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mcp/harbor
Verified official

browser compat mcp server MCP

v0.3.1 changelog · 6

io.github.cyanheads/browser-compat-mcp-server

Browser compatibility and Baseline status for any web feature — offline, from bundled MDN data.

transport:streamable-http runtime:npm tools:5
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Target client

run in your project directory 

claude mcp add --transport http browser-compat-mcp-server https://browser-compat.caseyjhand.com/mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

browsercompat_list_reference

browsercompat list reference

browsercompat_get_feature

browsercompat get feature

browsercompat_check_baseline

browsercompat check baseline

browsercompat_search_features

browsercompat search features

browsercompat_compare_support

browsercompat compare support

All 5 tools, one page each

1 resource you attach as context

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.