# Charity Registry MCP server

Agent View of the PolicyLayer registry record for Charity Registry: identity, probed posture, risk grade, and all 4 tools classified. HTML page: https://policylayer.com/tools/com-giveradar-charity-registry

## Facts

- Server id: `https://giveradar.com/mcp/`
- Homepage: https://github.com/matt-timmermans/giveradar-mcp
- Registry record: grade C, identity unverified
- Lifecycle: active
- Auth posture: open
- Rate-limited: no
- Tools: 4 (4 with introspected schema)
- Tool categories present: Read
- Context-window cost: 514 tokens per request — https://policylayer.com/token-cost/com-giveradar-charity-registry
- Tags: com giveradar charity registry
- Record last modified: 2026-08-16T15:35:51.037Z

## Tools (4)

| Tool | Category | Risk | Record |
| --- | --- | --- | --- |
| `compare_charities` | Read | Low | https://policylayer.com/tools/com-giveradar-charity-registry/compare-charities.md |
| `find_similar` | Read | Low | https://policylayer.com/tools/com-giveradar-charity-registry/find-similar.md |
| `search_charities` | Read | Low | https://policylayer.com/tools/com-giveradar-charity-registry/search-charities.md |
| `verify_charity` | Read | Low | https://policylayer.com/tools/com-giveradar-charity-registry/verify-charity.md |

## Tool descriptions

- `compare_charities` — Side-by-side comparison of 2-5 charities by slug. Returns their integrity scores, program/admin/fundraising ratios, annual revenue, founding year, foundation type, and a deterministic verdict on which has the strongest transparency signa…
- `find_similar` — Given one charity's slug, return up to limit other charities in the same country + category. Useful for 'find more like this' recommendations. Excludes the input charity from the result.
- `search_charities` — Search the charity registry by free-text name. Returns up to limit matches, each with slug, name, country, city/state, foundation_type, integrity_score, and the canonical page URL. Use this BEFORE resources/read when the user names a cha…
- `verify_charity` — Look up a charity by its official registry identifier - EIN (US), Charity Commission number (GB), RSIN (NL), AHU/Kemenkumham reg number (ID), or a generic registration_number for other countries. Returns the matched charity or null. Use …

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

---

Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=com-giveradar-charity-registry · API: https://policylayer.com/registry/api · Recommended policies for every tool: https://policylayer.com/policies/com-giveradar-charity-registry