diff --git a/public/client/space.proto b/public/client/space.proto
index 674d0b71..ef1fd5c7 100644
--- a/public/client/space.proto
+++ b/public/client/space.proto
@@ -12,7 +12,7 @@ service SpaceApi {
   rpc Subscribe(google.protobuf.Empty) returns (stream FileEventResponse) {}
   rpc TxlSubscribe(google.protobuf.Empty) returns (stream TextileEventResponse) {}
   rpc OpenFile(OpenFileRequest) returns (OpenFileResponse) {}
-  rpc AddItems(AddItemsRequest) returns (AddItemsResponse) {}
+  rpc AddItems(AddItemsRequest) returns (stream AddItemsResponse) {}
   rpc CreateFolder(CreateFolderRequest) returns (CreateFolderResponse) {}
 }
 
@@ -80,16 +80,12 @@ message AddItemsRequest {
 message AddItemResult {
   string sourcePath= 1;
   string bucketPath = 2;
-}
-
-message AddItemError {
-  string sourcePath = 1;
-  string error = 2;
+  string error = 3;
 }
 
 message AddItemsResponse {
-  repeated AddItemResult results = 1;
-  repeated AddItemError errors = 2;
+  AddItemResult result = 1;
+  uint32 progress = 2;
 }
 
 message CreateFolderRequest {
diff --git a/public/events/add-items-subscribe.js b/public/events/add-items-subscribe.js
new file mode 100644
index 00000000..a1bace20
--- /dev/null
+++ b/public/events/add-items-subscribe.js
@@ -0,0 +1,32 @@
+const { ipcMain } = require('electron');
+
+const client = require('../client');
+const { listDirectories } = require('./objects');
+
+const EVENT_PREFIX = 'addItemsSuscribe';
+const SUBSCRIBE_START_EVENT = `${EVENT_PREFIX}:start`;
+const SUBSCRIBE_ERROR_EVENT = `${EVENT_PREFIX}:error`;
+const SUBSCRIBE_SUCCESS_EVENT = `${EVENT_PREFIX}:success`;
+
+const registerAddItemsSubscribe = (mainWindow) => {
+  let eventStream;
+
+  ipcMain.on(SUBSCRIBE_START_EVENT, (event, payload) => {
+    eventStream = client.AddItems(payload);
+
+    eventStream.on('data', (event) => {
+      mainWindow.webContents.send(SUBSCRIBE_SUCCESS_EVENT, event);
+      listDirectories(mainWindow);
+    });
+  
+    eventStream.on('error', (error) => {
+      mainWindow.webContents.send(SUBSCRIBE_ERROR_EVENT, error);
+    });
+
+    eventStream.on('end', () => {
+      eventStream.destroy();
+    })
+  });
+};
+
+module.exports = registerAddItemsSubscribe;
diff --git a/public/events/add-items.js b/public/events/add-items.js
deleted file mode 100644
index ea989e96..00000000
--- a/public/events/add-items.js
+++ /dev/null
@@ -1,25 +0,0 @@
-const { ipcMain } = require('electron');
-
-const client = require('../client');
-
-const EVENT_PREFIX = 'upload';
-const START_EVENT = `${EVENT_PREFIX}:start`;
-const SUCCESS_EVENT = `${EVENT_PREFIX}:success`;
-const ERROR_EVENT = `${EVENT_PREFIX}:error`;
-
-const registerAddItemsEvents = (mainWindow) => {
-  ipcMain.on(START_EVENT, (event, payload) => {
-    client.AddItems(payload, (err, res) => {
-      if (err) {
-        mainWindow.webContents.send(ERROR_EVENT, {
-          message: err.message,
-        });
-        return;
-      }
-
-      mainWindow.webContents.send(SUCCESS_EVENT, res);
-    });
-  });
-};
-
-module.exports = registerAddItemsEvents;
diff --git a/public/events/index.js b/public/events/index.js
index a45bb666..f745cbe2 100644
--- a/public/events/index.js
+++ b/public/events/index.js
@@ -3,8 +3,8 @@ const registerConfigEvents = require('./config');
 const registerPathInfoEvents = require('./path-info');
 const registerObjectsEvents = require('./objects').default;
 const registerGenerateKeyPairEvents = require('./generate-key-pair');
-const registerAddItemsEvents = require('./add-items');
 const registerTxlSubscribe = require('./txl-subscribe');
+const registerAddItemsSubscribe = require('./add-items-subscribe');
 
