 1.0.11rc
+  version: v1.0.11rc
   description: |
     Koios is best described as a Decentralized and Elastic RESTful query layer for exploring data on Cardano blockchain to consume within applications/wallets/explorers/etc. This page not only provides an OpenAPI Spec for live implementation, but also ability to execute live demo from client browser against each endpoint with pre-filled examples.
 
@@ -534,19 +534,41 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Address Transactions
       description: Get the transaction hash list of input address array, optionally filtering after specified block height (inclusive)
+
+  /address_utxos: #RPC #todo new
+    post:
+      tags:
+        - Address
+      requestBody:
+        $ref: "#/components/requestBodies/payment_addresses_with_extended"
+      responses:
+        "200":
+          description: Array of address UTXOs
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/utxo_infos"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Address UTXOs
+      description: Get UTxO set for given addresses
   /credential_utxos: #RPC
     post:
       tags:
         - Address
       requestBody:
-        $ref: "#/components/requestBodies/credential_utxos"
+        $ref: "#/components/requestBodies/utxo_infos"
       responses:
         "200":
           description: Array of UTxOs with balances
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/credential_utxos"
+                $ref: "#/components/schemas/utxo_infos"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -554,7 +576,8 @@ paths:
         "404":
           $ref: "#/components/responses/NotFound"
       summary: UTxOs from payment credentials
-      description: Get a list of UTxO against input payment credential array including their balances
+      description: Get UTxO details for requested payment credentials
+
   /address_assets: #RPC
     post:
       tags:
@@ -588,7 +611,7 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/credential_txs"
+                $ref: "#/components/schemas/address_txs"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -637,27 +660,52 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Account Information
       description: Get the account information for given stake addresses
-  /account_utxos: #RPC
+
+  /account_txs: #RPC # todo - new
     get:
       tags:
         - Stake Account
       parameters:
         - $ref: "#/components/parameters/_stake_address"
+        - $ref: "#/components/parameters/_after_block_height"
+      responses:
+        "200":
+          description: Array of Txs associated with stake address (account)
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/address_txs"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Account Txs
+      description: Get a list of all Txs for a given stake address (account)
+
+  /account_utxos: #RPC
+    post:
+      tags:
+        - Stake Account
+      requestBody:
+        $ref: "#/components/requestBodies/stake_addresses_with_extended"
       responses:
         "200":
-          description: Array of account UTxOs associated with stake address
+          description: Array of account UTxOs associated with given stake addresses
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/account_utxos"
+                $ref: "#/components/schemas/utxo_infos"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
           $ref: "#/components/responses/Unauthorized"
         "404":
           $ref: "#/components/responses/NotFound"
-      summary: Account UTxOs
-      description: Get a list of all UTxOs for a given stake address (account)
+      summary: UTxOs for stake addresses (accounts)
+      description: Get a list of all UTxOs for given stake addresses (account)s
+
   /account_info_cached: #RPC
     post:
       tags:
@@ -936,6 +984,29 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Asset Information (Bulk)
       description: Get the information of a list of assets including first minting & token registry metadata
+
+  /asset_utxos: #RPC
+    post:
+      tags:
+        - Asset
+      requestBody:
+        $ref: "#/components/requestBodies/asset_list_with_extended"
+      responses:
+        "200":
+          description: Array of UTXOs for given asset list
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/utxo_infos"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Asset UTXO Information (Bulk)
+      description: Get the UTXO information of a list of assets including
+
   /asset_history: #RPC
     get:
       tags:
@@ -1078,11 +1149,11 @@ paths:
         - $ref: "#/components/parameters/_history"
       responses:
         "200":
-          description: Array of Tx hashes that included the given asset
+          description: An array of Tx hashes that included the given asset (latest first)
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/asset_txs"
+                $ref: "#/components/schemas/address_txs"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -1109,7 +1180,7 @@ paths:
         "404":
           $ref: "#/components/responses/NotFound"
       summary: Pool List
-      description: A list of all currently registered/retiring (not retired) pools
+      description: List of brief info for all pools
   /pool_info: #RPC
     post:
       tags:
@@ -1305,6 +1376,29 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Pool Metadata
       description: Metadata (on & off-chain) for all pools
+
+  /script_info: #RPC
+    post:
+      tags:
+        - Script
+      requestBody:
+        $ref: "#/components/requestBodies/script_hashes"
+      responses:
+        "200":
+          description: List of datum information for given datum hashes
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/script_info"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Datum Information
+      description: List of datum information for given datum hashes
+
   /native_script_list: #RPC
     get:
       tags:
@@ -1315,7 +1409,7 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/native_script_list"
+                $ref: "#/components/schemas/script_list"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -1334,7 +1428,7 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/plutus_script_list"
+                $ref: "#/components/schemas/script_list"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -1364,6 +1458,30 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Script Redeemers
       description: List of all redeemers for a given script hash
+
+  /script_utxos: #RPC todo new
+    get:
+      tags:
+        - Script
+      parameters:
+        - $ref: "#/components/parameters/_script_hash"
+        - $ref: "#/components/parameters/_extended"
+      responses:
+        "200":
+          description: List of UTXOs for a given script hash
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/utxo_infos"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Script UTXOs
+      description: List of all UTXOs for a given script hash
+
   /datum_info: #RPC
     post:
       tags:
@@ -1385,6 +1503,29 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Datum Information
       description: List of datum information for given datum hashes
+
+  /utxo_info: #RPC #todonew
+    post:
+      tags:
+        - UTXO
+      requestBody:
+        $ref: "#/components/requestBodies/utxo_refs_with_extended"
+      responses:
+        "200":
+          description: Array of UTXO details
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/utxo_infos"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: UTXOs Info
+      description: Get UTxO set for requested UTxO references
+
 components:
   parameters:
     select:
@@ -1558,6 +1699,16 @@ components:
       in: query
       required: false
       allowEmptyValue: true
+    _extended:
+      deprecated: false
+      name: _extended
+      description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call
+      schema:
+        type: boolean
+        example: "false"
+      in: query
+      required: false
+      allowEmptyValue: true
     _history:
       deprecated: false
       name: _history
@@ -1665,6 +1816,29 @@ components:
               _addresses:
                 - addr1qy2jt0qpqz2z2z9zx5w4xemekkce7yderz53kjue53lpqv90lkfa9sgrfjuz6uvt4uqtrqhl2kj0a9lnr9ndzutx32gqleeckv
                 - addr1q9xvgr4ehvu5k5tmaly7ugpnvekpqvnxj8xy50pa7kyetlnhel389pa4rnq6fmkzwsaynmw0mnldhlmchn2sfd589fgsz9dd0y
+    payment_addresses_with_extended:
+      content:
+        application/json:
+          schema:
+            required:
+              - _addresses
+            type: object
+            properties:
+              _addresses:
+                format: text
+                type: array
+                items:
+                  type: string
+                description: Array of Cardano payment address(es) in bech32 format
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call
+            example:
+              _addresses:
+                - addr1qy2jt0qpqz2z2z9zx5w4xemekkce7yderz53kjue53lpqv90lkfa9sgrfjuz6uvt4uqtrqhl2kj0a9lnr9ndzutx32gqleeckv
+                - addr1q9xvgr4ehvu5k5tmaly7ugpnvekpqvnxj8xy50pa7kyetlnhel389pa4rnq6fmkzwsaynmw0mnldhlmchn2sfd589fgsz9dd0y
+              _extended: true
     address_txs:
       content:
         application/json:
@@ -1737,6 +1911,31 @@ components:
               _stake_addresses:
                 - stake1uyrx65wjqjgeeksd8hptmcgl5jfyrqkfq0xe8xlp367kphsckq250
                 - stake1uxpdrerp9wrxunfh6ukyv5267j70fzxgw0fr3z8zeac5vyqhf9jhy
+              todo: add examples referencing all existing param
+
+    stake_addresses_with_extended:
+      content:
+        application/json:
+          schema:
+            required:
+              - _stake_addresses
+            type: object
+            properties:
+              _stake_addresses:
+                format: text
+                type: array
+                items:
+                  type: string
+                description: Array of Cardano stake address(es) in bech32 format
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call
+            example:
+              _stake_addresses:
+                - stake1uyrx65wjqjgeeksd8hptmcgl5jfyrqkfq0xe8xlp367kphsckq250
+                - stake1uxpdrerp9wrxunfh6ukyv5267j70fzxgw0fr3z8zeac5vyqhf9jhy
+              _extended: true
     stake_addresses:
       content:
         application/json:
@@ -1792,10 +1991,15 @@ components:
                 items:
                   type: string
                 description: Array of Cardano payment credential(s) in hex format
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call           
             example:
               _payment_credentials:
                 - 025b0a8f85cb8a46e1dda3fae5d22f07e2d56abb4019a2129c5d6c52
                 - 13f6870c5e4f3b242463e4dc1f2f56b02a032d3797d933816f15e555
+              _extended: true
     tx_ids:
       content:
         application/json:
@@ -1857,6 +2061,22 @@ components:
                 - pool100wj94uzf54vup2hdzk0afng4dhjaqggt7j434mtgm8v2gfvfgp
                 - pool102s2nqtea2hf5q0s4amj0evysmfnhrn4apyyhd4azcmsclzm96m
                 - pool102vsulhfx8ua2j9fwl2u7gv57fhhutc3tp6juzaefgrn7ae35wm
+    script_hashes:
+      content:
+        application/json:
+          schema:
+            type: object
+            properties:
+              _script_hashes:
+                format: text
+                type: array
+                items:
+                  type: string
+                description: Array of Cardano script hashes
+            example:
+              _script_hashes:
+                  - 818ee3db3bbbd04f9f2ce21778cac3ac605802a4fcb00c8b3a58ee2dafc17d46
+                  - 45b0cfc220ceec5b7c1c62c4d4193d38e4eba48e8815729ce75f9c0ab0e4c1c0
     datum_hashes:
       content:
         application/json:
@@ -1893,6 +2113,54 @@ components:
               _asset_list:
                 - ['750900e4999ebe0d58f19b634768ba25e525aaf12403bfe8fe130501','424f4f4b']
                 - ['1d7f33bd23d85e1a25d87d86fac4f199c3197a2f7afeb662a0f34e1e','776f726c646d6f62696c65746f6b656e']
+    asset_list_with_extended:
+      content:
+        application/json:
+          schema:
+            required:
+              - _asset_list
+            type: object
+            properties:
+              _asset_list:
+                format: text
+                type: array
+                description: Array of array of policy ID and asset names (hex)
+                items:
+                  type: array
+                  items:
+                    type: string
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call
+            example:
+              _asset_list:
+                - ['750900e4999ebe0d58f19b634768ba25e525aaf12403bfe8fe130501','424f4f4b']
+                - ['1d7f33bd23d85e1a25d87d86fac4f199c3197a2f7afeb662a0f34e1e','776f726c646d6f62696c65746f6b656e']
+              _extended: true
+    utxo_refs_with_extended:
+      content:
+        application/json:
+          schema:
+            required:
+              - _utxo_refs
+            type: object
+            properties:
+              _utxo_refs:
+                format: text
+                type: array
+                items:
+                  type: string
+                description: Array of Cardano utxo references in the form "hash#index"
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call           
+            example:
+              _utxo_refs:
+                - ##utxo_ref1_rb##
+                - ##utxo_ref2_rb##
+              _extended: false
   securitySchemes:
     bearerAuth:
       type: http
@@ -2566,8 +2834,8 @@ components:
             description: The hash of the first block where these parameters are valid
             example: f9dc2a2fc3a2db09a71af007a740261de585afc9e3022b8e30535592ff4dd9e5
           cost_models:
-            type: string
-            description: The per language cost models
+            type: object
+            description: The per language cost model in JSON
             example: null
             nullable: true
           price_mem:
@@ -2757,17 +3025,21 @@ components:
         properties:
           block_hash:
             $ref: "#/components/schemas/blocks/items/properties/hash"
-          tx_hashes:
-            type: array
-            items:
-              $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+          tx_hash:
+            $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+          epoch_no:
+            $ref: "#/components/schemas/blocks/items/properties/epoch_no"
+          block_height:
+            $ref: "#/components/schemas/blocks/items/properties/block_height"
+          block_time:
+            $ref: "#/components/schemas/blocks/items/properties/block_time"
     address_info:
       type: array
       items:
         type: object
         properties:
           address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
           balance:
             type: string
             description: Sum of all UTxO values beloning to address
@@ -2786,9 +3058,9 @@ components:
               type: object
               properties:
                 tx_hash:
-                  $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_hash"
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 tx_index:
-                  $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_index"
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_index"
                 block_height:
                   $ref: "#/components/schemas/blocks/items/properties/block_height"
                 block_time:
@@ -2802,7 +3074,7 @@ components:
                 reference_script:
                   $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/reference_script"
                 asset_list:
-                  $ref: "#/components/schemas/account_assets/items/properties/asset_list"
+                  $ref: "#/components/schemas/utxo_infos/items/properties/asset_list"
     address_txs:
       type: array
       items:
@@ -2822,22 +3094,17 @@ components:
         type: object
         properties:
           address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
-          asset_list:
-            $ref: "#/components/schemas/account_assets/items/properties/asset_list"
-    credential_txs:
-      $ref: "#/components/schemas/address_txs"
-    credential_utxos:
-      type: array
-      items:
-        type: object
-        properties:
-          tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_hash"
-          tx_index:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_index"
-          value:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/value"
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
+          policy_id:
+            $ref: "#/components/schemas/asset_info/items/properties/policy_id"
+          asset_name:
+            $ref: "#/components/schemas/asset_info/items/properties/asset_name"
+          fingerprint:
+            $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
+          decimals:
+            $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
+          quantity:
+            $ref: "#/components/schemas/asset_addresses/items/properties/quantity"
     account_list:
       type: array
       items:
@@ -2858,7 +3125,9 @@ components:
             enum: ["registered", "not registered"]
             example: registered
           delegated_pool:
-            $ref: "#/components/schemas/pool_list/items/properties/pool_id_bech32"
+            nullable: true
+            allOf:
+            - $ref: "#/components/schemas/pool_list/items/properties/pool_id_bech32"
           total_balance:
             type: string
             description: Total balance of the account including UTxO, rewards and MIRs (in lovelace)
@@ -2887,23 +3156,66 @@ components:
             type: string
             description: Total treasury MIR value of the account
             example: "0"
-    account_utxos:
+    utxo_infos:
       type: array
       items:
         type: object
         properties:
           tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_hash"
+            type: string
+            description: Hash identifier of the transaction
+            example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
