# Audicin for Apps API Quickstart Guide

Welcome! In just a few simple steps, you'll make your first API call and begin integrating science-backed audio treatments that enhance wellbeing into your app.

## Step 1: Get Your API Key

1. Issue API keys at the [Audicin for Apps Developer portal](https://dev.developer.audicin.com/) after you onboard and purchase a subscription.
2. Your API key is required to authenticate all requests to the Audicin for Apps API. Once added to a request, the API key remains valid for the duration of the browser or application session.


## Step 2: Add API Key to Request

1. Navigate to any API endpoint you want to test in the [API Reference](/apis/b2b_portal_documentation) page.
2. Click the **Try it** button to enable editing for the request.
3. Replace the **Bearer Token** value under the **Security** section with your **API Key** as the Bearer token.
4. Fill in any required parameters under the **Query** section.
5. Click the Send button to execute your request and view the live response.