> For the complete documentation index, see [llms.txt](https://help.hummingbird.co/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.hummingbird.co/hummingbird-api/how-do-i-get-started-with-hummingbirds-api-integration.md).

# How do I get started with Hummingbird’s API integration?

Hummingbird’s API documentation can be found here: [https://docs.hummingbird.co/](https://docs.hummingbird.co)

Email <support@hummingbird.co> for access.

The best place to start is by reviewing the Getting Started and Overview sections.

API calls in the sandbox environment are made to [api.sandbox.hummingbird.co](http://api.sandbox.hummingbird.co); API calls in the production environment are made to [api.hummingbird.co](http://api.sandbox.hummingbird.co).