diff --git a/playwright/tests/extension.spec.ts b/playwright/tests/extension.spec.ts
index 6bd438f69f..4712d8c5b8 100644
--- a/playwright/tests/extension.spec.ts
+++ b/playwright/tests/extension.spec.ts
@@ -8,7 +8,7 @@ import { privateKey, privateKeyAddress } from '../../src/utils/__fixtures__/test
 
 test.beforeEach(async ({ context }) => {
   await warnSlowApi(context)
-  await mockApi(context, 0)
+  await mockApi(context, '0')
 })
 
 test.describe('The extension popup should load', () => {
diff --git a/playwright/tests/home.spec.ts b/playwright/tests/home.spec.ts
index 320094badd..a45d16845c 100644
--- a/playwright/tests/home.spec.ts
+++ b/playwright/tests/home.spec.ts
@@ -4,7 +4,7 @@ import { mockApi } from '../utils/mockApi'
 
 test.beforeEach(async ({ context }) => {
   await warnSlowApi(context)
-  await mockApi(context, 0)
+  await mockApi(context, '0')
 })
 
 test.describe('The homepage should load', () => {
diff --git a/playwright/tests/paraTimes.spec.ts b/playwright/tests/paraTimes.spec.ts
index 41ae5d6b7e..ffd20cf0f0 100644
--- a/playwright/tests/paraTimes.spec.ts
+++ b/playwright/tests/paraTimes.spec.ts
@@ -6,7 +6,7 @@ import { mockApi } from '../utils/mockApi'
 
 test.beforeEach(async ({ page }) => {
   await warnSlowApi(page)
-  await mockApi(page, 500000000000)
+  await mockApi(page, '500000000000')
 })
 
 test.describe('ParaTimes', () => {
diff --git a/playwright/tests/persist.spec.ts b/playwright/tests/persist.spec.ts
index fdb26e374c..81a4f4bc1d 100644
--- a/playwright/tests/persist.spec.ts
+++ b/playwright/tests/persist.spec.ts
@@ -17,7 +17,7 @@ import { fillPrivateKeyWithoutPassword, fillPrivateKeyAndPassword } from '../uti
 
 test.beforeEach(async ({ context, page }) => {
   await warnSlowApi(context)
-  await mockApi(context, 0)
+  await mockApi(context, '0')
   await clearPersistedStorage(page, '/app.webmanifest')
 })
 
@@ -141,14 +141,14 @@ test.describe('Persist', () => {
   }) => {
     await addPersistedStorageV1(page, '/app.webmanifest')
     await page.goto('/')
-    await mockApi(context, 123)
+    await mockApi(context, '123000000000')
     await page.getByPlaceholder('Enter your password', { exact: true }).fill(password)
     await page.keyboard.press('Enter')
     await expect(page).toHaveURL(new RegExp(`/account/${privateKeyAddress}`))
     await expect(page.getByTestId('account-balance-summary')).toContainText('123.0')
     await expect(page.getByTestId('account-balance-summary')).toContainText('ROSE')
     await page.getByRole('button', { name: /Lock profile/ }).click()
-    await mockApi(context, 456)
+    await mockApi(context, '456000000000')
     await page.getByPlaceholder('Enter your password', { exact: true }).fill(password)
     await page.keyboard.press('Enter')
     await expect(page.getByTestId('account-balance-summary')).toContainText('456.0')
diff --git a/playwright/tests/preventSavingInputsToDisk/chromium.spec.ts b/playwright/tests/preventSavingInputsToDisk/chromium.spec.ts
index 655005dc18..db9e2d86f4 100644
--- a/playwright/tests/preventSavingInputsToDisk/chromium.spec.ts
+++ b/playwright/tests/preventSavingInputsToDisk/chromium.spec.ts
@@ -13,7 +13,7 @@ const test = testWithUserDataDir(chromium)
 
 test.beforeEach(async ({ context }) => {
   await warnSlowApi(context)
-  await mockApi(context, 0)
+  await mockApi(context, '0')
 })
 
 test('Chromium expect mnemonic, privateKey, and password to NOT leak with preventSavingInputsToUserData', async ({
diff --git a/playwright/tests/preventSavingInputsToDisk/firefox.spec.ts b/playwright/tests/preventSavingInputsToDisk/firefox.spec.ts
index 7349094b75..5f116ae437 100644
--- a/playwright/tests/preventSavingInputsToDisk/firefox.spec.ts
+++ b/playwright/tests/preventSavingInputsToDisk/firefox.spec.ts
@@ -13,7 +13,7 @@ const test = testWithUserDataDir(firefox)
 
 test.beforeEach(async ({ context }) => {
   await warnSlowApi(context)
-  await mockApi(context, 0)
+  await mockApi(context, '0')
 })
 
 test('Firefox expect mnemonic, privateKey, and password to NOT leak with preventSavingInputsToUserData', async ({
diff --git a/playwright/tests/refreshing-balance.spec.ts b/playwright/tests/refreshing-balance.spec.ts
index 9be7883037..af3db6c87e 100644
--- a/playwright/tests/refreshing-balance.spec.ts
+++ b/playwright/tests/refreshing-balance.spec.ts
@@ -6,7 +6,7 @@ import { mockApi } from '../utils/mockApi'
 
 test.beforeEach(async ({ page }) => {
   await warnSlowApi(page)
-  await mockApi(page, 123)
+  await mockApi(page, '123000000000')
 
   await page.goto('/open-wallet/private-key')
   await fillPrivateKeyWithoutPassword(page, {
@@ -24,7 +24,7 @@ test('Account selector should refresh balances on network change', async ({ page
   await expect(page.getByTestId('account-choice')).toContainText('123.0')
   await page.getByRole('button', { name: /Select/ }).click()
 