           tx_index:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_index"
+            type: integer
+            description: Index of UTxO in the transaction 
+            example: 0
           address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+            type: string
+            description: A Cardano payment/base address (bech32 encoded)
+            example: addr1qxkfe8s6m8qt5436lec3f0320hrmpppwqgs2gah4360krvyssntpwjcz303mx3h4avg7p29l3zd8u3jyglmewds9ezrqdc3cxp
           value:
             $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/value"
+          stake_address:
+            $ref: "#/components/schemas/account_history/items/properties/stake_address"
+          payment_cred:
+            type: string
+            description: Payment credential
+            example: de3c1c527e8826b9cd2030f88f75fc44cd4ce519b9ded9eb794b3794
+          epoch_no:
+            $ref: "#/components/schemas/blocks/items/properties/epoch_no"
           block_height:
             $ref: "#/components/schemas/blocks/items/properties/block_height"
           block_time:
             $ref: "#/components/schemas/blocks/items/properties/block_time"
+          datum_hash:
+            $ref: "#/components/schemas/script_redeemers/items/properties/redeemers/items/properties/datum_hash"
+          inline_datum:
+            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/inline_datum"
+          reference_script:
+            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/reference_script"
+          asset_list:
+            type: array
+            nullable: true
+            description: An array of assets on the UTxO
+            items:
+              properties:
+                policy_id:
+                  $ref: "#/components/schemas/asset_info/items/properties/policy_id"
+                asset_name:
+                  $ref: "#/components/schemas/asset_info/items/properties/asset_name"
+                fingerprint:
+                  $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
+                decimals:
+                  $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
+                quantity:
+                  type: string
+                  description: Quantity of assets on the UTxO
+                  example: 1
+          is_spent:
+            type: boolean
+            description: True if the UTXO has been spent
+            example: true
+
     account_rewards:
       type: array
       items:
@@ -2948,7 +3260,7 @@ components:
                   enum: ["registration", "delegation", "withdrawal", "deregistration"]
                   example: "registration"
                 tx_hash:
-                  $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 epoch_no:
                   $ref: "#/components/schemas/blocks/items/properties/epoch_no"
                 epoch_slot:
@@ -2967,7 +3279,7 @@ components:
           addresses:
             type: array
             items:
-              $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+              $ref: "#/components/schemas/utxo_infos/items/properties/address"
     account_assets:
       type: array
       items:
@@ -2975,25 +3287,16 @@ components:
         properties:
           stake_address:
             $ref: "#/components/schemas/account_history/items/properties/stake_address"
-          asset_list:
-            type: array
-            items:
-              type: object
-              properties:
-                policy_id:
-                  $ref: "#/components/schemas/asset_info/items/properties/policy_id"
-                asset_name:
-                  $ref: "#/components/schemas/asset_info/items/properties/asset_name"
-                fingerprint:
-                  $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
-                decimals:
-                  type: integer
-                  description: Asset decimals
-                  example: 6
-                quantity:
-                  type: string
-                  description: Asset quantity owned by account
-                  example: 990000
+          policy_id:
+            $ref: "#/components/schemas/asset_info/items/properties/policy_id"
+          asset_name:
+            $ref: "#/components/schemas/asset_info/items/properties/asset_name"
+          fingerprint:
+            $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
+          decimals:
+            $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
+          quantity:
+            $ref: "#/components/schemas/asset_addresses/items/properties/quantity"
     account_history:
       type: array
       items:
@@ -3025,9 +3328,7 @@ components:
         type: object
         properties:
           tx_hash:
-            type: string
-            description: Hash identifier of the transaction
-            example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
+            $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
           block_hash:
             $ref: "#/components/schemas/blocks/items/properties/hash"
           block_height:
@@ -3094,9 +3395,7 @@ components:
                   type: object
                   properties:
                     bech32:
-                      type: string
-                      description: A Cardano payment/base address (bech32 encoded) where funds were sent or change to be returned
-                      example: addr1q80rc8zj06yzdwwdyqc03rm4l3zv6n89rxuaak0t099n09yssntpwjcz303mx3h4avg7p29l3zd8u3jyglmewds9ezrqad9mkw
+                      $ref: "#/components/schemas/utxo_infos/items/properties/address"
                     cred:
                       type: string
                       description: Payment credential
@@ -3106,13 +3405,9 @@ components:
                   allOf:
                   - $ref: "#/components/schemas/account_history/items/properties/stake_address"
                 tx_hash:
-                  type: string
-                  description: Hash of transaction for UTxO
-                  example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 tx_index:
-                  type: integer
-                  description: Index of UTxO in the transaction 
-                  example: 0
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_index"
                 value:
                   type: string
                   description: Total sum of ADA on the UTxO
@@ -3162,23 +3457,7 @@ components:
                       description: Value (json)
                       example: null
                 asset_list:
-                  type: array
-                  nullable: true
-                  description: An array of assets on the UTxO
-                  items:
-                    properties:
-                      policy_id:
-                        $ref: "#/components/schemas/asset_info/items/properties/policy_id"
-                      asset_name:
-                        $ref: "#/components/schemas/asset_info/items/properties/asset_name"
-                      fingerprint:
-                        $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
-                      decimals:
-                        $ref: "#/components/schemas/account_assets/items/properties/asset_list/items/properties/decimals"
-                      quantity:
-                        type: string
-                        description: Quantity of assets on the UTxO
-                        example: 1
+                  $ref: "#/components/schemas/utxo_infos/items/properties/asset_list"
           withdrawals:
             type: array
             description: Array of withdrawals with-in a transaction
@@ -3207,7 +3486,7 @@ components:
                 fingerprint:
                   $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
                 decimals:
-                  $ref: "#/components/schemas/account_assets/items/properties/asset_list/items/properties/decimals"
+                  $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
                 quantity:
                   type: string
                   description: Quantity of minted assets (negative on burn)
@@ -3245,7 +3524,7 @@ components:
             items:
               properties:
                 script_hash:
-                  $ref: "#/components/schemas/plutus_script_list/items/properties/script_hash"
+                  $ref: "#/components/schemas/script_info/items/properties/script_hash"
                 script_json:
                   type: object
                   description: JSON representation of the timelock script (null for other script types)
@@ -3270,6 +3549,7 @@ components:
                     }
           plutus_contracts:
             type: array
+            nullable: true
             description: Plutus contracts present in transaction (if any)
             items:
               properties:
@@ -3279,15 +3559,11 @@ components:
                   example: addr1w999n67e86jn6xal07pzxtrmqynspgx0fwmcmpua4wc6yzsxpljz3
                   nullable: true
                 script_hash:
-                  $ref: "#/components/schemas/plutus_script_list/items/properties/script_hash"
+                  $ref: "#/components/schemas/script_info/items/properties/script_hash"
                 bytecode:
-                  type: string
-                  description: CBOR-encoded Plutus script data
-                  example: 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+                  $ref: "#/components/schemas/script_info/items/properties/bytes"
                 size:
-                  type: integer
-                  description: The size of the CBOR serialised script (in bytes)
-                  example: 234895
+                  $ref: "#/components/schemas/script_info/items/properties/size"
                 valid_contract:
                   type: boolean
                   description: True if the contract is valid or there is no contract
@@ -3351,13 +3627,9 @@ components:
                   allOf:
                   - $ref: "#/components/schemas/account_history/items/properties/stake_address"
                 tx_hash:
-                  type: string
-                  description: Hash of transaction for UTxO
-                  example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 tx_index:
-                  type: integer
-                  description: Index of UTxO in the transaction 
-                  example: 0
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_index"
                 value:
                   type: string
                   description: Total sum of ADA on the UTxO
@@ -3372,7 +3644,7 @@ components:
       items:
         properties:
           tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+            $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
           metadata:
             type: object
             nullable: true
@@ -3393,7 +3665,7 @@ components:
       items:
         properties:
           tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+            $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
           num_confirmations:
             type: integer
             description: Number of block confirmations
@@ -3447,9 +3719,7 @@ components:
       items:
         properties:
           payment_address:
-            type: string
-            description: A Cardano payment/base address (bech32 encoded) for transaction's input UTxO
-            example: addr1qxkfe8s6m8qt5436lec3f0320hrmpppwqgs2gah4360krvyssntpwjcz303mx3h4avg7p29l3zd8u3jyglmewds9ezrqdc3cxp
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
           quantity:
             type: string
             description: Asset balance on the payment address
@@ -3460,7 +3730,7 @@ components:
       items:
         properties:
           payment_address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
     asset_summary:
       type: array
       items:
@@ -3592,7 +3862,7 @@ components:
           asset_name:
             $ref: "#/components/schemas/asset_info/items/properties/asset_name"
           payment_address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
           quantity:
             $ref: "#/components/schemas/asset_addresses/items/properties/quantity"
     policy_asset_info:
@@ -3632,67 +3902,65 @@ components:
           total_supply:
             $ref: "#/components/schemas/asset_info/items/properties/total_supply"
           decimals:
-            $ref: "#/components/schemas/account_assets/items/properties/asset_list/items/properties/decimals"
-    asset_txs:
-      type: array
-      description: An array of Tx hashes that included the given asset (latest first)
-      items:
-        properties:
-          tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
-          epoch_no:
-            $ref: "#/components/schemas/blocks/items/properties/epoch_no"
-          block_height:
-            $ref: "#/components/schemas/blocks/items/properties/block_height"
-          block_time:
-            $ref: "#/components/schemas/blocks/items/properties/block_time"
-    native_script_list:
+            $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
+    script_info:
       type: array
       items:
         properties:
           script_hash:
-            $ref: "#/components/schemas/plutus_script_list/items/properties/script_hash"
+            type: string
+            description: Hash of a script
+            example: bfa7ffa9b2e164873db6ac6d0528c82e212963bc62e10fd1d81da4af
           creation_tx_hash:
-            $ref: "#/components/schemas/plutus_script_list/items/properties/creation_tx_hash"
+            type: string
+            description: Hash of the script creation transaction
+            example: 255f061502ad83230351fbcf2d9fade1b5d118d332f92c9861075010a1fe3fbe
           type:
             type: string
             description: Type of the script
-            enum: ["timelock", "multisig"]
-            example: timelock
-    plutus_script_list:
+            enum: ["plutusV1","plutusV2","timelock","multisig"]
+            example: plutusV1
+          value:
+            type: object
+            nullable: true
+            description: Data in JSON format
+            example: null
+          bytes:
+            type: string
+            description: Script bytes (cborSeq)
+            example: 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
+          size:
+            type: integer
+            description: The size of the CBOR serialised script (in bytes)
+            example: 2039
+    script_list:
       type: array
       items:
         properties:
           script_hash:
-            type: string
-            description: Hash of a script
-            example: d8480dc869b94b80e81ec91b0abe307279311fe0e7001a9488f61ff8
+            $ref: "#/components/schemas/script_info/items/properties/script_hash"
           creation_tx_hash:
-            type: string
-            description: Hash of the script creation transaction
-            example: fda6c7697009237975ffc30f36666addf4c6e2a2c6f90411a24431b700baaab1
+            $ref: "#/components/schemas/script_info/items/properties/creation_tx_hash"
+          type:
+            $ref: "#/components/schemas/script_info/items/properties/type"
+          size:
+            $ref: "#/components/schemas/script_info/items/properties/size"
     script_redeemers:
       type: array
       items:
         type: object
         properties:
           script_hash:
-            type: string
-            description: Hash of Transaction for which details are being shown
-            example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
+            $ref: "#/components/schemas/script_info/items/properties/script_hash"
           redeemers:
             type: array
             items:
               type: object
               properties:
                 tx_hash:
-                  type: string
-                  description: Hash of Transaction containing the redeemer
-                  example: fda6c7697009237975ffc30f36666addf4c6e2a2c6f90411a24431b700baaab1
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 tx_index:
-                  type: integer
-                  description: The index of the redeemer pointer in the transaction
-                  example: 0
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_index"
                 unit_mem:
                   description: The budget in Memory to run a script
                   example: 520448
@@ -3724,20 +3992,20 @@ components:
                   nullable: true
                   example: 5a595ce795815e81d22a1a522cf3987d546dc5bb016de61b002edd63a5413ec4
                 datum_value:
-                  type: object
-                  description: The actual data in json format
-                  example: { "bytes": "3c33" }
+                  $ref: "#/components/schemas/script_info/items/properties/value"
     datum_info:
       type: array
       items:
         type: object
         properties:
-          hash:
+          datum_hash:
             $ref: "#/components/schemas/script_redeemers/items/properties/redeemers/items/properties/datum_hash"
+          creation_tx_hash:
+            $ref: "#/components/schemas/script_info/items/properties/creation_tx_hash"
           value:
-            $ref: "#/components/schemas/script_redeemers/items/properties/redeemers/items/properties/datum_value"
+            $ref: "#/components/schemas/script_info/items/properties/value"
           bytes:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/inline_datum/properties/bytes"
+            $ref: "#/components/schemas/script_info/items/properties/bytes"
   headers: {}
   responses:
     OK:
diff --git a/specs/results/koiosapi-preprod.yaml b/specs/results/koiosapi-preprod.yaml
index 1a36baa0..b9386c42 100644
--- a/specs/results/koiosapi-preprod.yaml
+++ b/specs/results/koiosapi-preprod.yaml
@@ -1,7 +1,7 @@
 openapi: 3.0.2
 info:
   title: Koios API
-  version: 1.0.11rc
+  version: v1.0.11rc
   description: |
     Koios is best described as a Decentralized and Elastic RESTful query layer for exploring data on Cardano blockchain to consume within applications/wallets/explorers/etc. This page not only provides an OpenAPI Spec for live implementation, but also ability to execute live demo from client browser against each endpoint with pre-filled examples.