 const registerEvents = (mainWindow) => {
   const stream = registerEventStream(mainWindow);
@@ -13,8 +13,8 @@ const registerEvents = (mainWindow) => {
   registerConfigEvents(mainWindow);
   registerObjectsEvents(mainWindow);
   registerPathInfoEvents(mainWindow);
+  registerAddItemsSubscribe(mainWindow);
   registerGenerateKeyPairEvents(mainWindow);
-  registerAddItemsEvents(mainWindow);
 
   return () => {
     stream.destroy();
diff --git a/src/events/add-items-subscribe.js b/src/events/add-items-subscribe.js
new file mode 100644
index 00000000..f85ef378
--- /dev/null
+++ b/src/events/add-items-subscribe.js
@@ -0,0 +1,31 @@
+import { ipcRenderer } from 'electron';
+import { SET_UPLOAD_ERROR_STATE } from '@reducers/storage';
+
+import store from '../store';
+
+const EVENT_PREFIX = 'addItemsSuscribe';
+const SUBSCRIBE_START_EVENT = `${EVENT_PREFIX}:start`;
+const SUBSCRIBE_ERROR_EVENT = `${EVENT_PREFIX}:error`;
+const SUBSCRIBE_SUCCESS_EVENT = `${EVENT_PREFIX}:success`;
+
+const registerAddItemsSubscribeEvents = () => {
+  ipcRenderer.on(SUBSCRIBE_SUCCESS_EVENT, (event, payload) => {
+    // eslint-disable-next-line no-console
+    console.log('upload completed: ', payload);
+  });
+
+  ipcRenderer.on(SUBSCRIBE_ERROR_EVENT, (event, payload) => {
+    // eslint-disable-next-line no-console
+    console.error('Error on adding item: ', payload);
+    store.dispatch({
+      payload,
+      type: SET_UPLOAD_ERROR_STATE,
+    });
+  });
+};
+
+export const addItems = (payload) => {
+  ipcRenderer.send(SUBSCRIBE_START_EVENT, payload);
+};
+
+export default registerAddItemsSubscribeEvents;
diff --git a/src/events/add-items.js b/src/events/add-items.js
deleted file mode 100644
index b8404433..00000000
--- a/src/events/add-items.js
+++ /dev/null
@@ -1,31 +0,0 @@
-import { ipcRenderer } from 'electron';
-import { SET_UPLOAD_ERROR_STATE } from '@reducers/storage';
-
-import store from '../store';
-
-const EVENT_PREFIX = 'upload';
-const START_EVENT = `${EVENT_PREFIX}:start`;
-const SUCCESS_EVENT = `${EVENT_PREFIX}:success`;
-const ERROR_EVENT = `${EVENT_PREFIX}:error`;
-
-const registerUploadEvents = () => {
-  ipcRenderer.on(SUCCESS_EVENT, () => {
-    // eslint-disable-next-line no-console
-    console.log('upload completed');
-  });
-
-  ipcRenderer.on(ERROR_EVENT, (event, payload) => {
-    // eslint-disable-next-line no-console
-    console.error('Error on AddItems call: ', payload);
-    store.dispatch({
-      payload,
-      type: SET_UPLOAD_ERROR_STATE,
-    });
-  });
-};
-
-export const addItems = (payload) => {
-  ipcRenderer.send(START_EVENT, payload);
-};
-
-export default registerUploadEvents;
diff --git a/src/events/index.js b/src/events/index.js
index 32d99e33..ce3025a8 100644
--- a/src/events/index.js
+++ b/src/events/index.js
@@ -4,8 +4,8 @@ import registerConfigEvents from './config';
 import registerObjectsEvents from './objects';
 import registerPathInfoEvents from './path-info';
 import registerGenerateKeyPairEvents from './generate-key-pair';
-import registerAddItemsEvents from './add-items';
 import registerTxlSubscribeEvents from './txl-subscribe';
+import registerAddItemsSubscribeEvents from './add-items-subscribe';
 
 const registerEvents = () => {
   registerShortcuts();
@@ -14,8 +14,8 @@ const registerEvents = () => {
   registerObjectsEvents();
   registerPathInfoEvents();
   registerGenerateKeyPairEvents();
-  registerAddItemsEvents();
   registerTxlSubscribeEvents();
+  registerAddItemsSubscribeEvents();
 };
 
 export default registerEvents;
@@ -23,4 +23,4 @@ export * from './config';
 export * from './objects';
 export * from './path-info';
 export * from './generate-key-pair';
-export * from './add-items';
+export * from './add-items-subscribe';