UK National Archives Discovery

io.github.ianderso/tna-discovery-mcp

Search the UK National Archives' Discovery catalogue; find Chelsea pensioners' papers in WO 97.

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Connect this server

Add this to your MCP client config — claude_desktop_config.json (Claude Desktop) or .cursor/mcp.json (Cursor).Suits: Claude Desktop · Cursor.

{
  "mcpServers": {
    "tna-discovery-mcp": {
      "command": "uvx",
      "args": [
        "tna-discovery-mcp"
      ],
      "env": {
        "TNA_DISCOVERY_TIMEOUT": "30",
        "TNA_DISCOVERY_MIN_INTERVAL": "1",
        "TNA_DISCOVERY_DAILY_BUDGET": "3000",
        "TNA_DISCOVERY_STATE_DIR": "~/.local/state/tna-discovery-mcp"
      }
    }
  }
}
Environment variables
  • TNA_DISCOVERY_TIMEOUTHTTP timeout in seconds for one request.
  • TNA_DISCOVERY_MIN_INTERVALLeast seconds between two requests. Never below 1, TNA's guideline.
  • TNA_DISCOVERY_DAILY_BUDGETRequests a day (UTC) before tools refuse. At most 3000, TNA's guideline.
  • TNA_DISCOVERY_STATE_DIRDirectory for the day's call count, the one file the server writes (a date and a number).

A starting point — check the repository for exact arguments and setup. Restart your client after editing the config.

Category
Developer Tools
Version
0.1.0
Registry
active
Published
10/11/2026

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UK National Archives Discovery — listed on Serverdex

HTML — for your website

<a href="https://serverdex.io/server/io-github-ianderso-tna-discovery-mcp?utm_source=badge"><img src="https://serverdex.io/brand/badge.svg" alt="UK National Archives Discovery — listed on Serverdex" width="123" height="40" loading="lazy"></a>

Recommended. A dofollow link from your own domain is the one that counts for search engines, and it's the link we check for a free listing.

Markdown — for your README

[![UK National Archives Discovery — listed on Serverdex](https://serverdex.io/brand/badge.svg)](https://serverdex.io/server/io-github-ianderso-tna-discovery-mcp?utm_source=badge)

Nice for visibility, but GitHub marks README links nofollow, so it doesn't pass authority. Use the HTML badge on your site as well.