[Yandex Cloud documentation](../../../../index.md) > [Yandex Identity Hub](../../../index.md) > API reference > gRPC > SAML Federation API > Overview

# SAML Federation API: gRPC reference

Actions are performed by making RPC calls. For more information about API architecture, see [API Concepts](../../../../api-design-guide/index.md).

**Interface definitions** available at [GitHub](https://github.com/yandex-cloud/cloudapi/tree/master/yandex/cloud/organizationmanager/v1/saml).

**Service URL**: `https://organization-manager.api.cloud.yandex.net`

#|
||Service | Description ||
|| [Certificate](Certificate/index.md) | A set of methods for managing certificates. ||
|| [Federation](Federation/index.md) | A set of methods for managing federations. ||
|| [Operation](Operation/index.md) | A set of methods for managing operations for asynchronous API requests. ||
|#