# Testing the Account Catalog Services API in Sandbox (MTF)
source: https://developer.mastercard.com/account-catalog-services/documentation/tutorials-and-guides/tutorial-1/index.md

## Overview {#overview}

### Create a Sandbox (MTF) project {#create-a-sandbox-mtf-project}

This tutorial explains the steps required to gain access to the Sandbox (MTF) environment and perform testing.

[View tutorial](https://developer.mastercard.com/account-catalog-services/tutorial/sandbox-access/index.md)

### Build an end-to-end application {#build-an-end-to-end-application}

This tutorial explains the steps to create a simple Java application that makes an API call to the Account Catalog Services API in the Sandbox (MTF) environment.

[View tutorial](https://developer.mastercard.com/account-catalog-services/tutorial/build-end-to-end-app/index.md)