 
@@ -534,19 +534,41 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Address Transactions
       description: Get the transaction hash list of input address array, optionally filtering after specified block height (inclusive)
+
+  /address_utxos: #RPC #todo new
+    post:
+      tags:
+        - Address
+      requestBody:
+        $ref: "#/components/requestBodies/payment_addresses_with_extended"
+      responses:
+        "200":
+          description: Array of address UTXOs
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/utxo_infos"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Address UTXOs
+      description: Get UTxO set for given addresses
   /credential_utxos: #RPC
     post:
       tags:
         - Address
       requestBody:
-        $ref: "#/components/requestBodies/credential_utxos"
+        $ref: "#/components/requestBodies/utxo_infos"
       responses:
         "200":
           description: Array of UTxOs with balances
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/credential_utxos"
+                $ref: "#/components/schemas/utxo_infos"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -554,7 +576,8 @@ paths:
         "404":
           $ref: "#/components/responses/NotFound"
       summary: UTxOs from payment credentials
-      description: Get a list of UTxO against input payment credential array including their balances
+      description: Get UTxO details for requested payment credentials
+
   /address_assets: #RPC
     post:
       tags:
@@ -588,7 +611,7 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/credential_txs"
+                $ref: "#/components/schemas/address_txs"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -637,27 +660,52 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Account Information
       description: Get the account information for given stake addresses
-  /account_utxos: #RPC
+
+  /account_txs: #RPC # todo - new
     get:
       tags:
         - Stake Account
       parameters:
         - $ref: "#/components/parameters/_stake_address"
+        - $ref: "#/components/parameters/_after_block_height"
+      responses:
+        "200":
+          description: Array of Txs associated with stake address (account)
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/address_txs"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Account Txs
+      description: Get a list of all Txs for a given stake address (account)
+
+  /account_utxos: #RPC
+    post:
+      tags:
+        - Stake Account
+      requestBody:
+        $ref: "#/components/requestBodies/stake_addresses_with_extended"
       responses:
         "200":
-          description: Array of account UTxOs associated with stake address
+          description: Array of account UTxOs associated with given stake addresses
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/account_utxos"
+                $ref: "#/components/schemas/utxo_infos"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
           $ref: "#/components/responses/Unauthorized"
         "404":
           $ref: "#/components/responses/NotFound"
-      summary: Account UTxOs
-      description: Get a list of all UTxOs for a given stake address (account)
+      summary: UTxOs for stake addresses (accounts)
+      description: Get a list of all UTxOs for given stake addresses (account)s
+
   /account_info_cached: #RPC
     post:
       tags:
@@ -936,6 +984,29 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Asset Information (Bulk)
       description: Get the information of a list of assets including first minting & token registry metadata
+
+  /asset_utxos: #RPC
+    post:
+      tags:
+        - Asset
+      requestBody:
+        $ref: "#/components/requestBodies/asset_list_with_extended"
+      responses:
+        "200":
+          description: Array of UTXOs for given asset list
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/utxo_infos"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Asset UTXO Information (Bulk)
+      description: Get the UTXO information of a list of assets including
+
   /asset_history: #RPC
     get:
       tags:
@@ -1078,11 +1149,11 @@ paths:
         - $ref: "#/components/parameters/_history"
       responses:
         "200":
-          description: Array of Tx hashes that included the given asset
+          description: An array of Tx hashes that included the given asset (latest first)
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/asset_txs"
+                $ref: "#/components/schemas/address_txs"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -1109,7 +1180,7 @@ paths:
         "404":
           $ref: "#/components/responses/NotFound"
       summary: Pool List
-      description: A list of all currently registered/retiring (not retired) pools
+      description: List of brief info for all pools
   /pool_info: #RPC
     post:
       tags:
@@ -1305,6 +1376,29 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Pool Metadata
       description: Metadata (on & off-chain) for all pools
+
+  /script_info: #RPC
+    post:
+      tags:
+        - Script
+      requestBody:
+        $ref: "#/components/requestBodies/script_hashes"
+      responses:
+        "200":
+          description: List of datum information for given datum hashes
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/script_info"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Datum Information
+      description: List of datum information for given datum hashes
+
   /native_script_list: #RPC
     get:
       tags:
@@ -1315,7 +1409,7 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/native_script_list"
+                $ref: "#/components/schemas/script_list"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -1334,7 +1428,7 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/plutus_script_list"
+                $ref: "#/components/schemas/script_list"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -1364,6 +1458,30 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Script Redeemers
       description: List of all redeemers for a given script hash
+
+  /script_utxos: #RPC todo new
+    get:
+      tags:
+        - Script
+      parameters:
+        - $ref: "#/components/parameters/_script_hash"
+        - $ref: "#/components/parameters/_extended"
+      responses:
+        "200":
+          description: List of UTXOs for a given script hash
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/utxo_infos"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Script UTXOs
+      description: List of all UTXOs for a given script hash
+
   /datum_info: #RPC
     post:
       tags:
@@ -1385,6 +1503,29 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Datum Information
       description: List of datum information for given datum hashes
+
+  /utxo_info: #RPC #todonew
+    post:
+      tags:
+        - UTXO
+      requestBody:
+        $ref: "#/components/requestBodies/utxo_refs_with_extended"
+      responses:
+        "200":
+          description: Array of UTXO details
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/utxo_infos"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: UTXOs Info
+      description: Get UTxO set for requested UTxO references
+
 components:
   parameters:
     select:
@@ -1558,6 +1699,16 @@ components:
       in: query
       required: false
       allowEmptyValue: true
+    _extended:
+      deprecated: false
+      name: _extended
+      description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call
+      schema:
+        type: boolean
+        example: "false"
+      in: query
+      required: false
+      allowEmptyValue: true
     _history:
       deprecated: false
       name: _history
@@ -1665,6 +1816,29 @@ components:
               _addresses:
                 - addr_test1vzpwq95z3xyum8vqndgdd9mdnmafh3djcxnc6jemlgdmswcve6tkw
                 - addr_test1vpfwv0ezc5g8a4mkku8hhy3y3vp92t7s3ul8g778g5yegsgalc6gc
+    payment_addresses_with_extended:
+      content:
+        application/json:
+          schema:
+            required:
+              - _addresses
+            type: object
+            properties:
+              _addresses:
+                format: text
+                type: array
+                items:
+                  type: string
+                description: Array of Cardano payment address(es) in bech32 format
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call
+            example:
+              _addresses:
+                - addr_test1vzpwq95z3xyum8vqndgdd9mdnmafh3djcxnc6jemlgdmswcve6tkw
+                - addr_test1vpfwv0ezc5g8a4mkku8hhy3y3vp92t7s3ul8g778g5yegsgalc6gc
+              _extended: true
     address_txs:
       content:
         application/json:
@@ -1737,6 +1911,31 @@ components:
               _stake_addresses:
                 - stake_test1urq4rcynzj4uxqc74c852zky7wa6epgmn9r6k3j3gv7502q8jks0l
                 - stake_test1ur4t5nhceyn2amfuj7z74uxmmj8jf9fmgd2egqw8c98ve3cp2g4wx
+              todo: add examples referencing all existing param
+
+    stake_addresses_with_extended:
+      content:
+        application/json:
+          schema:
+            required:
+              - _stake_addresses
+            type: object
+            properties:
+              _stake_addresses:
+                format: text
+                type: array
+                items:
+                  type: string
+                description: Array of Cardano stake address(es) in bech32 format
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call
+            example:
+              _stake_addresses:
+                - stake_test1urq4rcynzj4uxqc74c852zky7wa6epgmn9r6k3j3gv7502q8jks0l
+                - stake_test1ur4t5nhceyn2amfuj7z74uxmmj8jf9fmgd2egqw8c98ve3cp2g4wx
+              _extended: true
     stake_addresses:
       content:
         application/json:
@@ -1792,10 +1991,15 @@ components:
                 items:
                   type: string
                 description: Array of Cardano payment credential(s) in hex format
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call           
             example:
               _payment_credentials:
                 - b429738bd6cc58b5c7932d001aa2bd05cfea47020a556c8c753d4436
                 - 82e016828989cd9d809b50d6976d9efa9bc5b2c1a78d4b3bfa1bb83b
+              _extended: true
     tx_ids:
       content:
         application/json:
@@ -1857,6 +2061,22 @@ components:
                 - pool1ext7qrwjzaxcdfhdnkq5mth59ukuu2atcg6tgqpmevpt7ratkta
                 - pool1x4p3cwemsm356vpxnjwuud7w76jz64hyss729zp7xa6wuey6yr9
                 - pool1ws42l6rawqjv58crs5l32v0eem3qnngpnjfd7epwd4lmjccc5cg
+    script_hashes:
+      content:
+        application/json:
+          schema:
+            type: object
+            properties:
+              _script_hashes:
+                format: text
+                type: array
+                items:
+                  type: string
+                description: Array of Cardano script hashes
+            example:
+              _script_hashes:
+                  - 5571e2c3549f15934a38382d1318707a86751fb70827f4cbd29b104480f1be9b
+                  - 5f7212f546d7e7308ce99b925f05538db19981f4ea3084559c0b28a363245826
     datum_hashes:
       content:
         application/json:
@@ -1893,6 +2113,54 @@ components:
               _asset_list:
                 - ['c6e65ba7878b2f8ea0ad39287d3e2fd256dc5c4160fc19bdf4c4d87e','7447454e53']
                 - ['777e6b4903dab74963ae581d39875c5dac16c09bb1f511c0af1ddda8','6141414441']
+    asset_list_with_extended:
+      content:
+        application/json:
+          schema:
+            required:
+              - _asset_list
+            type: object
+            properties:
+              _asset_list:
+                format: text
+                type: array
+                description: Array of array of policy ID and asset names (hex)
+                items:
+                  type: array
+                  items:
+                    type: string
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call
+            example:
+              _asset_list:
+                - ['c6e65ba7878b2f8ea0ad39287d3e2fd256dc5c4160fc19bdf4c4d87e','7447454e53']
+                - ['777e6b4903dab74963ae581d39875c5dac16c09bb1f511c0af1ddda8','6141414441']
+              _extended: true
+    utxo_refs_with_extended:
+      content:
+        application/json:
+          schema:
+            required:
+              - _utxo_refs
+            type: object
+            properties:
+              _utxo_refs:
+                format: text
+                type: array
+                items:
+                  type: string
+                description: Array of Cardano utxo references in the form "hash#index"
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call           
+            example:
+              _utxo_refs:
+                - ##utxo_ref1_rb##
+                - ##utxo_ref2_rb##
+              _extended: false
   securitySchemes:
     bearerAuth:
       type: http
@@ -2566,8 +2834,8 @@ components:
             description: The hash of the first block where these parameters are valid
             example: f9dc2a2fc3a2db09a71af007a740261de585afc9e3022b8e30535592ff4dd9e5
           cost_models:
-            type: string
-            description: The per language cost models
+            type: object
+            description: The per language cost model in JSON
             example: null
             nullable: true
           price_mem:
@@ -2757,17 +3025,21 @@ components:
         properties:
           block_hash:
             $ref: "#/components/schemas/blocks/items/properties/hash"
-          tx_hashes:
-            type: array
-            items:
-              $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+          tx_hash:
+            $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+          epoch_no:
+            $ref: "#/components/schemas/blocks/items/properties/epoch_no"
+          block_height:
+            $ref: "#/components/schemas/blocks/items/properties/block_height"
+          block_time:
+            $ref: "#/components/schemas/blocks/items/properties/block_time"
     address_info:
       type: array
       items:
         type: object
         properties:
           address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
           balance:
             type: string
             description: Sum of all UTxO values beloning to address
@@ -2786,9 +3058,9 @@ components:
               type: object
               properties:
                 tx_hash:
-                  $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_hash"
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 tx_index:
-                  $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_index"
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_index"
                 block_height:
                   $ref: "#/components/schemas/blocks/items/properties/block_height"
                 block_time:
@@ -2802,7 +3074,7 @@ components:
                 reference_script:
                   $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/reference_script"
                 asset_list:
-                  $ref: "#/components/schemas/account_assets/items/properties/asset_list"
+                  $ref: "#/components/schemas/utxo_infos/items/properties/asset_list"
     address_txs:
       type: array
       items:
@@ -2822,22 +3094,17 @@ components:
         type: object
         properties:
           address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
-          asset_list:
-            $ref: "#/components/schemas/account_assets/items/properties/asset_list"
-    credential_txs:
-      $ref: "#/components/schemas/address_txs"
-    credential_utxos:
-      type: array
-      items:
-        type: object
-        properties:
-          tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_hash"
-          tx_index:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_index"
-          value:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/value"
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
+          policy_id:
+            $ref: "#/components/schemas/asset_info/items/properties/policy_id"
+          asset_name:
+            $ref: "#/components/schemas/asset_info/items/properties/asset_name"
+          fingerprint:
+            $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
+          decimals:
+            $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
+          quantity:
+            $ref: "#/components/schemas/asset_addresses/items/properties/quantity"
     account_list:
       type: array
       items:
@@ -2858,7 +3125,9 @@ components:
             enum: ["registered", "not registered"]
             example: registered
           delegated_pool:
-            $ref: "#/components/schemas/pool_list/items/properties/pool_id_bech32"
+            nullable: true
+            allOf:
+            - $ref: "#/components/schemas/pool_list/items/properties/pool_id_bech32"
           total_balance:
             type: string
             description: Total balance of the account including UTxO, rewards and MIRs (in lovelace)
@@ -2887,23 +3156,66 @@ components:
             type: string
             description: Total treasury MIR value of the account
             example: "0"
-    account_utxos:
+    utxo_infos:
       type: array
       items:
         type: object
         properties:
           tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_hash"
+            type: string
+            description: Hash identifier of the transaction
+            example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
           tx_index:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_index"
+            type: integer
+            description: Index of UTxO in the transaction 
+            example: 0
           address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+            type: string
+            description: A Cardano payment/base address (bech32 encoded)
