mcp-libraryofcongress

Package (npm 3.1.0)

npx -y [email protected]

Or add to your MCP client config:

{
  "mcpServers": {
    "mcp-libraryofcongress": {
      "command": "npx",
      "args": [
        "-y",
        "[email protected]"
      ]
    }
  }
}

• LOC_USER_AGENT — Identify your own client. The project's own identifier is appended, so the Library can always reach a human.
• LOC_MIN_INTERVAL_MS — Minimum milliseconds between requests. Default 6000, floor 3000.
• LOC_TIMEOUT_MS — Deadline for one catalogue, record or collection request, in milliseconds. Default 30000.
• LOC_NEWSPAPER_TIMEOUT_MS — Deadline for one search_newspapers request, in milliseconds. The full-text corpus answers in tens of seconds. Default 90000.
• LOC_LOG_LEVEL — silent, error, info or debug. Default error. Logs go to stderr.

Package (mcpb 3.1.0)

Package: mcpb https://github.com/smeet666/mcp-libraryofcongress/releases/download/v3.1.0/mcp-libraryofcongress-3.1.0.mcpb