> For the complete documentation index, see [llms.txt](https://docs.cooler.dev/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.cooler.dev/api-reference.md).

# API Reference

The Cooler API consists of three RESTful endpoints:

* v2/footprint: returns the carbon footprint of each item in a transaction
* transaction: returns an individual footprinted transaction by id
* transactions: returns a range of one or more footprinted transactions