+            example: addr1qxkfe8s6m8qt5436lec3f0320hrmpppwqgs2gah4360krvyssntpwjcz303mx3h4avg7p29l3zd8u3jyglmewds9ezrqdc3cxp
           value:
             $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/value"
+          stake_address:
+            $ref: "#/components/schemas/account_history/items/properties/stake_address"
+          payment_cred:
+            type: string
+            description: Payment credential
+            example: de3c1c527e8826b9cd2030f88f75fc44cd4ce519b9ded9eb794b3794
+          epoch_no:
+            $ref: "#/components/schemas/blocks/items/properties/epoch_no"
           block_height:
             $ref: "#/components/schemas/blocks/items/properties/block_height"
           block_time:
             $ref: "#/components/schemas/blocks/items/properties/block_time"
+          datum_hash:
+            $ref: "#/components/schemas/script_redeemers/items/properties/redeemers/items/properties/datum_hash"
+          inline_datum:
+            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/inline_datum"
+          reference_script:
+            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/reference_script"
+          asset_list:
+            type: array
+            nullable: true
+            description: An array of assets on the UTxO
+            items:
+              properties:
+                policy_id:
+                  $ref: "#/components/schemas/asset_info/items/properties/policy_id"
+                asset_name:
+                  $ref: "#/components/schemas/asset_info/items/properties/asset_name"
+                fingerprint:
+                  $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
+                decimals:
+                  $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
+                quantity:
+                  type: string
+                  description: Quantity of assets on the UTxO
+                  example: 1
+          is_spent:
+            type: boolean
+            description: True if the UTXO has been spent
+            example: true
+
     account_rewards:
       type: array
       items:
@@ -2948,7 +3260,7 @@ components:
                   enum: ["registration", "delegation", "withdrawal", "deregistration"]
                   example: "registration"
                 tx_hash:
-                  $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 epoch_no:
                   $ref: "#/components/schemas/blocks/items/properties/epoch_no"
                 epoch_slot:
@@ -2967,7 +3279,7 @@ components:
           addresses:
             type: array
             items:
-              $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+              $ref: "#/components/schemas/utxo_infos/items/properties/address"
     account_assets:
       type: array
       items:
@@ -2975,25 +3287,16 @@ components:
         properties:
           stake_address:
             $ref: "#/components/schemas/account_history/items/properties/stake_address"
-          asset_list:
-            type: array
-            items:
-              type: object
-              properties:
-                policy_id:
-                  $ref: "#/components/schemas/asset_info/items/properties/policy_id"
-                asset_name:
-                  $ref: "#/components/schemas/asset_info/items/properties/asset_name"
-                fingerprint:
-                  $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
-                decimals:
-                  type: integer
-                  description: Asset decimals
-                  example: 6
-                quantity:
-                  type: string
-                  description: Asset quantity owned by account
-                  example: 990000
+          policy_id:
+            $ref: "#/components/schemas/asset_info/items/properties/policy_id"
+          asset_name:
+            $ref: "#/components/schemas/asset_info/items/properties/asset_name"
+          fingerprint:
+            $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
+          decimals:
+            $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
+          quantity:
+            $ref: "#/components/schemas/asset_addresses/items/properties/quantity"
     account_history:
       type: array
       items:
@@ -3025,9 +3328,7 @@ components:
         type: object
         properties:
           tx_hash:
-            type: string
-            description: Hash identifier of the transaction
-            example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
+            $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
           block_hash:
             $ref: "#/components/schemas/blocks/items/properties/hash"
           block_height:
@@ -3094,9 +3395,7 @@ components:
                   type: object
                   properties:
                     bech32:
-                      type: string
-                      description: A Cardano payment/base address (bech32 encoded) where funds were sent or change to be returned
-                      example: addr1q80rc8zj06yzdwwdyqc03rm4l3zv6n89rxuaak0t099n09yssntpwjcz303mx3h4avg7p29l3zd8u3jyglmewds9ezrqad9mkw
+                      $ref: "#/components/schemas/utxo_infos/items/properties/address"
                     cred:
                       type: string
                       description: Payment credential
@@ -3106,13 +3405,9 @@ components:
                   allOf:
                   - $ref: "#/components/schemas/account_history/items/properties/stake_address"
                 tx_hash:
-                  type: string
-                  description: Hash of transaction for UTxO
-                  example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 tx_index:
-                  type: integer
-                  description: Index of UTxO in the transaction 
-                  example: 0
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_index"
                 value:
                   type: string
                   description: Total sum of ADA on the UTxO
@@ -3162,23 +3457,7 @@ components:
                       description: Value (json)
                       example: null
                 asset_list:
-                  type: array
-                  nullable: true
-                  description: An array of assets on the UTxO
-                  items:
-                    properties:
-                      policy_id:
-                        $ref: "#/components/schemas/asset_info/items/properties/policy_id"
-                      asset_name:
-                        $ref: "#/components/schemas/asset_info/items/properties/asset_name"
-                      fingerprint:
-                        $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
-                      decimals:
-                        $ref: "#/components/schemas/account_assets/items/properties/asset_list/items/properties/decimals"
-                      quantity:
-                        type: string
-                        description: Quantity of assets on the UTxO
-                        example: 1
+                  $ref: "#/components/schemas/utxo_infos/items/properties/asset_list"
           withdrawals:
             type: array
             description: Array of withdrawals with-in a transaction
@@ -3207,7 +3486,7 @@ components:
                 fingerprint:
                   $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
                 decimals:
-                  $ref: "#/components/schemas/account_assets/items/properties/asset_list/items/properties/decimals"
+                  $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
                 quantity:
                   type: string
                   description: Quantity of minted assets (negative on burn)
@@ -3245,7 +3524,7 @@ components:
             items:
               properties:
                 script_hash:
-                  $ref: "#/components/schemas/plutus_script_list/items/properties/script_hash"
+                  $ref: "#/components/schemas/script_info/items/properties/script_hash"
                 script_json:
                   type: object
                   description: JSON representation of the timelock script (null for other script types)
@@ -3270,6 +3549,7 @@ components:
                     }
           plutus_contracts:
             type: array
+            nullable: true
             description: Plutus contracts present in transaction (if any)
             items:
               properties:
@@ -3279,15 +3559,11 @@ components:
                   example: addr1w999n67e86jn6xal07pzxtrmqynspgx0fwmcmpua4wc6yzsxpljz3
                   nullable: true
                 script_hash:
-                  $ref: "#/components/schemas/plutus_script_list/items/properties/script_hash"
+                  $ref: "#/components/schemas/script_info/items/properties/script_hash"
                 bytecode:
-                  type: string
-                  description: CBOR-encoded Plutus script data
-                  example: 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+                  $ref: "#/components/schemas/script_info/items/properties/bytes"
                 size:
-                  type: integer
-                  description: The size of the CBOR serialised script (in bytes)
-                  example: 234895
+                  $ref: "#/components/schemas/script_info/items/properties/size"
                 valid_contract:
                   type: boolean
                   description: True if the contract is valid or there is no contract
@@ -3351,13 +3627,9 @@ components:
                   allOf:
                   - $ref: "#/components/schemas/account_history/items/properties/stake_address"
                 tx_hash:
-                  type: string
-                  description: Hash of transaction for UTxO
-                  example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 tx_index:
-                  type: integer
-                  description: Index of UTxO in the transaction 
-                  example: 0
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_index"
                 value:
                   type: string
                   description: Total sum of ADA on the UTxO
@@ -3372,7 +3644,7 @@ components:
       items:
         properties:
           tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+            $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
           metadata:
             type: object
             nullable: true
@@ -3393,7 +3665,7 @@ components:
       items:
         properties:
           tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+            $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
           num_confirmations:
             type: integer
             description: Number of block confirmations
@@ -3447,9 +3719,7 @@ components:
       items:
         properties:
           payment_address:
-            type: string
-            description: A Cardano payment/base address (bech32 encoded) for transaction's input UTxO
-            example: addr1qxkfe8s6m8qt5436lec3f0320hrmpppwqgs2gah4360krvyssntpwjcz303mx3h4avg7p29l3zd8u3jyglmewds9ezrqdc3cxp
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
           quantity:
             type: string
             description: Asset balance on the payment address
@@ -3460,7 +3730,7 @@ components:
       items:
         properties:
           payment_address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
     asset_summary:
       type: array
       items:
@@ -3592,7 +3862,7 @@ components:
           asset_name:
             $ref: "#/components/schemas/asset_info/items/properties/asset_name"
           payment_address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
           quantity:
             $ref: "#/components/schemas/asset_addresses/items/properties/quantity"
     policy_asset_info:
@@ -3632,67 +3902,65 @@ components:
           total_supply:
             $ref: "#/components/schemas/asset_info/items/properties/total_supply"
           decimals:
-            $ref: "#/components/schemas/account_assets/items/properties/asset_list/items/properties/decimals"
-    asset_txs:
-      type: array
-      description: An array of Tx hashes that included the given asset (latest first)
-      items:
-        properties:
-          tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
-          epoch_no:
-            $ref: "#/components/schemas/blocks/items/properties/epoch_no"
-          block_height:
-            $ref: "#/components/schemas/blocks/items/properties/block_height"
-          block_time:
-            $ref: "#/components/schemas/blocks/items/properties/block_time"
-    native_script_list:
+            $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
+    script_info:
       type: array
       items:
         properties:
           script_hash:
-            $ref: "#/components/schemas/plutus_script_list/items/properties/script_hash"
+            type: string
+            description: Hash of a script
+            example: bfa7ffa9b2e164873db6ac6d0528c82e212963bc62e10fd1d81da4af
           creation_tx_hash:
-            $ref: "#/components/schemas/plutus_script_list/items/properties/creation_tx_hash"
+            type: string
+            description: Hash of the script creation transaction
+            example: 255f061502ad83230351fbcf2d9fade1b5d118d332f92c9861075010a1fe3fbe
           type:
             type: string
             description: Type of the script
-            enum: ["timelock", "multisig"]
-            example: timelock
-    plutus_script_list:
+            enum: ["plutusV1","plutusV2","timelock","multisig"]
+            example: plutusV1
+          value:
+            type: object
+            nullable: true
+            description: Data in JSON format
+            example: null
+          bytes:
+            type: string
+            description: Script bytes (cborSeq)
+            example: 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
+          size:
+            type: integer
+            description: The size of the CBOR serialised script (in bytes)
+            example: 2039
+    script_list:
       type: array
       items:
         properties:
           script_hash:
-            type: string
-            description: Hash of a script
-            example: d8480dc869b94b80e81ec91b0abe307279311fe0e7001a9488f61ff8
+            $ref: "#/components/schemas/script_info/items/properties/script_hash"
           creation_tx_hash:
-            type: string
-            description: Hash of the script creation transaction
-            example: fda6c7697009237975ffc30f36666addf4c6e2a2c6f90411a24431b700baaab1
+            $ref: "#/components/schemas/script_info/items/properties/creation_tx_hash"
+          type:
+            $ref: "#/components/schemas/script_info/items/properties/type"
+          size:
+            $ref: "#/components/schemas/script_info/items/properties/size"
     script_redeemers:
       type: array
       items:
         type: object
         properties:
           script_hash:
-            type: string
-            description: Hash of Transaction for which details are being shown
-            example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
+            $ref: "#/components/schemas/script_info/items/properties/script_hash"
           redeemers:
             type: array
             items:
               type: object
               properties:
                 tx_hash:
-                  type: string
-                  description: Hash of Transaction containing the redeemer
-                  example: fda6c7697009237975ffc30f36666addf4c6e2a2c6f90411a24431b700baaab1
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 tx_index:
-                  type: integer
-                  description: The index of the redeemer pointer in the transaction
-                  example: 0
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_index"
                 unit_mem:
                   description: The budget in Memory to run a script
                   example: 520448
@@ -3724,20 +3992,20 @@ components:
                   nullable: true
                   example: 5a595ce795815e81d22a1a522cf3987d546dc5bb016de61b002edd63a5413ec4
                 datum_value:
-                  type: object
-                  description: The actual data in json format
-                  example: { "bytes": "3c33" }
+                  $ref: "#/components/schemas/script_info/items/properties/value"
     datum_info:
       type: array
       items:
         type: object
         properties:
-          hash:
+          datum_hash:
             $ref: "#/components/schemas/script_redeemers/items/properties/redeemers/items/properties/datum_hash"
+          creation_tx_hash:
+            $ref: "#/components/schemas/script_info/items/properties/creation_tx_hash"
           value:
-            $ref: "#/components/schemas/script_redeemers/items/properties/redeemers/items/properties/datum_value"
+            $ref: "#/components/schemas/script_info/items/properties/value"
           bytes:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/inline_datum/properties/bytes"
+            $ref: "#/components/schemas/script_info/items/properties/bytes"
   headers: {}
   responses:
     OK:
diff --git a/specs/results/koiosapi-preview.yaml b/specs/results/koiosapi-preview.yaml
index c3b14e54..521424d9 100644
--- a/specs/results/koiosapi-preview.yaml
+++ b/specs/results/koiosapi-preview.yaml
@@ -1,7 +1,7 @@
 openapi: 3.0.2
 info:
   title: Koios API
-  version: 1.0.11rc
+  version: v1.0.11rc
   description: |
     Koios is best described as a Decentralized and Elastic RESTful query layer for exploring data on Cardano blockchain to consume within applications/wallets/explorers/etc. This page not only provides an OpenAPI Spec for live implementation, but also ability to execute live demo from client browser against each endpoint with pre-filled examples.
