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mcp/harbor
Claude Desktop

LibraryAPI for Claude Desktop

dev.libraryapi/libraryapi-mcp

US public libraries and branches near any address, with collections from the IMLS survey

client:Claude Desktop transport:stdio runtime:pypi

Install LibraryAPI in Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "libraryapi-mcp": {
      "command": "uvx",
      "args": [
        "libraryapi-mcp"
      ],
      "env": {
        "LIBRARYAPI_KEY": "<LIBRARYAPI_KEY>"
      }
    }
  }
}

Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs

LibraryAPI in other clients

LibraryAPI MCP server