-  await mockApi(page, 456)
+  await mockApi(page, '456000000000')
   await page.getByTestId('network-selector').click()
   await page.getByRole('menuitem', { name: 'Testnet' }).click()
   await page.getByTestId('account-selector').click()
@@ -37,9 +37,9 @@ test('Accounts page should continuously refresh balance', async ({ page }) => {
   await page.getByTestId('account-selector').click()
   await expect(page.getByTestId('account-balance-summary')).toContainText('123.0')
   await expect(page.getByTestId('account-choice')).toContainText('123.0')
-  await mockApi(page, 456)
-  await page.waitForRequest('**/chain/account/info/*', { timeout: 60_000 })
-  await page.waitForRequest('**/chain/transactions*', { timeout: 60_000 })
+  await mockApi(page, '456000000000')
+  await page.waitForRequest('**/consensus/accounts/*', { timeout: 60_000 })
+  await page.waitForRequest('**/consensus/transactions?*', { timeout: 60_000 })
   await expect(page.getByTestId('account-balance-summary')).toContainText('456.0')
   await expect(page.getByTestId('account-choice')).toContainText('456.0')
   // If balance in AccountSelector is not refreshed then making transactions with new balance will fail.
@@ -51,7 +51,7 @@ test('Accounts page should refresh balance on navigation', async ({ page }) => {
   await expect(page.getByTestId('account-choice')).toContainText('123.0')
   await page.getByRole('button', { name: /Select/ }).click()
   await page.getByRole('link', { name: /Home/ }).click()
-  await mockApi(page, 456)
+  await mockApi(page, '456000000000')
   await page.getByTestId('nav-myaccount').click()
   await page.getByTestId('account-selector').click()
   await expect(page.getByTestId('account-balance-summary')).toContainText('456.0')
diff --git a/playwright/tests/syncTabs.spec.ts b/playwright/tests/syncTabs.spec.ts
index 29933ede0e..b9aea55e67 100644
--- a/playwright/tests/syncTabs.spec.ts
+++ b/playwright/tests/syncTabs.spec.ts
@@ -12,11 +12,11 @@ import {
 } from '../../src/utils/__fixtures__/test-inputs'
 import { addPersistedStorageV1, clearPersistedStorage } from '../utils/storage'
 import { fillPrivateKeyWithoutPassword, fillPrivateKeyAndPassword } from '../utils/fillPrivateKey'
-import type { AccountsRow } from '../../src/vendors/oasisscan/index'
+import type { Account } from '../../src/vendors/nexus/index'
 
 test.beforeEach(async ({ context, page }) => {
   await warnSlowApi(context)
-  await mockApi(context, 0)
+  await mockApi(context, '0')
   await clearPersistedStorage(page, '/app.webmanifest')
 })
 
@@ -312,7 +312,7 @@ test.describe('syncTabs', () => {
 
     // Delay getAccountBalanceWithFallback so addWallet is called after wallet is locked.
     let apiBalance: Route
-    await context.route('**/chain/account/info/*', route => (apiBalance = route))
+    await context.route('**/consensus/accounts/*', route => (apiBalance = route))
 
     await page.getByPlaceholder('Enter your private key here').fill(privateKey2)
     await page.keyboard.press('Enter')
@@ -321,15 +321,18 @@ test.describe('syncTabs', () => {
       body: JSON.stringify({
         code: 0,
         data: {
-          rank: 0,
           address: '',
           available: '0',
           escrow: '0',
           debonding: '0',
-          total: '0',
           nonce: 1,
           allowances: [],
-        } satisfies AccountsRow,
+          delegations_balance: '0',
+          debonding_delegations_balance: '0',
+          stats: {
+            num_txns: 1,
+          },
+        } satisfies Account,
       }),
     })
     await page.waitForTimeout(100)
diff --git a/playwright/tests/transfer.spec.ts b/playwright/tests/transfer.spec.ts
index 188123f5cc..b2acafbf96 100644
--- a/playwright/tests/transfer.spec.ts
+++ b/playwright/tests/transfer.spec.ts
@@ -6,7 +6,7 @@ import { mockApi } from '../utils/mockApi'
 
 test.beforeEach(async ({ page }) => {
   await warnSlowApi(page)
-  await mockApi(page, 123)
+  await mockApi(page, '123000000000')
 
   await page.goto('/open-wallet/private-key')
   await fillPrivateKeyWithoutPassword(page, {
diff --git a/playwright/tests/validators.spec.ts b/playwright/tests/validators.spec.ts
index ee4a1697be..ec02ab1323 100644
--- a/playwright/tests/validators.spec.ts
+++ b/playwright/tests/validators.spec.ts
@@ -7,9 +7,9 @@ import { expectNoErrorsInConsole } from '../utils/expectNoErrorsInConsole'
 
 test.beforeEach(async ({ page }) => {
   await warnSlowApi(page)
-  await mockApi(page, 500000000000)
+  await mockApi(page, '500000000000')
   // Unmock validators list API
-  await page.unroute('**/validator/list?*')
+  await page.unroute('**/consensus/validators')
   await expectNoErrorsInConsole(page, {
     ignoreError: message => {
       // Some validator icons need authentication
@@ -38,8 +38,8 @@ test.describe('Validators', () => {
 
     await page.getByRole('link', { name: 'Stake' }).click()
     // Wait for validators to be shown, then scroll to them to trigger lazy loading.
-    await expect(page.getByText('Everstake')).toBeVisible()
-    await page.getByText('Everstake').scrollIntoViewIfNeeded()
+    await expect(page.getByText('stakefish')).toBeVisible()
+    await page.getByText('stakefish').scrollIntoViewIfNeeded()
     await (await someValidatorIconPromise).finished()
     // Expect no errors.
   })