# API Hosts

The host address of the API platform will vary based on the model (eg. Shared Tenancy, Isolated Tenancy, Standalone Deployment) you have been onboarded with and the environment you are connecting to.

Below you can find API hosts for Shared Tenancy model. Please contact your account manager to get correct API host as per your model.

{% hint style="info" %}
Please don't forget to share your list of external IP addresses for us to whitelist for relevant host access.
{% endhint %}

| Environment | API Host                            | Description                                                                                                   |
| ----------- | ----------------------------------- | ------------------------------------------------------------------------------------------------------------- |
| Sandbox     | sandbox.horizon-link.algbralabs.com | Fake-money environment for non-production access including development, testing and pre-production use cases. |
| Production  | horizon-link.algbralabs.com         | Real-money environment for production access.                                                                 |

All API hosts require secure connection using SSL, please make sure you use `https` protocol when you initiate API calls.