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Search the UK National Archives' Discovery catalogue; find Chelsea pensioners' papers in WO 97.
55FairInstall
~/Library/Application Support/Claude/claude_desktop_config.json
{
"mcpServers": {
"ianderso-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_CONTACT": "",
"TNA_DISCOVERY_STATE_DIR": "~/.local/state/tna-discovery-mcp"
}
}
}
}
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Environment
| Name | Required | Notes |
|---|
| TNA_DISCOVERY_TIMEOUT | No | HTTP timeout in seconds for one request. |
| TNA_DISCOVERY_MIN_INTERVAL | No | Least seconds between two requests. Never below 1, TNA's guideline. |
| TNA_DISCOVERY_DAILY_BUDGET | No | Requests a day (UTC) before tools refuse. At most 3000, TNA's guideline. |
| TNA_DISCOVERY_CONTACT | No | An email address or URL appended to the User-Agent, so The National Archives can reach whoever runs the server. |
| TNA_DISCOVERY_STATE_DIR | No | Directory for the day's call count, the one file the server writes (a date and a number). |
Tools show up when the registry metadata or the repository README lists them. GitHub enrichment fills this in when a token is configured.
About
Search the UK National Archives' Discovery catalogue; find Chelsea pensioners' papers in WO 97.
FAQ
- What is UK National Archives Discovery?
- Search the UK National Archives' Discovery catalogue; find Chelsea pensioners' papers in WO 97.
- How do I install UK National Archives Discovery?
- Pick a client above and copy the generated config. Cursor and VS Code also have a deep link when the server can run locally or remotely.
- Is UK National Archives Discovery official?
- No. Registry-listed is not the same as vendor-official. Read the methodology for the difference.
- How is the trust score calculated?
- This listing scores 55 (Fair). The formula is published on the methodology page.
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