# Authentication (/docs/api/authentication)



## API Keys [#api-keys]

Include your API key in the Authorization header:

```http
Authorization: Bearer sk_live_xxxxxxxxxxxx
```

## OAuth 2.0 [#oauth-20]

For integrations requiring user consent, SeaSnoke supports OAuth 2.0 with PKCE:

```http
GET https://auth.seasnoke.dev/oauth/authorize?response_type=code&client_id=YOUR_CLIENT_ID&redirect_uri=YOUR_REDIRECT_URI&scope=tasks:read runs:write
```