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Browser Use·Nov 10, 2026·v0.1.13·open source

Browser Harness

Browser Harness is an open-source tool that enables AI coding agents like Claude Code, Codex, and Cursor to control your real Chrome browser. It connects via the Chrome DevTools Protocol (CDP), allowing agents to perform tasks like clicking, typing, and downloading files while logged into your personal accounts.

AI AgentsBrowser AutomationOpen SourceDeveloper Tools
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overview

Browser Harness is an open-source tool that enables AI coding agents like Claude Code, Codex, and Cursor to control your real Chrome browser. It connects via the Chrome DevTools Protocol (CDP), allowing agents to perform tasks like clicking, typing, and downloading files while logged into your personal accounts.

key features
  • 01Direct control of your local Chrome browser via CDP
  • 02Self-healing architecture where agents write custom helpers for specific tasks
  • 03Full support for existing user logins, cookies, and browser extensions
  • 04MCP server support for integration with Claude Code, Cursor, and other agents
  • 05Browser task recording to generate verifiable video logs of agent actions
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