
Connect Testmu AI Formerly Lambdatest to ChatGPT and Claude
Set it up once and it works in ChatGPT, Claude, Cursor, and any other client you love. It all runs safely in the background, so you can relax and focus on what really matters. Debug and manage your testing grid through natural conversation.
Developed, maintained, and hosted by Vinkius.
MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED
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Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.
Your AI does the work. We keep it safe and sound.
No other AI tool gives you this. Your workflow runs in the client you already love, your account stays protected, and you decide what the agent can and cannot do. It is the whole reason to make the switch.
Each Connector lives inside our infrastructure, the same place where your workflow runs. The three things below are already part of it, working quietly in the background so you never have to think about them. Nothing to add, nothing to set up, nothing to worry about.

Each Connector runs inside its own sealed environment.
Each Connector runs inside its own sealed V8 runtime — no access to your files, your system, or other servers. A Connector never sees past its own request.
One switch stops every agent. Instantly.
One action deactivates every Connector, revokes every token, and ends every session at once. AI Governance keeps the record.
Spending limits that pause instead of surprise.
Every user keeps their own connections and credentials, isolated from everyone else. Anything that would cross your spending limit is held for your approval, not billed.
Three controls, built into the layer your AI connects through.
Curated set · 10 capabilities
We ship only the actions that matter.
01-04
4 capabilities in this set.
Part of 10 available through TestMu AI.
- 01
List sessions
Lists recent automated test sessions on the grid. It provides the OS, browser version, duration, and final status for Selenium or Playwright scripts.
- 02
List tunnels
Retrieves a list of all active secure Tunnels currently in use for UnderTest testing.
- 03
Get build sessions
Extracts every individual test session that is associated with a specific Build.
- 04
Get build
Fetches exact telemetry data for a specific LambdaTest build.
05-07
3 capabilities in this set.
Part of 10 available through TestMu AI.
- 05
Get screenshots
Fetches visual bug screenshots captured during a test session via saveScreenshot or failure-hook logic.
- 06
Get session
Provides deep context for a specific automated test session, including console errors, network configurations, and URL artifacts.
- 07
Get session logs
Extracts precise Selenium or Appium command logs for a specific test.
08-10
3 capabilities in this set.
Part of 10 available through TestMu AI.
- 08
Get video
Returns the full video recording URL for a specific test execution.
- 09
List builds
Lists all test automation builds on the cloud, grouping Selenium, Cypress, Playwright, or Appium tests into their parent CI/CD builds.
- 10
List platforms
Returns the available combinations of macOS, Windows, iOS, and Android versions currently in the testing grid.
Real work
What teams actually run
Rapid UI Debugging
A developer asks for screenshots of a failed session to see exactly where a button failed to render.
Build Health Monitoring
A QA engineer checks the status of the latest Selenium builds to ensure the regression suite passed.
Environment Verification
A DevOps engineer queries the grid to confirm which Windows or macOS versions are available for a new test run.
Tunnel Troubleshooting
A developer lists active secure tunnels to verify connectivity for localhost testing.
Automate a task
Put TestMu AI to work on one thing.
Step-by-step automations your AI runs through this Connector: the workflow, the prompts to start with, and the exact capabilities behind each move.
One connector, every AI
TestMu AI works with the most popular AI clients.
These are the most popular clients, each with a step-by-step guide: one link, set up once, with governance and visibility built in. And because everything runs on the MCP standard, the same connection also works in any other compatible client — nothing to rebuild.
Claude
ChatGPT
Gemini
Perplexity
Grok
Microsoft Copilot
Cursor
VS Code
Windsurf
JetBrains
Cline
LangChain
Vercel AI SDK
Lovable
Z.ai
Raycast
Qwen Code
Kimi Code
Le ChatBuilding your own app? The connector is yours to use.
You don't need a client to put TestMu AI to work: the same hosted connection plugs into your own applications and agent code, with the same governance on every request. Build with it, chat with it — one connection for both.
Observed, not estimated
927ms average. Fast in production.
TestMu AI is checked daily against the live service.
- Fastest day
- 771ms
- Slowest day
- 1266ms
- 14-day trend
- Slowing+21%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 10 capabilities arrive ready to run.
Preview access · not provider authentication
The vk_preview_* token belongs to Vinkius preview infrastructure. It lets Claude discover and display the capabilities of TestMu AI, so you can see the experience inside your AI.
It does not authenticate your account with TestMu AI. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
TestMu AI Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_OF39VBbDG3Hh15In0o7s95aFeox1GIJ02zw4AH1a/mcpClaude Desktop
Follow the steps below to connect in seconds.
- 1In Claude Desktop, open Settings → Connectors.
- 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
- 3Click Add and start a new chat — TestMu AI capabilities are ready to use.
{
"mcpServers": {
"testmu-ai-formerly-lambdatest-mcp": {
"url": "https://edge.vinkius.com/vk_preview_OF39VBbDG3Hh15In0o7s95aFeox1GIJ02zw4AH1a/mcp"
}
}
}
Claude
ChatGPT
Cursor
VS Code
Windsurf
Claude Code
JetBrains
Cline
Step-by-step instructions for each client are in the guide. How to connect
Guided setup for Claude? Set up TestMu AI in Claude and other AIs
Who it's for
Built for the work TestMu AI owners hand off.
This MCP is built for technical teams managing large-scale automated testing workflows.
- 01
QA Automation Engineers
They use the agent to monitor build health and inspect diagnostic logs without leaving their IDE.
- 02
Software Developers
They pull session screenshots and videos to debug UI failures during local development.
- 03
DevOps Teams
They audit CI/CD test results and monitor secure tunnel connections across environments.
FAQ
Questions TestMu AI owners ask.
- 01
What is TestMu AI?
TestMu AI, formerly known as LambdaTest, is a cross-browser testing platform for automation orchestration.
- 02
Which AI clients can I use with this MCP?
You can use this MCP with any compatible client, including Claude, Cursor, Windsurf, and VS Code.
- 03
Can I see video recordings of my tests?
Yes, the MCP includes a capability to retrieve the full video recording URL for any test execution.
- 04
Does this work with Playwright and Cypress?
Yes, it provides telemetry and session data for Selenium, Playwright, Cypress, and Appium suites.
- 05
How do I debug a failed UI test?
You can ask your agent to fetch screenshots, video recordings, or specific console and network logs for the failed session.
- 06
Can I see the exact console errors from a failed browser test through my agent?
Yes. Use the get_session_details capability with a specific Session ID. Your agent will retrieve full metadata including console logs, network configurations, and execution artifacts, helping you identify the root cause of the failure instantly.
- 07
How do I retrieve the video recording of a specific test execution?
Ask your agent to get_session_video for a targeted Session ID. Your agent will return the absolute MP4 URL to stream or download the complete browser session recording, which is essential for debugging flakey UI bugs.
- 08
Can my agent check if our secure localhost tunnel is active?
Absolutely. Use the list_active_tunnels capability to identify dedicated private connection endpoints. Your agent will report which TestMu AI tunnels are currently running, ensuring you can test local environments from the cloud.
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Connect TestMu AI to Claude, Cursor, ChatGPT & more
