> For the complete documentation index, see [llms.txt](https://docs.vida.id/identity-stack/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.vida.id/identity-stack/verify/biometric-verification/prerequisites.md).

# Prerequisites

## Getting API Credentials

In order to access the authentication API, you will need a client ID and secret

{% hint style="info" %}
**Contact Vida Support**

If you haven't got the API credentials, you can reach out to [<mark style="color:blue;">VIDA support team.</mark>](mailto:support@vida.id)
{% endhint %}

### Environments <a href="#environments" id="environments"></a>

Vida supports sandbox and production environments

#### API URLs <a href="#api-urls" id="api-urls"></a>

<table><thead><tr><th width="222.703125">API Methods</th><th>URL Links</th></tr></thead><tbody><tr><td>Authorization Token API</td><td>​<a href="https://qa-sso.vida.id/auth/realms/vida/protocol/openid-connect/token">https://qa-sso.vida.id/auth/realms/vida/protocol/openid-connect/token</a>​</td></tr><tr><td>Biometric Verification Endpoint</td><td>​<a href="https://{vida-host}/api/v1/verify">https://{vida-host}/api/v1/verify</a>​</td></tr></tbody></table>