chrome-devtools-mcp: v1.9.0

1.9.0 (2026-09-08)

🎉 Features

• Add --allow-unrestricted-paths by default for CLI (#2618) (2dc104c)
• add Agent Plugins 1.0 package (#2623) (05d9e55)
• add an option to turn off js execution tools (#2627) (a78566e)
• Add cookie-debugging skill and improve network/pages tool descriptions (#2596) (6a67552)
• add screencast fps option (#2312) (2e641d8)
• extend --no-javascript-evaluation to cover navigations and initScripts (#2638) (4993a0f)
• option to disable source maps (#2628) (4430a76)
• performance: set default trace buffer size to match DevTools (1.2gb) (#2614) (d1baa90)
• support configurable filesystem roots (#2605) (d00e6f8)

🛠️ Fixes

• detect scheduled script navigations (#2622) (1b2c0e5)
• do not enable the DevTools frontend Audits subscription (#2625) (d1e73ff)
• filter out Chrome webui targets by default (#2648) (020c048)
• honor background when new_page uses isolatedContext (#2658) (f215c82)
• memory: expliclity mention the need of a flag (#2620) (46c3e05)
• truncate long urls in concise network request output (#2513) (552c870)
• validate viewport and geolocation inputs in emulate tool (#2663) (808aed6), closes #2662

📄 Documentation

• correct what --screenshotFormat reduces (#2617) (c575777)
• split the docs in separate files (#2600) (5463101)
• update agents.md for testing (#2660) (18ca912)
• update SECURITY.md (#2626) (fd67970)

🏗️ Refactor

• extract browser options (#2654) (a918b7b)
• extract category config into a seprate file (#2652) (401a119)
• move transform logic to Clearcut level (#2637) (f0058d5)
• wrap Server into a class (#2633) (1a092ff)