ChromeDevTools/chrome-devtools-mcp chrome-devtools-mcp-v0.21.0

chrome-devtools-mcp: v0.21.0

on GitHub

0.21.0 (2026-04-01)

🎉 Features

• add a skill for detecting memory leaks using take_memory_snapshot tool (#1162) (d19a235)

🛠️ Fixes

• cli: avoid defaulting to isolated when userDataDir is provided (#1258) (73e1e24)
• list_pages should work after selected page is closed (#1145) (2664455)
• mark lighthouse and memory as non-read-only (#1769) (bec9dae)
• telemetry: record client name (9a47b65)
• versioning for Claude Code plugin (#1233) (966b86f)
• wrap .mcp.json config in mcpServers key (#1246) (c7948cf)

📄 Documentation

• Command Code CLI instructions for MCP server (0a7c0a7)
• provide disclaimer about supported browsers (#1237) (8676b72)

🏗️ Refactor

• set process titles for easier debugging (#1770) (0fe3896)