CharityAPI provides a simple REST API for data about US nonprofits and charities sourced directly from IRS filings. Developers can retrieve nonprofit records by EIN, verify whether an organization is a public charity (501c3) with tax-deductible status, and integrate organization name autocomplete to power donation, vetting, and compliance workflows.
APIs.json: https://raw.githubusercontent.com/api-evangelist/charityapi/refs/heads/main/apis.yml
- Type: Index
- Position: Consumer
- Access: 3rd-Party
- 501c3
- Charities
- Donations
- EIN
- IRS
- Non-Profits
- Tax Compliance
- Verification
- Created: 2025-03-01
- Modified: 2026-05-19
CharityAPI provides REST endpoints for looking up US nonprofit organizations by EIN, performing public charity 501c3 verification checks, and powering autocomplete search across the IRS Business Master File. The API supports donation platforms, fundraising tools, and compliance workflows that need authoritative tax-status data.
- Human URL: https://charityapi.org/
- Base URL:
https://api.charityapi.org/api
- 501c3
- Charities
- EIN
- IRS
- Non-Profits
- Verification
- Documentation
- Getting Started
- Authentication
- Organizations
- Pricing
- Sign Up
- OpenAPI — OpenAPI Specification
- Postman Collection — Postman Collection 2.1
- Open Collection — Open Collection 1.0
- Spectral Rules — Spectral
- Website
- Documentation
- Pricing
- Blog
- Sign Up
- Support
- Terms of Service
- Privacy Policy
- JSON-LD — JSON-LD
- JSON Schema — JSON Schema
- JSON Schema — JSON Schema
FN: Kin Lane Email: kin@apievangelist.com