Nonprofit discovery and research service with a REST API for searching charities by name or registration number.

API

What your agent can do

  • The search endpoint finds charities by name or registration number (such as a US EIN) across 100+ countries.

    Via API.

Tasks depend on the interface and permissions.

Connection methods

Choose a route that fits your agent.

API connection
API path
https://giveradar.com/api/v1/search/?q=13-1635294

Authentication
Authentication is a Bearer API key: send Authorization: Bearer gr_YOUR_KEY on every request, or ?api_key=gr_YOUR_KEY as a query parameter where headers are impractical.

Documentation & experience

  • 1 of 1 connection paths checked
  • Latest documentation check 11 Oct 2026
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How documentation is checked