 
@@ -534,19 +534,41 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Address Transactions
       description: Get the transaction hash list of input address array, optionally filtering after specified block height (inclusive)
+
+  /address_utxos: #RPC #todo new
+    post:
+      tags:
+        - Address
+      requestBody:
+        $ref: "#/components/requestBodies/payment_addresses_with_extended"
+      responses:
+        "200":
+          description: Array of address UTXOs
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/utxo_infos"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Address UTXOs
+      description: Get UTxO set for given addresses
   /credential_utxos: #RPC
     post:
       tags:
         - Address
       requestBody:
-        $ref: "#/components/requestBodies/credential_utxos"
+        $ref: "#/components/requestBodies/utxo_infos"
       responses:
         "200":
           description: Array of UTxOs with balances
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/credential_utxos"
+                $ref: "#/components/schemas/utxo_infos"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -554,7 +576,8 @@ paths:
         "404":
           $ref: "#/components/responses/NotFound"
       summary: UTxOs from payment credentials
-      description: Get a list of UTxO against input payment credential array including their balances
+      description: Get UTxO details for requested payment credentials
+
   /address_assets: #RPC
     post:
       tags:
@@ -588,7 +611,7 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/credential_txs"
+                $ref: "#/components/schemas/address_txs"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -637,27 +660,52 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Account Information
       description: Get the account information for given stake addresses
-  /account_utxos: #RPC
+
+  /account_txs: #RPC # todo - new
     get:
       tags:
         - Stake Account
       parameters:
         - $ref: "#/components/parameters/_stake_address"
+        - $ref: "#/components/parameters/_after_block_height"
+      responses:
+        "200":
+          description: Array of Txs associated with stake address (account)
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/address_txs"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Account Txs
+      description: Get a list of all Txs for a given stake address (account)
+
+  /account_utxos: #RPC
+    post:
+      tags:
+        - Stake Account
+      requestBody:
+        $ref: "#/components/requestBodies/stake_addresses_with_extended"
       responses:
         "200":
-          description: Array of account UTxOs associated with stake address
+          description: Array of account UTxOs associated with given stake addresses
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/account_utxos"
+                $ref: "#/components/schemas/utxo_infos"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
           $ref: "#/components/responses/Unauthorized"
         "404":
           $ref: "#/components/responses/NotFound"
-      summary: Account UTxOs
-      description: Get a list of all UTxOs for a given stake address (account)
+      summary: UTxOs for stake addresses (accounts)
+      description: Get a list of all UTxOs for given stake addresses (account)s
+
   /account_info_cached: #RPC
     post:
       tags:
@@ -936,6 +984,29 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Asset Information (Bulk)
       description: Get the information of a list of assets including first minting & token registry metadata
+
+  /asset_utxos: #RPC
+    post:
+      tags:
+        - Asset
+      requestBody:
+        $ref: "#/components/requestBodies/asset_list_with_extended"
+      responses:
+        "200":
+          description: Array of UTXOs for given asset list
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/utxo_infos"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Asset UTXO Information (Bulk)
+      description: Get the UTXO information of a list of assets including
+
   /asset_history: #RPC
     get:
       tags:
@@ -1078,11 +1149,11 @@ paths:
         - $ref: "#/components/parameters/_history"
       responses:
         "200":
-          description: Array of Tx hashes that included the given asset
+          description: An array of Tx hashes that included the given asset (latest first)
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/asset_txs"
+                $ref: "#/components/schemas/address_txs"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -1109,7 +1180,7 @@ paths:
         "404":
           $ref: "#/components/responses/NotFound"
       summary: Pool List
-      description: A list of all currently registered/retiring (not retired) pools
+      description: List of brief info for all pools
   /pool_info: #RPC
     post:
       tags:
@@ -1305,6 +1376,29 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Pool Metadata
       description: Metadata (on & off-chain) for all pools
+
+  /script_info: #RPC
+    post:
+      tags:
+        - Script
+      requestBody:
+        $ref: "#/components/requestBodies/script_hashes"
+      responses:
+        "200":
+          description: List of datum information for given datum hashes
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/script_info"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Datum Information
+      description: List of datum information for given datum hashes
+
   /native_script_list: #RPC
     get:
       tags:
@@ -1315,7 +1409,7 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/native_script_list"
+                $ref: "#/components/schemas/script_list"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -1334,7 +1428,7 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/plutus_script_list"
+                $ref: "#/components/schemas/script_list"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -1364,6 +1458,30 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Script Redeemers
       description: List of all redeemers for a given script hash
+
+  /script_utxos: #RPC todo new
+    get:
+      tags:
+        - Script
+      parameters:
+        - $ref: "#/components/parameters/_script_hash"
+        - $ref: "#/components/parameters/_extended"
+      responses:
+        "200":
+          description: List of UTXOs for a given script hash
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/utxo_infos"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Script UTXOs
+      description: List of all UTXOs for a given script hash
+
   /datum_info: #RPC
     post:
       tags:
@@ -1385,6 +1503,29 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Datum Information
       description: List of datum information for given datum hashes
+
+  /utxo_info: #RPC #todonew
+    post:
+      tags:
+        - UTXO
+      requestBody:
+        $ref: "#/components/requestBodies/utxo_refs_with_extended"
+      responses:
+        "200":
+          description: Array of UTXO details
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/utxo_infos"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: UTXOs Info
+      description: Get UTxO set for requested UTxO references
+
 components:
   parameters:
     select:
@@ -1558,6 +1699,16 @@ components:
       in: query
       required: false
       allowEmptyValue: true
+    _extended:
+      deprecated: false
+      name: _extended
+      description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call
+      schema:
+        type: boolean
+        example: "false"
+      in: query
+      required: false
+      allowEmptyValue: true
     _history:
       deprecated: false
       name: _history
@@ -1665,6 +1816,29 @@ components:
               _addresses:
                 - addr_test1vpfwv0ezc5g8a4mkku8hhy3y3vp92t7s3ul8g778g5yegsgalc6gc
                 - addr_test1vqneq3v0dqh3x3muv6ee3lt8e5729xymnxuavx6tndcjc2cv24ef9
+    payment_addresses_with_extended:
+      content:
+        application/json:
+          schema:
+            required:
+              - _addresses
+            type: object
+            properties:
+              _addresses:
+                format: text
+                type: array
+                items:
+                  type: string
+                description: Array of Cardano payment address(es) in bech32 format
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call
+            example:
+              _addresses:
+                - addr_test1vpfwv0ezc5g8a4mkku8hhy3y3vp92t7s3ul8g778g5yegsgalc6gc
+                - addr_test1vqneq3v0dqh3x3muv6ee3lt8e5729xymnxuavx6tndcjc2cv24ef9
+              _extended: true
     address_txs:
       content:
         application/json:
@@ -1737,6 +1911,31 @@ components:
               _stake_addresses:
                 - stake_test1urqntq4wexjylnrdnp97qq79qkxxvrsa9lcnwr7ckjd6w0cr04y4p
                 - stake_test1up6wqzrw2h9vvjy5zfkjn0dwtymy5r29zyhf8fyhm6fat9c2am5hl
+              todo: add examples referencing all existing param
+
+    stake_addresses_with_extended:
+      content:
+        application/json:
+          schema:
+            required:
+              - _stake_addresses
+            type: object
+            properties:
+              _stake_addresses:
+                format: text
+                type: array
+                items:
+                  type: string
+                description: Array of Cardano stake address(es) in bech32 format
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call
+            example:
+              _stake_addresses:
+                - stake_test1urqntq4wexjylnrdnp97qq79qkxxvrsa9lcnwr7ckjd6w0cr04y4p
+                - stake_test1up6wqzrw2h9vvjy5zfkjn0dwtymy5r29zyhf8fyhm6fat9c2am5hl
+              _extended: true
     stake_addresses:
       content:
         application/json:
@@ -1792,10 +1991,15 @@ components:
                 items:
                   type: string
                 description: Array of Cardano payment credential(s) in hex format
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call           
             example:
               _payment_credentials:
                 - 33c378cee41b2e15ac848f7f6f1d2f78155ab12d93b713de898d855f
                 - 52e63f22c5107ed776b70f7b92248b02552fd08f3e747bc745099441
+              _extended: true
     tx_ids:
       content:
         application/json:
@@ -1857,6 +2061,22 @@ components:
                 - pool1p90428kec03mjdya3k4gv5d20w7lmed7ca0snknef5j977l3y8l
                 - pool1wwh3k3ldzujdvgxllfwlnnkxyheafkacqlufnvpr77n5q72f9hw
                 - pool1p835jxsj8py5n34lrgk6fvpgpxxvh585qm8dzvp7ups37vdet5a
+    script_hashes:
+      content:
+        application/json:
+          schema:
+            type: object
+            properties:
+              _script_hashes:
+                format: text
+                type: array
+                items:
+                  type: string
+                description: Array of Cardano script hashes
+            example:
+              _script_hashes:
+                  - 6181b3dc623cd8812caf027a3507e9b3095388a7cf3db65983e1fddd3a84c88c
+                  - f8ae55ff89e1f5366f23e16bcaf2073252337b96031a02d79e41d653b5f0a978
     datum_hashes:
       content:
         application/json:
@@ -1893,6 +2113,54 @@ components:
               _asset_list:
                 - ['065270479316f1d92e00f7f9f095ebeaac9d009c878dc35ce36d3404','433374']
                 - ['189e2c53985411addb8df0f3e09f70e343da69f06746c408aba672a8','15fc257714a51769e192761d674db2ee2e80137428e522f9b914debb5f785301']
+    asset_list_with_extended:
+      content:
+        application/json:
+          schema:
+            required:
+              - _asset_list
+            type: object
+            properties:
+              _asset_list:
+                format: text
+                type: array
+                description: Array of array of policy ID and asset names (hex)
+                items:
+                  type: array
+                  items:
+                    type: string
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call
+            example:
+              _asset_list:
+                - ['065270479316f1d92e00f7f9f095ebeaac9d009c878dc35ce36d3404','433374']
+                - ['189e2c53985411addb8df0f3e09f70e343da69f06746c408aba672a8','15fc257714a51769e192761d674db2ee2e80137428e522f9b914debb5f785301']
+              _extended: true
+    utxo_refs_with_extended:
+      content:
+        application/json:
+          schema:
+            required:
+              - _utxo_refs
+            type: object
+            properties:
+              _utxo_refs:
+                format: text
+                type: array
+                items:
+                  type: string
+                description: Array of Cardano utxo references in the form "hash#index"
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call           
+            example:
+              _utxo_refs:
+                - ##utxo_ref1_rb##
+                - ##utxo_ref2_rb##
+              _extended: false
   securitySchemes:
     bearerAuth:
       type: http
@@ -2566,8 +2834,8 @@ components:
             description: The hash of the first block where these parameters are valid
             example: f9dc2a2fc3a2db09a71af007a740261de585afc9e3022b8e30535592ff4dd9e5
           cost_models:
-            type: string
-            description: The per language cost models
+            type: object
+            description: The per language cost model in JSON
             example: null
             nullable: true
           price_mem:
@@ -2757,17 +3025,21 @@ components:
         properties:
           block_hash:
             $ref: "#/components/schemas/blocks/items/properties/hash"
-          tx_hashes:
-            type: array
-            items:
-              $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+          tx_hash:
+            $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+          epoch_no:
+            $ref: "#/components/schemas/blocks/items/properties/epoch_no"
+          block_height:
+            $ref: "#/components/schemas/blocks/items/properties/block_height"
+          block_time:
+            $ref: "#/components/schemas/blocks/items/properties/block_time"
     address_info:
       type: array
       items:
         type: object
         properties:
           address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
           balance:
             type: string
             description: Sum of all UTxO values beloning to address
@@ -2786,9 +3058,9 @@ components:
               type: object
               properties:
                 tx_hash:
-                  $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_hash"
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 tx_index:
-                  $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_index"
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_index"
                 block_height:
                   $ref: "#/components/schemas/blocks/items/properties/block_height"
                 block_time:
@@ -2802,7 +3074,7 @@ components:
                 reference_script:
                   $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/reference_script"
                 asset_list:
-                  $ref: "#/components/schemas/account_assets/items/properties/asset_list"
+                  $ref: "#/components/schemas/utxo_infos/items/properties/asset_list"
     address_txs:
       type: array
       items:
@@ -2822,22 +3094,17 @@ components:
         type: object
         properties:
           address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
-          asset_list:
-            $ref: "#/components/schemas/account_assets/items/properties/asset_list"
-    credential_txs:
-      $ref: "#/components/schemas/address_txs"
-    credential_utxos:
-      type: array
-      items:
-        type: object
-        properties:
-          tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_hash"
-          tx_index:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_index"
-          value:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/value"
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
+          policy_id:
+            $ref: "#/components/schemas/asset_info/items/properties/policy_id"
+          asset_name:
+            $ref: "#/components/schemas/asset_info/items/properties/asset_name"
+          fingerprint:
+            $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
+          decimals:
+            $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
+          quantity:
+            $ref: "#/components/schemas/asset_addresses/items/properties/quantity"
     account_list:
       type: array
       items:
@@ -2858,7 +3125,9 @@ components:
             enum: ["registered", "not registered"]
             example: registered
           delegated_pool:
-            $ref: "#/components/schemas/pool_list/items/properties/pool_id_bech32"
+            nullable: true
+            allOf:
+            - $ref: "#/components/schemas/pool_list/items/properties/pool_id_bech32"
           total_balance:
             type: string
             description: Total balance of the account including UTxO, rewards and MIRs (in lovelace)
@@ -2887,23 +3156,66 @@ components:
             type: string
             description: Total treasury MIR value of the account
             example: "0"
-    account_utxos:
+    utxo_infos:
       type: array
       items:
         type: object
         properties:
           tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_hash"
+            type: string
+            description: Hash identifier of the transaction
+            example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
           tx_index:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_index"
+            type: integer
+            description: Index of UTxO in the transaction 
+            example: 0
           address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+            type: string
