diff --git a/.github/workflows/sdk-frozen-check.yml b/.github/workflows/sdk-frozen-check.yml
new file mode 100644
index 0000000..088cd5f
--- /dev/null
+++ b/.github/workflows/sdk-frozen-check.yml
@@ -0,0 +1,24 @@
+name: SDK frozen workspace install
+on:
+  pull_request:
+permissions:
+  contents: read
+jobs:
+  sdk:
+    runs-on: ubuntu-latest
+    timeout-minutes: 20
+    steps:
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1
+      - uses: pnpm/action-setup@0ebf47130e4866e96fce0953f49152a61190b271
+      - uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020
+        with:
+          node-version: '24'
+      - name: Frozen install of all workspace importers
+        run: |
+          pnpm install --frozen-lockfile
+          git diff --exit-code -- pnpm-lock.yaml
+      - name: Build, test and pack the published SDK
+        run: |
+          pnpm --filter '@tangle-network/tcloud...' run build
+          pnpm --filter @tangle-network/tcloud test
+          pnpm --dir packages/tcloud pack --pack-destination "$RUNNER_TEMP"
diff --git a/packages/tcloud/package.json b/packages/tcloud/package.json
index 22bcdf8..13c8c17 100644
--- a/packages/tcloud/package.json
+++ b/packages/tcloud/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@tangle-network/tcloud",
-  "version": "0.5.2",
+  "version": "0.5.3",
   "description": "TypeScript SDK and CLI for Tangle Router, Sandbox, model routing, and agent service calls",
   "type": "module",
   "main": "./dist/index.cjs",
diff --git a/packages/tcloud/src/client.ts b/packages/tcloud/src/client.ts
index 484c9bc..29cda28 100644
--- a/packages/tcloud/src/client.ts
+++ b/packages/tcloud/src/client.ts
@@ -1097,7 +1097,7 @@ export class TCloudClient {
 
   /** Generate video */
   async videoGenerate(options: VideoGenerateOptions): Promise<VideoResponse> {
-    return this._request(`${this.baseURL}/video/generate`, {
+    return this._request(`${this.baseURL}/videos`, {
       method: 'POST',
       body: JSON.stringify(options),
     })
@@ -1105,7 +1105,7 @@ export class TCloudClient {
 
   /** Get video generation status */
   async videoStatus(id: string): Promise<VideoResponse> {
-    return this._fetch(`${this.baseURL}/video/${encodeURIComponent(id)}`)
+    return this._fetch(`${this.baseURL}/videos/${encodeURIComponent(id)}`)
   }
 
   /** Generate an avatar video (lip-synced talking head from audio + face image).
diff --git a/packages/tcloud/tests/api-methods.test.ts b/packages/tcloud/tests/api-methods.test.ts
index 95506f9..c13257a 100644
--- a/packages/tcloud/tests/api-methods.test.ts
+++ b/packages/tcloud/tests/api-methods.test.ts
@@ -371,7 +371,7 @@ describe('video generation', () => {
       generate_audio: true,
     })
 
-    expect(fn.mock.calls[0][0]).toBe('https://router.tangle.tools/v1/video/generate')
+    expect(fn.mock.calls[0][0]).toBe('https://router.tangle.tools/v1/videos')
     const body = JSON.parse(fn.mock.calls[0][1].body)
     expect(body).toMatchObject({
       provider: 'kling',
@@ -390,7 +390,7 @@ describe('video generation', () => {
     globalThis.fetch = fn
     const client = new TCloudClient({ apiKey: 'sk-tan-test' })
     await client.videoStatus('orv_job')
-    expect(fn.mock.calls[0][0]).toBe('https://router.tangle.tools/v1/video/orv_job')
+    expect(fn.mock.calls[0][0]).toBe('https://router.tangle.tools/v1/videos/orv_job')
   })
 })