# Admin API

API Reference for Admin

> **Terminology Update:** We have streamlined our naming conventions to improve clarity. The term **Admin** has been replaced with **Admin**. To avoid breaking changes the APIs still make use of the old term. Both terms refer to the same underlying functionality.

## Verify Domain

Verify Domain: Deprecated: use [organization service v2 VerifyOrganizationDomain](/content/docs/reference/api/org/zitadel.org.v2.OrganizationService.VerifyOrganizationDomain) instead. Make sure you have added the required verification details.

## Activate Email Provider

Explore the ActivateEmailProvider operation in the ZITADEL API. Learn about request parameters, response schemas, and integration details for this endpoint: [ActivateEmailProvider](/content/docs/reference/api/admin/zitadel.admin.v1.AdminService.ActivateEmailProvider).