+            description: A Cardano payment/base address (bech32 encoded)
+            example: addr1qxkfe8s6m8qt5436lec3f0320hrmpppwqgs2gah4360krvyssntpwjcz303mx3h4avg7p29l3zd8u3jyglmewds9ezrqdc3cxp
           value:
             $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/value"
+          stake_address:
+            $ref: "#/components/schemas/account_history/items/properties/stake_address"
+          payment_cred:
+            type: string
+            description: Payment credential
+            example: de3c1c527e8826b9cd2030f88f75fc44cd4ce519b9ded9eb794b3794
+          epoch_no:
+            $ref: "#/components/schemas/blocks/items/properties/epoch_no"
           block_height:
             $ref: "#/components/schemas/blocks/items/properties/block_height"
           block_time:
             $ref: "#/components/schemas/blocks/items/properties/block_time"
+          datum_hash:
+            $ref: "#/components/schemas/script_redeemers/items/properties/redeemers/items/properties/datum_hash"
+          inline_datum:
+            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/inline_datum"
+          reference_script:
+            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/reference_script"
+          asset_list:
+            type: array
+            nullable: true
+            description: An array of assets on the UTxO
+            items:
+              properties:
+                policy_id:
+                  $ref: "#/components/schemas/asset_info/items/properties/policy_id"
+                asset_name:
+                  $ref: "#/components/schemas/asset_info/items/properties/asset_name"
+                fingerprint:
+                  $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
+                decimals:
+                  $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
+                quantity:
+                  type: string
+                  description: Quantity of assets on the UTxO
+                  example: 1
+          is_spent:
+            type: boolean
+            description: True if the UTXO has been spent
+            example: true
+
     account_rewards:
       type: array
       items:
@@ -2948,7 +3260,7 @@ components:
                   enum: ["registration", "delegation", "withdrawal", "deregistration"]
                   example: "registration"
                 tx_hash:
-                  $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 epoch_no:
                   $ref: "#/components/schemas/blocks/items/properties/epoch_no"
                 epoch_slot:
@@ -2967,7 +3279,7 @@ components:
           addresses:
             type: array
             items:
-              $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+              $ref: "#/components/schemas/utxo_infos/items/properties/address"
     account_assets:
       type: array
       items:
@@ -2975,25 +3287,16 @@ components:
         properties:
           stake_address:
             $ref: "#/components/schemas/account_history/items/properties/stake_address"
-          asset_list:
-            type: array
-            items:
-              type: object
-              properties:
-                policy_id:
-                  $ref: "#/components/schemas/asset_info/items/properties/policy_id"
-                asset_name:
-                  $ref: "#/components/schemas/asset_info/items/properties/asset_name"
-                fingerprint:
-                  $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
-                decimals:
-                  type: integer
-                  description: Asset decimals
-                  example: 6
-                quantity:
-                  type: string
-                  description: Asset quantity owned by account
-                  example: 990000
+          policy_id:
+            $ref: "#/components/schemas/asset_info/items/properties/policy_id"
+          asset_name:
+            $ref: "#/components/schemas/asset_info/items/properties/asset_name"
+          fingerprint:
+            $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
+          decimals:
+            $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
+          quantity:
+            $ref: "#/components/schemas/asset_addresses/items/properties/quantity"
     account_history:
       type: array
       items:
@@ -3025,9 +3328,7 @@ components:
         type: object
         properties:
           tx_hash:
-            type: string
-            description: Hash identifier of the transaction
-            example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
+            $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
           block_hash:
             $ref: "#/components/schemas/blocks/items/properties/hash"
           block_height:
@@ -3094,9 +3395,7 @@ components:
                   type: object
                   properties:
                     bech32:
-                      type: string
-                      description: A Cardano payment/base address (bech32 encoded) where funds were sent or change to be returned
-                      example: addr1q80rc8zj06yzdwwdyqc03rm4l3zv6n89rxuaak0t099n09yssntpwjcz303mx3h4avg7p29l3zd8u3jyglmewds9ezrqad9mkw
+                      $ref: "#/components/schemas/utxo_infos/items/properties/address"
                     cred:
                       type: string
                       description: Payment credential
@@ -3106,13 +3405,9 @@ components:
                   allOf:
                   - $ref: "#/components/schemas/account_history/items/properties/stake_address"
                 tx_hash:
-                  type: string
-                  description: Hash of transaction for UTxO
-                  example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 tx_index:
-                  type: integer
-                  description: Index of UTxO in the transaction 
-                  example: 0
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_index"
                 value:
                   type: string
                   description: Total sum of ADA on the UTxO
@@ -3162,23 +3457,7 @@ components:
                       description: Value (json)
                       example: null
                 asset_list:
-                  type: array
-                  nullable: true
-                  description: An array of assets on the UTxO
-                  items:
-                    properties:
-                      policy_id:
-                        $ref: "#/components/schemas/asset_info/items/properties/policy_id"
-                      asset_name:
-                        $ref: "#/components/schemas/asset_info/items/properties/asset_name"
-                      fingerprint:
-                        $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
-                      decimals:
-                        $ref: "#/components/schemas/account_assets/items/properties/asset_list/items/properties/decimals"
-                      quantity:
-                        type: string
-                        description: Quantity of assets on the UTxO
-                        example: 1
+                  $ref: "#/components/schemas/utxo_infos/items/properties/asset_list"
           withdrawals:
             type: array
             description: Array of withdrawals with-in a transaction
@@ -3207,7 +3486,7 @@ components:
                 fingerprint:
                   $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
                 decimals:
-                  $ref: "#/components/schemas/account_assets/items/properties/asset_list/items/properties/decimals"
+                  $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
                 quantity:
                   type: string
                   description: Quantity of minted assets (negative on burn)
@@ -3245,7 +3524,7 @@ components:
             items:
               properties:
                 script_hash:
-                  $ref: "#/components/schemas/plutus_script_list/items/properties/script_hash"
+                  $ref: "#/components/schemas/script_info/items/properties/script_hash"
                 script_json:
                   type: object
                   description: JSON representation of the timelock script (null for other script types)
@@ -3270,6 +3549,7 @@ components:
                     }
           plutus_contracts:
             type: array
+            nullable: true
             description: Plutus contracts present in transaction (if any)
             items:
               properties:
@@ -3279,15 +3559,11 @@ components:
                   example: addr1w999n67e86jn6xal07pzxtrmqynspgx0fwmcmpua4wc6yzsxpljz3
                   nullable: true
                 script_hash:
-                  $ref: "#/components/schemas/plutus_script_list/items/properties/script_hash"
+                  $ref: "#/components/schemas/script_info/items/properties/script_hash"
                 bytecode:
-                  type: string
-                  description: CBOR-encoded Plutus script data
-                  example: 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+                  $ref: "#/components/schemas/script_info/items/properties/bytes"
                 size:
-                  type: integer
-                  description: The size of the CBOR serialised script (in bytes)
-                  example: 234895
+                  $ref: "#/components/schemas/script_info/items/properties/size"
                 valid_contract:
                   type: boolean
                   description: True if the contract is valid or there is no contract
@@ -3351,13 +3627,9 @@ components:
                   allOf:
                   - $ref: "#/components/schemas/account_history/items/properties/stake_address"
                 tx_hash:
-                  type: string
-                  description: Hash of transaction for UTxO
-                  example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 tx_index:
-                  type: integer
-                  description: Index of UTxO in the transaction 
-                  example: 0
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_index"
                 value:
                   type: string
                   description: Total sum of ADA on the UTxO
@@ -3372,7 +3644,7 @@ components:
       items:
         properties:
           tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+            $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
           metadata:
             type: object
             nullable: true
@@ -3393,7 +3665,7 @@ components:
       items:
         properties:
           tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+            $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
           num_confirmations:
             type: integer
             description: Number of block confirmations
@@ -3447,9 +3719,7 @@ components:
       items:
         properties:
           payment_address:
-            type: string
-            description: A Cardano payment/base address (bech32 encoded) for transaction's input UTxO
-            example: addr1qxkfe8s6m8qt5436lec3f0320hrmpppwqgs2gah4360krvyssntpwjcz303mx3h4avg7p29l3zd8u3jyglmewds9ezrqdc3cxp
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
           quantity:
             type: string
             description: Asset balance on the payment address
@@ -3460,7 +3730,7 @@ components:
       items:
         properties:
           payment_address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
     asset_summary:
       type: array
       items:
@@ -3592,7 +3862,7 @@ components:
           asset_name:
             $ref: "#/components/schemas/asset_info/items/properties/asset_name"
           payment_address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
           quantity:
             $ref: "#/components/schemas/asset_addresses/items/properties/quantity"
     policy_asset_info:
@@ -3632,67 +3902,65 @@ components:
           total_supply:
             $ref: "#/components/schemas/asset_info/items/properties/total_supply"
           decimals:
-            $ref: "#/components/schemas/account_assets/items/properties/asset_list/items/properties/decimals"
-    asset_txs:
-      type: array
-      description: An array of Tx hashes that included the given asset (latest first)
-      items:
-        properties:
-          tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
-          epoch_no:
-            $ref: "#/components/schemas/blocks/items/properties/epoch_no"
-          block_height:
-            $ref: "#/components/schemas/blocks/items/properties/block_height"
-          block_time:
-            $ref: "#/components/schemas/blocks/items/properties/block_time"
-    native_script_list:
+            $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
+    script_info:
       type: array
       items:
         properties:
           script_hash:
-            $ref: "#/components/schemas/plutus_script_list/items/properties/script_hash"
+            type: string
+            description: Hash of a script
+            example: bfa7ffa9b2e164873db6ac6d0528c82e212963bc62e10fd1d81da4af
           creation_tx_hash:
-            $ref: "#/components/schemas/plutus_script_list/items/properties/creation_tx_hash"
+            type: string
+            description: Hash of the script creation transaction
+            example: 255f061502ad83230351fbcf2d9fade1b5d118d332f92c9861075010a1fe3fbe
           type:
             type: string
             description: Type of the script
-            enum: ["timelock", "multisig"]
-            example: timelock
-    plutus_script_list:
+            enum: ["plutusV1","plutusV2","timelock","multisig"]
+            example: plutusV1
+          value:
+            type: object
+            nullable: true
+            description: Data in JSON format
+            example: null
+          bytes:
+            type: string
+            description: Script bytes (cborSeq)
+            example: 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
+          size:
+            type: integer
+            description: The size of the CBOR serialised script (in bytes)
+            example: 2039
+    script_list:
       type: array
       items:
         properties:
           script_hash:
-            type: string
-            description: Hash of a script
-            example: d8480dc869b94b80e81ec91b0abe307279311fe0e7001a9488f61ff8
+            $ref: "#/components/schemas/script_info/items/properties/script_hash"
           creation_tx_hash:
-            type: string
-            description: Hash of the script creation transaction
-            example: fda6c7697009237975ffc30f36666addf4c6e2a2c6f90411a24431b700baaab1
+            $ref: "#/components/schemas/script_info/items/properties/creation_tx_hash"
+          type:
+            $ref: "#/components/schemas/script_info/items/properties/type"
+          size:
+            $ref: "#/components/schemas/script_info/items/properties/size"
     script_redeemers:
       type: array
       items:
         type: object
         properties:
           script_hash:
-            type: string
-            description: Hash of Transaction for which details are being shown
-            example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
+            $ref: "#/components/schemas/script_info/items/properties/script_hash"
           redeemers:
             type: array
             items:
               type: object
               properties:
                 tx_hash:
-                  type: string
-                  description: Hash of Transaction containing the redeemer
-                  example: fda6c7697009237975ffc30f36666addf4c6e2a2c6f90411a24431b700baaab1
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 tx_index:
-                  type: integer
-                  description: The index of the redeemer pointer in the transaction
-                  example: 0
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_index"
                 unit_mem:
                   description: The budget in Memory to run a script
                   example: 520448
@@ -3724,20 +3992,20 @@ components:
                   nullable: true
                   example: 5a595ce795815e81d22a1a522cf3987d546dc5bb016de61b002edd63a5413ec4
                 datum_value:
-                  type: object
-                  description: The actual data in json format
-                  example: { "bytes": "3c33" }
+                  $ref: "#/components/schemas/script_info/items/properties/value"
     datum_info:
       type: array
       items:
         type: object
         properties:
-          hash:
+          datum_hash:
             $ref: "#/components/schemas/script_redeemers/items/properties/redeemers/items/properties/datum_hash"
+          creation_tx_hash:
+            $ref: "#/components/schemas/script_info/items/properties/creation_tx_hash"
           value:
-            $ref: "#/components/schemas/script_redeemers/items/properties/redeemers/items/properties/datum_value"
+            $ref: "#/components/schemas/script_info/items/properties/value"
           bytes:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/inline_datum/properties/bytes"
+            $ref: "#/components/schemas/script_info/items/properties/bytes"
   headers: {}
   responses:
     OK:
diff --git a/specs/templates/1-api-info.yaml b/specs/templates/1-api-info.yaml
index 40a81dda..2d741b0c 100644
--- a/specs/templates/1-api-info.yaml
+++ b/specs/templates/1-api-info.yaml
@@ -1,6 +1,6 @@
 info:
   title: Koios API
-  version: 1.0.11rc
+  version: v1.0.11rc
   description: |
     Koios is best described as a Decentralized and Elastic RESTful query layer for exploring data on Cardano blockchain to consume within applications/wallets/explorers/etc. This page not only provides an OpenAPI Spec for live implementation, but also ability to execute live demo from client browser against each endpoint with pre-filled examples.
