Charity Navigator

Charity Navigator MCP Connector for Claude

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Search and evaluate US nonprofits — get charity ratings, financial health, advisories and cause data from any AI agent.

6 tools Official Updated Jun 28, 2026 Official Vinkius Partner

Connect to Charity Navigator and access ratings for over 175,000 US nonprofits through natural conversation.

What you can do

  • Charity Search — Search nonprofits by name, keyword, location, cause area or rating
  • Ratings — Get Charity Navigator's overall rating (0-4 stars) plus financial health and accountability scores
  • Organization Details — View mission statements, financials, website, contact info and tax filings
  • Rating History — See how a charity's rating has changed over time
  • Advisories — Check for warnings and alerts about charities with governance or financial concerns
  • Categories — Browse charity categories and causes (education, health, environment, animal welfare, etc.)

How it works

  1. Subscribe to this server
  2. Enter your Charity Navigator App ID and App Key (free registration)
  3. Start evaluating charities from Claude, Cursor, or any MCP-compatible client

Who is this for?

  • Donors — research charities before donating and verify their financial health
  • Researchers — explore nonprofit ratings, financial data and governance records
  • Philanthropists — search by cause area, location and rating to find vetted organizations
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6 tools expose this connector's capabilities to your AI agent.

get_all_advisories

Useful for identifying charities with governance, financial or operational concerns. Get all organizations with active advisories

get_categories

Each category includes its ID, name, parent category and description. Use category IDs to filter charity searches by cause area (e.g. education, health, environment, animal welfare). Get all charity categories and causes

get_charity

Returns the charity name, EIN, mission statement, website, address, phone, financial data, tax filings and contact info. Use search_charities to find EINs. Get detailed info for a specific charity by EIN

get_charity_advisories

Advisories may include issues with financial management, governance or fundraising practices. Optionally filter by status (ALL, ACTIVE, REMOVED). Get advisories/warnings for a specific charity

get_charity_ratings

Returns all historical Charity Navigator ratings with overall score, financial health, accountability, transparency and impact scores. Shows how the charity's rating has changed over time. Get rating history for a specific charity

search_charities

Supports powerful filters: free-text search, state, city, zip code, rating (0-4 scale), category/cause, organization size by expenses, and whether the org is rated. Sort by rating, name or relevance. Pagination with pageSize (max 1000) and pageNum (max 10). Returns charity names, EIN, mission, ratings and financial info. Search for charities and nonprofits by name, location or keyword

See how to talk to your AI agent using Charity Navigator.

Find the top-rated education charities in California.

Found 50+ education charities in California with 4-star ratings. Top results include: DonorsChoose (EIN: 13-4125734, 4/4 stars, $100M+ expenses), First Book (EIN: 52-1760363, 4/4 stars), and Room to Read (EIN: 94-3384184, 4/4 stars). All rated exceptional for financial health and accountability.

Show me the rating history for the American Red Cross.

American Red Cross (EIN: 53-0196605): Current rating 3/4 stars. Historical ratings show consistent 3-4 star performance over the past decade. Financial health: Good. Accountability & transparency: Strong. Total expenses: $3.2B annually.

Are there any advisories for charities named 'Red Cross'?

No active advisories found for American Red Cross (EIN: 53-0196605). The organization has a clean record with no warnings or flags from Charity Navigator.

Visit [**charitynavigator.org**](https://www.charitynavigator.org/index.cfm?bay=content.view&cpid=6322), register for a free developer account, and you'll receive an App ID and App Key. Both are required for API access.

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