TestMu AI (formerly LambdaTest)

by LambdaTest, Inc. · testmuai.com · Developer Tools

FeaturedEstablished publisherManifest V3 Free

View in Chrome Web Store Data as of 15 Oct 2026

Perform Live Interactive and Automated Cross Browser Testing on 2000+ Real Browsers and Operating Systems

Users

6,000

0 in 30 days

Rating

4.3 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#13K

#11K among extensions

Version

3.1.5

updated 15 Jul 2026

Users

monthly, 3 years

Latest, 15 Oct 2026: 6,000 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years

Latest, 15 Oct 2026: 21 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About TestMu AI (formerly LambdaTest)

TestMu AI Chrome Extension (Formerly LambdaTest) helps you run cross browser tests on our cloud platform faster and easier. Choose configurations faster, select your favorite configurations, most used lists and launch tests directly from your browser tab. What you can do with TestMu AI Chrome Extension? This extension helps users to increase productivity, reduce time in testing, achieve faster time to market and increased collaboration. Here are the new and exciting features, Faster Real Time Tests: With the TestMu AI chrome extension installed, you can just tap in, turn in the url, select the browsers and it's launched. Test your websites in real time across 3000+ browsers About TestMu AI (Formerly LambdaTest): TestMu AI is the world's first full-stack Agentic AI Quality Engineering platform that empowers teams to test intelligently and ship faster. Built for scale, it offers a unified AI-native testing cloud with 10,000+ real devices and 3,000+ browsers, trusted by 18,000+ enterprises including Microsoft, OpenAI, and NVIDIA. With autonomous AI agents, native MCP servers, and agentic test orchestration, TestMu AI supports Selenium, Appium, Playwright, Cypress, and all major frameworks. AI agents like KaneAI and HyperExecute bring multi-modal test authoring and up to 70% faster execution into your software testing workflow, while the new TestMu AI Agent Browser Cloud delivers enterprise-grade browser infrastructure purpose-built for AI agents to run scraping, testing, and web automation at scale. MCP servers for Automation, SmartUI, and Accessibility plug TestMu AI directly into AI assistants like Claude, Cursor, and Copilot, enabling seamless automation testing with 120+ integrations. TestMu AI Agents accelerate your testing throughout the entire SDLC, from test planning and authoring to automation, infrastructure, execution, RCA, and reporting. For More information visit LambdaTest New Homepage: www.testmuai.com, discover the world's first full-stack Agentic AI Quality Engineering platform.