 
diff --git a/specs/templates/2-api-params.yaml b/specs/templates/2-api-params.yaml
index 40dac816..5c1a3d7d 100644
--- a/specs/templates/2-api-params.yaml
+++ b/specs/templates/2-api-params.yaml
@@ -170,6 +170,16 @@ parameters:
       in: query
       required: false
       allowEmptyValue: true
+    _extended:
+      deprecated: false
+      name: _extended
+      description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call
+      schema:
+        type: boolean
+        example: "false"
+      in: query
+      required: false
+      allowEmptyValue: true
     _history:
       deprecated: false
       name: _history
diff --git a/specs/templates/3-api-requestBodies.yaml b/specs/templates/3-api-requestBodies.yaml
index 0b69563f..ab026160 100644
--- a/specs/templates/3-api-requestBodies.yaml
+++ b/specs/templates/3-api-requestBodies.yaml
@@ -35,6 +35,29 @@ requestBodies:
               _addresses:
                 - ##payment_addresses1_rb##
                 - ##payment_addresses2_rb##
+    payment_addresses_with_extended:
+      content:
+        application/json:
+          schema:
+            required:
+              - _addresses
+            type: object
+            properties:
+              _addresses:
+                format: text
+                type: array
+                items:
+                  type: string
+                description: Array of Cardano payment address(es) in bech32 format
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call
+            example:
+              _addresses:
+                - ##payment_addresses1_rb##
+                - ##payment_addresses2_rb##
+              _extended: true
     address_txs:
       content:
         application/json:
@@ -107,6 +130,31 @@ requestBodies:
               _stake_addresses:
                 - ##stake_addresses1_rb##
                 - ##stake_addresses2_rb##
+              todo: add examples referencing all existing param
+
+    stake_addresses_with_extended:
+      content:
+        application/json:
+          schema:
+            required:
+              - _stake_addresses
+            type: object
+            properties:
+              _stake_addresses:
+                format: text
+                type: array
+                items:
+                  type: string
+                description: Array of Cardano stake address(es) in bech32 format
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call
+            example:
+              _stake_addresses:
+                - ##stake_addresses1_rb##
+                - ##stake_addresses2_rb##
+              _extended: true
     stake_addresses:
       content:
         application/json:
@@ -162,10 +210,15 @@ requestBodies:
                 items:
                   type: string
                 description: Array of Cardano payment credential(s) in hex format
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call           
             example:
               _payment_credentials:
                 - ##credential_txs_payment_credentials1_rb##
                 - ##credential_txs_payment_credentials2_rb##
+              _extended: true
     tx_ids:
       content:
         application/json:
@@ -227,6 +280,22 @@ requestBodies:
                 - ##pool_ids_pool_bech32_ids1_rb##
                 - ##pool_ids_pool_bech32_ids2_rb##
                 - ##pool_ids_pool_bech32_ids3_rb##
+    script_hashes:
+      content:
+        application/json:
+          schema:
+            type: object
+            properties:
+              _script_hashes:
+                format: text
+                type: array
+                items:
+                  type: string
+                description: Array of Cardano script hashes
+            example:
+              _script_hashes:
+                  - ##script_hashes1_rb##
+                  - ##script_hashes2_rb##
     datum_hashes:
       content:
         application/json:
@@ -263,3 +332,51 @@ requestBodies:
               _asset_list:
                 - ##asset1_rb##
                 - ##asset2_rb##
+    asset_list_with_extended:
+      content:
+        application/json:
+          schema:
+            required:
+              - _asset_list
+            type: object
+            properties:
+              _asset_list:
+                format: text
+                type: array
+                description: Array of array of policy ID and asset names (hex)
+                items:
+                  type: array
+                  items:
+                    type: string
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call
+            example:
+              _asset_list:
+                - ##asset1_rb##
+                - ##asset2_rb##
+              _extended: true
+    utxo_refs_with_extended:
+      content:
+        application/json:
+          schema:
+            required:
+              - _utxo_refs
+            type: object
+            properties:
+              _utxo_refs:
+                format: text
+                type: array
+                items:
+                  type: string
+                description: Array of Cardano utxo references in the form "hash#index"
+              _extended:
+                format: boolean
+                type: boolean
+                description: Controls whether or not certain optional fields supported by a given endpoint are populated as a part of the call           
+            example:
+              _utxo_refs:
+                - ##utxo_ref1_rb##
+                - ##utxo_ref2_rb##
+              _extended: false
\ No newline at end of file
diff --git a/specs/templates/4-api-schemas.yaml b/specs/templates/4-api-schemas.yaml
index af1067a8..9b6dbbaa 100644
--- a/specs/templates/4-api-schemas.yaml
+++ b/specs/templates/4-api-schemas.yaml
@@ -666,8 +666,8 @@ schemas:
             description: The hash of the first block where these parameters are valid
             example: f9dc2a2fc3a2db09a71af007a740261de585afc9e3022b8e30535592ff4dd9e5
           cost_models:
-            type: string
-            description: The per language cost models
+            type: object
+            description: The per language cost model in JSON
             example: null
             nullable: true
           price_mem:
@@ -857,17 +857,21 @@ schemas:
         properties:
           block_hash:
             $ref: "#/components/schemas/blocks/items/properties/hash"
-          tx_hashes:
-            type: array
-            items:
-              $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+          tx_hash:
+            $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+          epoch_no:
+            $ref: "#/components/schemas/blocks/items/properties/epoch_no"
+          block_height:
+            $ref: "#/components/schemas/blocks/items/properties/block_height"
+          block_time:
+            $ref: "#/components/schemas/blocks/items/properties/block_time"
     address_info:
       type: array
       items:
         type: object
         properties:
           address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
           balance:
             type: string
             description: Sum of all UTxO values beloning to address
@@ -886,9 +890,9 @@ schemas:
               type: object
               properties:
                 tx_hash:
-                  $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_hash"
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 tx_index:
-                  $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_index"
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_index"
                 block_height:
                   $ref: "#/components/schemas/blocks/items/properties/block_height"
                 block_time:
@@ -902,7 +906,7 @@ schemas:
                 reference_script:
                   $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/reference_script"
                 asset_list:
-                  $ref: "#/components/schemas/account_assets/items/properties/asset_list"
+                  $ref: "#/components/schemas/utxo_infos/items/properties/asset_list"
     address_txs:
       type: array
       items:
@@ -922,22 +926,17 @@ schemas:
         type: object
         properties:
           address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
-          asset_list:
-            $ref: "#/components/schemas/account_assets/items/properties/asset_list"
-    credential_txs:
-      $ref: "#/components/schemas/address_txs"
-    credential_utxos:
-      type: array
-      items:
-        type: object
-        properties:
-          tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_hash"
-          tx_index:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_index"
-          value:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/value"
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
+          policy_id:
+            $ref: "#/components/schemas/asset_info/items/properties/policy_id"
+          asset_name:
+            $ref: "#/components/schemas/asset_info/items/properties/asset_name"
+          fingerprint:
+            $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
+          decimals:
+            $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
+          quantity:
+            $ref: "#/components/schemas/asset_addresses/items/properties/quantity"
     account_list:
       type: array
       items:
@@ -958,7 +957,9 @@ schemas:
             enum: ["registered", "not registered"]
             example: registered
           delegated_pool:
-            $ref: "#/components/schemas/pool_list/items/properties/pool_id_bech32"
+            nullable: true
+            allOf:
+            - $ref: "#/components/schemas/pool_list/items/properties/pool_id_bech32"
           total_balance:
             type: string
             description: Total balance of the account including UTxO, rewards and MIRs (in lovelace)
@@ -987,23 +988,66 @@ schemas:
             type: string
             description: Total treasury MIR value of the account
             example: "0"
-    account_utxos:
+    utxo_infos:
       type: array
       items:
         type: object
         properties:
           tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_hash"
+            type: string
+            description: Hash identifier of the transaction
+            example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
           tx_index:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/tx_index"
+            type: integer
+            description: Index of UTxO in the transaction 
+            example: 0
           address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+            type: string
+            description: A Cardano payment/base address (bech32 encoded)
+            example: addr1qxkfe8s6m8qt5436lec3f0320hrmpppwqgs2gah4360krvyssntpwjcz303mx3h4avg7p29l3zd8u3jyglmewds9ezrqdc3cxp
           value:
             $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/value"
+          stake_address:
+            $ref: "#/components/schemas/account_history/items/properties/stake_address"
+          payment_cred:
+            type: string
+            description: Payment credential
+            example: de3c1c527e8826b9cd2030f88f75fc44cd4ce519b9ded9eb794b3794
+          epoch_no:
+            $ref: "#/components/schemas/blocks/items/properties/epoch_no"
           block_height:
             $ref: "#/components/schemas/blocks/items/properties/block_height"
           block_time:
             $ref: "#/components/schemas/blocks/items/properties/block_time"
+          datum_hash:
+            $ref: "#/components/schemas/script_redeemers/items/properties/redeemers/items/properties/datum_hash"
+          inline_datum:
+            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/inline_datum"
+          reference_script:
+            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/reference_script"
+          asset_list:
+            type: array
+            nullable: true
+            description: An array of assets on the UTxO
+            items:
+              properties:
+                policy_id:
+                  $ref: "#/components/schemas/asset_info/items/properties/policy_id"
+                asset_name:
+                  $ref: "#/components/schemas/asset_info/items/properties/asset_name"
+                fingerprint:
+                  $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
+                decimals:
+                  $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
+                quantity:
+                  type: string
+                  description: Quantity of assets on the UTxO
+                  example: 1
+          is_spent:
+            type: boolean
+            description: True if the UTXO has been spent
+            example: true
+
     account_rewards:
       type: array
       items:
@@ -1048,7 +1092,7 @@ schemas:
                   enum: ["registration", "delegation", "withdrawal", "deregistration"]
                   example: "registration"
                 tx_hash:
-                  $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 epoch_no:
                   $ref: "#/components/schemas/blocks/items/properties/epoch_no"
                 epoch_slot:
@@ -1067,7 +1111,7 @@ schemas:
           addresses:
             type: array
             items:
-              $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+              $ref: "#/components/schemas/utxo_infos/items/properties/address"
     account_assets:
       type: array
       items:
@@ -1075,25 +1119,16 @@ schemas:
         properties:
           stake_address:
             $ref: "#/components/schemas/account_history/items/properties/stake_address"
-          asset_list:
-            type: array
-            items:
-              type: object
-              properties:
-                policy_id:
-                  $ref: "#/components/schemas/asset_info/items/properties/policy_id"
-                asset_name:
-                  $ref: "#/components/schemas/asset_info/items/properties/asset_name"
-                fingerprint:
-                  $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
-                decimals:
-                  type: integer
-                  description: Asset decimals
-                  example: 6
-                quantity:
-                  type: string
-                  description: Asset quantity owned by account
-                  example: 990000
+          policy_id:
+            $ref: "#/components/schemas/asset_info/items/properties/policy_id"
+          asset_name:
+            $ref: "#/components/schemas/asset_info/items/properties/asset_name"
+          fingerprint:
+            $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
+          decimals:
+            $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
+          quantity:
+            $ref: "#/components/schemas/asset_addresses/items/properties/quantity"
     account_history:
       type: array
       items:
@@ -1125,9 +1160,7 @@ schemas:
         type: object
         properties:
           tx_hash:
-            type: string
-            description: Hash identifier of the transaction
-            example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
+            $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
           block_hash:
             $ref: "#/components/schemas/blocks/items/properties/hash"
           block_height:
@@ -1194,9 +1227,7 @@ schemas:
                   type: object
                   properties:
                     bech32:
-                      type: string
-                      description: A Cardano payment/base address (bech32 encoded) where funds were sent or change to be returned
-                      example: addr1q80rc8zj06yzdwwdyqc03rm4l3zv6n89rxuaak0t099n09yssntpwjcz303mx3h4avg7p29l3zd8u3jyglmewds9ezrqad9mkw
+                      $ref: "#/components/schemas/utxo_infos/items/properties/address"
                     cred:
                       type: string
                       description: Payment credential
@@ -1206,13 +1237,9 @@ schemas:
                   allOf:
                   - $ref: "#/components/schemas/account_history/items/properties/stake_address"
                 tx_hash:
-                  type: string
-                  description: Hash of transaction for UTxO
-                  example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 tx_index:
-                  type: integer
-                  description: Index of UTxO in the transaction 
-                  example: 0
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_index"
                 value:
                   type: string
                   description: Total sum of ADA on the UTxO
@@ -1262,23 +1289,7 @@ schemas:
                       description: Value (json)
                       example: null
                 asset_list:
-                  type: array
-                  nullable: true
-                  description: An array of assets on the UTxO
-                  items:
-                    properties:
-                      policy_id:
-                        $ref: "#/components/schemas/asset_info/items/properties/policy_id"
-                      asset_name:
-                        $ref: "#/components/schemas/asset_info/items/properties/asset_name"
-                      fingerprint:
-                        $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
-                      decimals:
-                        $ref: "#/components/schemas/account_assets/items/properties/asset_list/items/properties/decimals"
-                      quantity:
-                        type: string
-                        description: Quantity of assets on the UTxO
-                        example: 1
+                  $ref: "#/components/schemas/utxo_infos/items/properties/asset_list"
           withdrawals:
             type: array
             description: Array of withdrawals with-in a transaction
@@ -1307,7 +1318,7 @@ schemas:
                 fingerprint:
                   $ref: "#/components/schemas/asset_info/items/properties/fingerprint"
                 decimals:
-                  $ref: "#/components/schemas/account_assets/items/properties/asset_list/items/properties/decimals"
+                  $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
                 quantity:
                   type: string
                   description: Quantity of minted assets (negative on burn)
@@ -1345,7 +1356,7 @@ schemas:
             items:
               properties:
                 script_hash:
-                  $ref: "#/components/schemas/plutus_script_list/items/properties/script_hash"
+                  $ref: "#/components/schemas/script_info/items/properties/script_hash"
                 script_json:
                   type: object
                   description: JSON representation of the timelock script (null for other script types)
@@ -1370,6 +1381,7 @@ schemas:
