> ## Documentation Index
> Fetch the complete documentation index at: https://nango-wari-integration-config-credentials-api.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.
# Affinity (v1) - How do I link my account?
## Overview
To authenticate with Affinity (v1), you will need:
1. **API Key** - A key that grants Nango permission to interact with Affinity’s v1 API resources and services.
This guide will walk you through generating your API Key within Affinity.
### Prerequisites:
* You must have a registered Affinity account with permission to generate an **API Key**.
### Instructions:
#### Step 1: Generating Your API Key
1. Log in to your [Affinity dashboard](https://affinity.co/auth/signin) and click **Settings** in the left sidebar.
2. Click **API**, then click the **Generate New API Key** button.
#### Step 2: Enter credentials in the Connect UI
Once you have the **API Key**:
1. Open the form where you need to authenticate with Affinity (v1).
2. Enter your **API Key** in its designated field.
3. Submit the form, and you should be successfully authenticated.
You are now connected to Affinity (v1).