API v3 

With version 3, we've upgraded the API to use and return JSON (JavaScript Object Notation).  In addition all new functionality will be added to version 3 going forward. If you are currently using v2, you can also try out v3 at the same time without affecting your current integrations. 

To use v3 please read our documentation for details on the API and its functionality:

(Previous API v3 Documentation if you're looking for it.)

API v2

If you would like to use v2 of the API, please contact us for help accessing or managing your organizational API key. You can find details about this version of the API in the documentation.