The full upstream README, mirrored here for reference. Install config, tool schemas, adoption signals, and an original overview live on the Charity Registry listing page.
Remote MCP server exposing 7.9 million+ nonprofits across 100+ countries, sourced from official government charity registries and tax authorities (IRS, Charity Commission, ACNC, and dozens more). Read-only, no key required to start.
Endpoint: https://giveradar.com/mcp/ (JSON-RPC 2.0 over HTTPS)
Docs: giveradar.com/mcp | Manifest: /.well-known/mcp.json
| Tool | What it does |
|---|---|
search_charities | Free-text name search (trigram-indexed), optional country filter |
verify_charity | Look up by EIN / UK Charity Number / RSIN / any official registry ID |
compare_charities | Side-by-side integrity scores + financials, with a verdict |
find_similar | More charities in the same country + category |
Plus resources/list / resources/read for full schema.org JSON-LD per charity (incl. FAQs). All tools are read-only (readOnlyHint: true).
Clients with native streamable-HTTP support connect directly to https://giveradar.com/mcp/. Setup for every client with screenshots: giveradar.com/for-developers/#ai.
Claude Code (one line):
Claude Desktop (claude_desktop_config.json), via the generic remote bridge:
or via the zero-dependency stdio bridge in this repo (index.js):
Cursor (.cursor/mcp.json): {"mcpServers": {"giveradar": {"url": "https://giveradar.com/mcp/"}}}
Gemini CLI (~/.gemini/settings.json): {"mcpServers": {"giveradar": {"httpUrl": "https://giveradar.com/mcp/"}}}
ChatGPT: Settings, Connectors, Advanced, enable Developer mode, then Create with server URL https://giveradar.com/mcp/ and authentication none (paid plans).
Optional: set GIVERADAR_API_KEY=gr_xxxxx in the environment to raise the daily quota and unlock Pro fields.
| Tier | Daily quota | Fields |
|---|---|---|
| Anonymous | 10 / day / IP | All free fields |
| Free API key | 10 / day | All free fields |
| Pro | 10,000 / day | + financials, donation/report URLs |
| Enterprise | 100,000 / day | + financials, donation/report URLs |
Handshake methods (initialize, ping, tools/list) are free and do not count; tools/call and resources/read do. tools/call is also capped at 60 per minute per IP. Authenticate with Authorization: Bearer gr_xxxxx; get a key at giveradar.com/api. Email, phone, and officer names are never exposed, at any tier.
pip install giveradar (giveradar-python); its verify() calls this server's verify_charity tool.The MCP server is hosted (the implementation lives in the main GiveRadar codebase); this repo holds the public metadata plus the stdio bridge for local and sandbox use. This code is MIT licensed. Data: free for individual use under the GiveRadar Terms; bulk and commercial access is licensed per contract (info@giveradar.com); methodology documentation and data schemas are CC BY 4.0. Attribution requested: "GiveRadar (giveradar.com)". Issues and feature requests welcome here.