CompatLab MCP Server: Install & Setup

Install CompatLab in Claude Code

Claude Code

claude mcp add --transport http compatlab https://compatlab.me/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "compatlab": {
      "url": "https://compatlab.me/mcp"
    }
  }
}

Frequently asked questions

What does the CompatLab MCP server do?

Read recorded npm loading results across pinned Node.js, Bun and Deno versions, with coverage and report links.

Is the CompatLab MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does CompatLab run locally or remotely?

Remote. Hosted by the provider. You connect with a URL, nothing to install.

How do I add CompatLab to Claude Code?

Run: claude mcp add --transport http compatlab https://compatlab.me/mcp

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