microsoft/playwright-mcp

Bug Fixes

• Serialize shared browser launch in --isolated mode (#40709)
• Forward browser-level CDP commands in extension mode (#40706)

What's New

Browser Extension

• The extension now supports managing multiple tabs when used with --extension (#40678)

Tool Improvements

• browser_take_screenshot — Skip the base64 image in the response when filename is explicitly provided (#40577)

Bug Fixes

• Auto-recover when the remote browser disconnects mid-session (#40652)
• Recover from page renderer crash (#40617)
• Anchor aria-ref regex in target resolution (#40610)
• Propagate abort signal to stop test execution (#40582)

What's New

Distribution

• Playwright MCP is now published to the official MCP Registry on each release (#1585)

Bug Fixes

• Resolve extension channel and executablePath from CLI flags and environment variables (#40572)
• Propagate --browser channel on the --extension path (#40567)
• Handle null viewport in dashboard annotate-screenshot (#40569)

What's New

Tool Improvements

• browser_network_requests — Now returns a numbered list of requests; use the new browser_network_request tool with the index to fetch full details (headers/body) or a single part. Both tools accept a filename option to write the output to a file (#40447, #40454)
• browser_run_code → browser_run_code_unsafe — Renamed to make the sandbox-escape implication explicit (#40496)

Bug Fixes

• Surface unhandled rejections in browser_run_code_unsafe instead of crashing the server (#40452)
• Detect the installed extension in non-default Chrome profiles (#40471)
• Ignore browser config (channel, headless, viewport, etc.) when attaching to the extension (#40475)

What's New

New Tools

• browser_drop — Expose Locator.drop as an MCP tool for completing drag-and-drop operations onto a target (#40367)

Tool Improvements

• browser_network_requests — Added responseBody and responseHeaders options; binary bodies are rendered as a placeholder using mime-type detection (microsoft/playwright@f0be0b17)
• browser_evaluate — Accept plain expressions in addition to function bodies (#39979)

Browser Extension

• Tab group syncing — Connected tabs are grouped into a green "Playwright" tab group (#1514, #1551)

Bug Fixes

• Disable CDP timeout for extension connection so long handshakes don't fail (#40265)
• Ensure --proxy-server overrides the proxy set in the config file (#40212)
• Merge user-supplied ignoreDefaultArgs with persistent mode defaults instead of replacing them (#40026)