LambdaTest

LambdaTest is a software testing cloud that has rebranded as TestMu AI. It lets engineering teams run automated and manual tests across browsers and devices without keeping their own test hardware.

What LambdaTest offers

• Browser testing — live, interactive cross-browser checks.
• Automation frameworks — cloud execution for Selenium, Cypress and Playwright scripts.
• HyperExecute — an AI-powered test execution cloud.
• Mobile testing — native app testing on real Android and iOS devices.
• On-premise Selenium Grid — cloud infrastructure that runs behind a company firewall.
• Agents for testing — planning, writing and evolving tests from plain-language prompts, plus test management.

Who it works with

The platform is aimed at quality engineering teams and enterprises. Customers quoted on the site describe faster test runs and earlier failure detection.

Key facts

• Now known as: TestMu AI (formerly LambdaTest)
• User base: over three million users, by its own claim.
• Command line tool: Kane CLI for mobile and browser flows.