charity-registry
Server Details
Search, verify and compare 7.9M+ nonprofits from official charity registries in 100+ countries.
- Status
- Healthy
- Uptime
- 100.0% over the last 24 hours
- Last Tested
- Transport
- Streamable HTTP · MCP 2024-11-05
- URL
- Repository
- matt-timmermans/giveradar-mcp
- GitHub Stars
- 0
- Server Listing
- GiveRadar MCP Server
- ChatGPT
- –
- Claude
- –
TDQS
Scored across 4 tools
Each tool has a distinctly different entry point: free-text search, registry-ID lookup, side-by-side comparison, and similarity recommendations. There is no ambiguity between them, even though search and verify both retrieve charities, they operate on different identifiers.
All tool names follow a consistent verb_noun pattern: compare_charities, find_similar, search_charities, verify_charity. The naming clearly indicates the action and target, making the API predictable.
Four tools is well-scoped for a focused read-only charity registry server. Each tool serves a distinct, essential user workflow (discover, verify, compare, recommend) without redundant or extraneous operations.
The core lookups and comparisons are covered, including a sensible flow from name search to slug-based comparison. A minor gap is the absence of a direct get-by-slug single-charity detail call, but compare_charities and search_charities already expose the needed data fields, so agents can work around it.
Available Tools
4 toolscompare_charitiesCompare CharitiesARead-onlyIdempotentInspect
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 signal. Use this when the user wants to choose between named charities.
Inputs: slugs (required).
find_similarFind Similar CharitiesARead-onlyIdempotentInspect
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.
Inputs: slug (required), limit.
search_charitiesSearch CharitiesARead-onlyIdempotentInspect
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 charity but you don't know its slug. The match is case-insensitive substring on the charity's name.
Inputs: query (required), limit, country.
verify_charityVerify Charity RegistrationARead-onlyIdempotentInspect
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 this when the user provides a registry number and wants to confirm what's registered under it.
Inputs: country (required), id_value (required).
Tool Schema Changelog
Recent tool additions, removals, and schema changes observed during successful MCP inspections.
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Related MCP Connectors
Check a US nonprofit's tax-exempt status, revenue, expenses and officer pay before you donate.
Check any US charity or nonprofit by name or EIN. Free nonprofit_check tool.
Nonprofit lookup and IRS 990 filing data: revenue, assets, and compensation via ProPublica
Official-data MCP server for French charities. Search, profile and compare 170,000+ French associations and foundations by name, cause, city or département, using SIREN/RNA identifiers from official public registries (INSEE Sirene, RNA, JOAFE). Each profile includes a transparency score built on four public criteria (transparency, impact, governance, finances), verified donation links and donor guides on French tax deductions. Read-only, no login needed, free tier included. 8 tools: search_ngos, get_ngo, compare_ngos, top_ngos, list_causes, get_donation_paths, search_guides, get_guide.
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