API user guides

Become an expert in Candid's APIs so you can build powerful philanthropic solutions

In our user guides, you will find information about our data, what you can build with it, and best practices on how to make the most of our APIs.

If you haven't already, check out our Welcome to Candid's developer portal page to learn how to get started with access to our APIs.

How the user guides are organized

General user guides

The general user guides give you important information to make the most of our API platform.

Overview & onboarding



Endpoint user guides

Individual API endpoint user guides are arranged by category. Each API user guide contains detailed setup instructions, solutions, use cases, and examples.

Nonprofit APIs

Taxonomy API

Funding APIs

News & Research API

SDK user guides