                     }
           plutus_contracts:
             type: array
+            nullable: true
             description: Plutus contracts present in transaction (if any)
             items:
               properties:
@@ -1379,15 +1391,11 @@ schemas:
                   example: addr1w999n67e86jn6xal07pzxtrmqynspgx0fwmcmpua4wc6yzsxpljz3
                   nullable: true
                 script_hash:
-                  $ref: "#/components/schemas/plutus_script_list/items/properties/script_hash"
+                  $ref: "#/components/schemas/script_info/items/properties/script_hash"
                 bytecode:
-                  type: string
-                  description: CBOR-encoded Plutus script data
-                  example: 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+                  $ref: "#/components/schemas/script_info/items/properties/bytes"
                 size:
-                  type: integer
-                  description: The size of the CBOR serialised script (in bytes)
-                  example: 234895
+                  $ref: "#/components/schemas/script_info/items/properties/size"
                 valid_contract:
                   type: boolean
                   description: True if the contract is valid or there is no contract
@@ -1451,13 +1459,9 @@ schemas:
                   allOf:
                   - $ref: "#/components/schemas/account_history/items/properties/stake_address"
                 tx_hash:
-                  type: string
-                  description: Hash of transaction for UTxO
-                  example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 tx_index:
-                  type: integer
-                  description: Index of UTxO in the transaction 
-                  example: 0
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_index"
                 value:
                   type: string
                   description: Total sum of ADA on the UTxO
@@ -1472,7 +1476,7 @@ schemas:
       items:
         properties:
           tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+            $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
           metadata:
             type: object
             nullable: true
@@ -1493,7 +1497,7 @@ schemas:
       items:
         properties:
           tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
+            $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
           num_confirmations:
             type: integer
             description: Number of block confirmations
@@ -1547,9 +1551,7 @@ schemas:
       items:
         properties:
           payment_address:
-            type: string
-            description: A Cardano payment/base address (bech32 encoded) for transaction's input UTxO
-            example: addr1qxkfe8s6m8qt5436lec3f0320hrmpppwqgs2gah4360krvyssntpwjcz303mx3h4avg7p29l3zd8u3jyglmewds9ezrqdc3cxp
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
           quantity:
             type: string
             description: Asset balance on the payment address
@@ -1560,7 +1562,7 @@ schemas:
       items:
         properties:
           payment_address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
     asset_summary:
       type: array
       items:
@@ -1692,7 +1694,7 @@ schemas:
           asset_name:
             $ref: "#/components/schemas/asset_info/items/properties/asset_name"
           payment_address:
-            $ref: "#/components/schemas/asset_addresses/items/properties/payment_address"
+            $ref: "#/components/schemas/utxo_infos/items/properties/address"
           quantity:
             $ref: "#/components/schemas/asset_addresses/items/properties/quantity"
     policy_asset_info:
@@ -1732,67 +1734,65 @@ schemas:
           total_supply:
             $ref: "#/components/schemas/asset_info/items/properties/total_supply"
           decimals:
-            $ref: "#/components/schemas/account_assets/items/properties/asset_list/items/properties/decimals"
-    asset_txs:
-      type: array
-      description: An array of Tx hashes that included the given asset (latest first)
-      items:
-        properties:
-          tx_hash:
-            $ref: "#/components/schemas/tx_info/items/properties/tx_hash"
-          epoch_no:
-            $ref: "#/components/schemas/blocks/items/properties/epoch_no"
-          block_height:
-            $ref: "#/components/schemas/blocks/items/properties/block_height"
-          block_time:
-            $ref: "#/components/schemas/blocks/items/properties/block_time"
-    native_script_list:
+            $ref: "#/components/schemas/asset_info/items/properties/token_registry_metadata/items/properties/decimals"
+    script_info:
       type: array
       items:
         properties:
           script_hash:
-            $ref: "#/components/schemas/plutus_script_list/items/properties/script_hash"
+            type: string
+            description: Hash of a script
+            example: bfa7ffa9b2e164873db6ac6d0528c82e212963bc62e10fd1d81da4af
           creation_tx_hash:
-            $ref: "#/components/schemas/plutus_script_list/items/properties/creation_tx_hash"
+            type: string
+            description: Hash of the script creation transaction
+            example: 255f061502ad83230351fbcf2d9fade1b5d118d332f92c9861075010a1fe3fbe
           type:
             type: string
             description: Type of the script
-            enum: ["timelock", "multisig"]
-            example: timelock
-    plutus_script_list:
+            enum: ["plutusV1","plutusV2","timelock","multisig"]
+            example: plutusV1
+          value:
+            type: object
+            nullable: true
+            description: Data in JSON format
+            example: null
+          bytes:
+            type: string
+            description: Script bytes (cborSeq)
+            example: 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
+          size:
+            type: integer
+            description: The size of the CBOR serialised script (in bytes)
+            example: 2039
+    script_list:
       type: array
       items:
         properties:
           script_hash:
-            type: string
-            description: Hash of a script
-            example: d8480dc869b94b80e81ec91b0abe307279311fe0e7001a9488f61ff8
+            $ref: "#/components/schemas/script_info/items/properties/script_hash"
           creation_tx_hash:
-            type: string
-            description: Hash of the script creation transaction
-            example: fda6c7697009237975ffc30f36666addf4c6e2a2c6f90411a24431b700baaab1
+            $ref: "#/components/schemas/script_info/items/properties/creation_tx_hash"
+          type:
+            $ref: "#/components/schemas/script_info/items/properties/type"
+          size:
+            $ref: "#/components/schemas/script_info/items/properties/size"
     script_redeemers:
       type: array
       items:
         type: object
         properties:
           script_hash:
-            type: string
-            description: Hash of Transaction for which details are being shown
-            example: f144a8264acf4bdfe2e1241170969c930d64ab6b0996a4a45237b623f1dd670e
+            $ref: "#/components/schemas/script_info/items/properties/script_hash"
           redeemers:
             type: array
             items:
               type: object
               properties:
                 tx_hash:
-                  type: string
-                  description: Hash of Transaction containing the redeemer
-                  example: fda6c7697009237975ffc30f36666addf4c6e2a2c6f90411a24431b700baaab1
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_hash"
                 tx_index:
-                  type: integer
-                  description: The index of the redeemer pointer in the transaction
-                  example: 0
+                  $ref: "#/components/schemas/utxo_infos/items/properties/tx_index"
                 unit_mem:
                   description: The budget in Memory to run a script
                   example: 520448
@@ -1824,17 +1824,17 @@ schemas:
                   nullable: true
                   example: 5a595ce795815e81d22a1a522cf3987d546dc5bb016de61b002edd63a5413ec4
                 datum_value:
-                  type: object
-                  description: The actual data in json format
-                  example: { "bytes": "3c33" }
+                  $ref: "#/components/schemas/script_info/items/properties/value"
     datum_info:
       type: array
       items:
         type: object
         properties:
-          hash:
+          datum_hash:
             $ref: "#/components/schemas/script_redeemers/items/properties/redeemers/items/properties/datum_hash"
+          creation_tx_hash:
+            $ref: "#/components/schemas/script_info/items/properties/creation_tx_hash"
           value:
-            $ref: "#/components/schemas/script_redeemers/items/properties/redeemers/items/properties/datum_value"
+            $ref: "#/components/schemas/script_info/items/properties/value"
           bytes:
-            $ref: "#/components/schemas/tx_info/items/properties/outputs/items/properties/inline_datum/properties/bytes"
+            $ref: "#/components/schemas/script_info/items/properties/bytes"
\ No newline at end of file
diff --git a/specs/templates/api-main.yaml b/specs/templates/api-main.yaml
index 5897119f..80a6e38c 100644
--- a/specs/templates/api-main.yaml
+++ b/specs/templates/api-main.yaml
@@ -389,19 +389,41 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Address Transactions
       description: Get the transaction hash list of input address array, optionally filtering after specified block height (inclusive)
+
+  /address_utxos: #RPC #todo new
+    post:
+      tags:
+        - Address
+      requestBody:
+        $ref: "#/components/requestBodies/payment_addresses_with_extended"
+      responses:
+        "200":
+          description: Array of address UTXOs
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/utxo_infos"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Address UTXOs
+      description: Get UTxO set for given addresses
   /credential_utxos: #RPC
     post:
       tags:
         - Address
       requestBody:
-        $ref: "#/components/requestBodies/credential_utxos"
+        $ref: "#/components/requestBodies/utxo_infos"
       responses:
         "200":
           description: Array of UTxOs with balances
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/credential_utxos"
+                $ref: "#/components/schemas/utxo_infos"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -409,7 +431,8 @@ paths:
         "404":
           $ref: "#/components/responses/NotFound"
       summary: UTxOs from payment credentials
-      description: Get a list of UTxO against input payment credential array including their balances
+      description: Get UTxO details for requested payment credentials
+
   /address_assets: #RPC
     post:
       tags:
@@ -443,7 +466,7 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/credential_txs"
+                $ref: "#/components/schemas/address_txs"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -492,27 +515,52 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Account Information
       description: Get the account information for given stake addresses
-  /account_utxos: #RPC
+
+  /account_txs: #RPC # todo - new
     get:
       tags:
         - Stake Account
       parameters:
         - $ref: "#/components/parameters/_stake_address"
+        - $ref: "#/components/parameters/_after_block_height"
+      responses:
+        "200":
+          description: Array of Txs associated with stake address (account)
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/address_txs"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Account Txs
+      description: Get a list of all Txs for a given stake address (account)
+
+  /account_utxos: #RPC
+    post:
+      tags:
+        - Stake Account
+      requestBody:
+        $ref: "#/components/requestBodies/stake_addresses_with_extended"
       responses:
         "200":
-          description: Array of account UTxOs associated with stake address
+          description: Array of account UTxOs associated with given stake addresses
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/account_utxos"
+                $ref: "#/components/schemas/utxo_infos"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
           $ref: "#/components/responses/Unauthorized"
         "404":
           $ref: "#/components/responses/NotFound"
-      summary: Account UTxOs
-      description: Get a list of all UTxOs for a given stake address (account)
+      summary: UTxOs for stake addresses (accounts)
+      description: Get a list of all UTxOs for given stake addresses (account)s
+
   /account_info_cached: #RPC
     post:
       tags:
@@ -791,6 +839,29 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Asset Information (Bulk)
       description: Get the information of a list of assets including first minting & token registry metadata
+
+  /asset_utxos: #RPC
+    post:
+      tags:
+        - Asset
+      requestBody:
+        $ref: "#/components/requestBodies/asset_list_with_extended"
+      responses:
+        "200":
+          description: Array of UTXOs for given asset list
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/utxo_infos"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Asset UTXO Information (Bulk)
+      description: Get the UTXO information of a list of assets including
+
   /asset_history: #RPC
     get:
       tags:
@@ -933,11 +1004,11 @@ paths:
         - $ref: "#/components/parameters/_history"
       responses:
         "200":
-          description: Array of Tx hashes that included the given asset
+          description: An array of Tx hashes that included the given asset (latest first)
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/asset_txs"
+                $ref: "#/components/schemas/address_txs"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -964,7 +1035,7 @@ paths:
         "404":
           $ref: "#/components/responses/NotFound"
       summary: Pool List
-      description: A list of all currently registered/retiring (not retired) pools
+      description: List of brief info for all pools
   /pool_info: #RPC
     post:
       tags:
@@ -1160,6 +1231,29 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Pool Metadata
       description: Metadata (on & off-chain) for all pools
+
+  /script_info: #RPC
+    post:
+      tags:
+        - Script
+      requestBody:
+        $ref: "#/components/requestBodies/script_hashes"
+      responses:
+        "200":
+          description: List of datum information for given datum hashes
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/script_info"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Datum Information
+      description: List of datum information for given datum hashes
+
   /native_script_list: #RPC
     get:
       tags:
@@ -1170,7 +1264,7 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/native_script_list"
+                $ref: "#/components/schemas/script_list"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -1189,7 +1283,7 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/plutus_script_list"
+                $ref: "#/components/schemas/script_list"
         "400":
           $ref: "#/components/responses/BadRequest"
         "401":
@@ -1219,6 +1313,30 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Script Redeemers
       description: List of all redeemers for a given script hash
+
+  /script_utxos: #RPC todo new
+    get:
+      tags:
+        - Script
+      parameters:
+        - $ref: "#/components/parameters/_script_hash"
+        - $ref: "#/components/parameters/_extended"
+      responses:
+        "200":
+          description: List of UTXOs for a given script hash
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/utxo_infos"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: Script UTXOs
+      description: List of all UTXOs for a given script hash
+
   /datum_info: #RPC
     post:
       tags:
@@ -1240,6 +1358,29 @@ paths:
           $ref: "#/components/responses/NotFound"
       summary: Datum Information
       description: List of datum information for given datum hashes
+
+  /utxo_info: #RPC #todonew
+    post:
+      tags:
+        - UTXO
+      requestBody:
+        $ref: "#/components/requestBodies/utxo_refs_with_extended"
+      responses:
+        "200":
+          description: Array of UTXO details
+          content:
+            application/json:
+              schema:
+                $ref: "#/components/schemas/utxo_infos"
+        "400":
+          $ref: "#/components/responses/BadRequest"
+        "401":
+          $ref: "#/components/responses/Unauthorized"
+        "404":
+          $ref: "#/components/responses/NotFound"
+      summary: UTXOs Info
+      description: Get UTxO set for requested UTxO references
+
 components:
   #!params!#
   #!requestBodies!#
diff --git a/specs/templates/example-map.json b/specs/templates/example-map.json
index 07393754..dee62c17 100644
--- a/specs/templates/example-map.json
+++ b/specs/templates/example-map.json
@@ -182,6 +182,18 @@
       "pv": "f1592b29b79ae85d753913dd25644c60925a4a0683979faa33832fead4b4bd9c",
       "pp": "d10133964da9e443b303917fd0b7644ae3d01c133deff85b4f59416c2d00f530"
     },
+    "_utxo_ref1": {
+      "m": "fixme",
+      "g": "f82e568d42604fd71424d193c86ec00c97aead2b8f018e81c3139d9e3770c735#0",
+      "pv": "fixme",
+      "pp": "fixme"
+    },
+    "_utxo_ref2": {
+      "m": "fixme",
+      "g": "88ae22495123c7ee37a0bbe865243757185a302ed5359d1eae9347030628290a#0",
+      "pv": "fixme",
+      "pp": "fixme"
+    },
     "pool_ids_pool_bech32_ids1": {
       "m": "pool100wj94uzf54vup2hdzk0afng4dhjaqggt7j434mtgm8v2gfvfgp",
       "g": "pool19st4a2vvu78tjtyywjte2eml3kx6ynersgd2nyw0y4jvyhlfu0u",
@@ -200,6 +212,18 @@
       "pv": "pool1p835jxsj8py5n34lrgk6fvpgpxxvh585qm8dzvp7ups37vdet5a",
       "pp": "pool1ws42l6rawqjv58crs5l32v0eem3qnngpnjfd7epwd4lmjccc5cg"
     },
+    "script_hashes1": {
+      "m": "818ee3db3bbbd04f9f2ce21778cac3ac605802a4fcb00c8b3a58ee2dafc17d46",
+      "g": "964af1ff2a66ce472d34ac39b47f356b6d971d62c794a89ec12825d5de30f3aa",
+      "pv": "6181b3dc623cd8812caf027a3507e9b3095388a7cf3db65983e1fddd3a84c88c",
+      "pp": "5571e2c3549f15934a38382d1318707a86751fb70827f4cbd29b104480f1be9b"
+    },
+    "script_hashes2": {
+      "m": "45b0cfc220ceec5b7c1c62c4d4193d38e4eba48e8815729ce75f9c0ab0e4c1c0",
+      "g": "17bdb9c96b77c7718d546be50193a80bc9d72081b7375e5e16891db196af14fc",
+      "pv": "f8ae55ff89e1f5366f23e16bcaf2073252337b96031a02d79e41d653b5f0a978",
+      "pp": "5f7212f546d7e7308ce99b925f05538db19981f4ea3084559c0b28a363245826"
+    },
     "datum_hashes1": {
       "m": "818ee3db3bbbd04f9f2ce21778cac3ac605802a4fcb00c8b3a58ee2dafc17d46",
       "g": "964af1ff2a66ce472d34ac39b47f356b6d971d62c794a89ec12825d5de30f3aa",