# Carbon Calculator Experience Testing Tutorial
source: https://developer.mastercard.com/priceless-planet-carbon-tracker/tutorial/test-cases/index.md

The Carbon Calculator Experience platform endpoints enable the consumers to enroll, view, and update their profile details on the application as well as retrieve their carbon footprints. They also allow the issuers to update and retrieve necessary details as required from time to time.

This tutorial provides a detailed understanding on the operation of each endpoint within an API. It provides for each endpoint:

* A sample request
* A sample response
* Failed scenarios, if applicable

###### What you will learn {#what-you-will-learn}

* How to execute the APIs in the sandbox environment
* How each endpoint functions