ChromeDevTools/chrome-devtools-mcp chrome-devtools-mcp-v1.2.0

chrome-devtools-mcp: v1.2.0

on GitHub

1.2.0 (2026-06-08)

🎉 Features

• add experimental TOON support for structured content output (#2042) (aa33bff)
• Adds close_heapsnapshot MCP tool (#2174) (8713b93)
• Handle multiple providers of third-party developer tools (#2168) (30d59a7)
• implement extension service worker logs (#1915) (29e3898)
• memory debugging tools (#2169) (0217397)
• support allowedUrlPattern & blockedUrlPattern Options (#2037) (02b4492)

🛠️ Fixes

• Cursor plugin homepage setting field (#2173) (8971890)

📄 Documentation

• skill: guide agent to prompt for --categoryExtensions (#2189) (8b458f7)

⚡ Performance

• lighthouse file saves to run concurrently (#2178) (f90f863)

🏗️ Refactor

• change type of logger (#2165) (bf0574d)
• use validate files on the tool level (#2152) (2e039c0), closes #2150