The REST API is the backbone of Crisp. It is used by all Crisp apps to let operators send messages, access their CRM, and more. As an integration developer, you have access to almost all of the features Crisp apps enjoy.
This guide walks you through implementing your first REST API calls. Note that you will first need to obtain your authentication token, with the scope permissions that you require. This will let you access the API features that you need to use.
We advise that you start with the Quickstart guide, which will get you running in a few minutes.