---
title: keycloak
sidebarTitle: keycloak
---

# `fastmcp.server.auth.providers.keycloak`


Keycloak authentication provider for FastMCP.

## Classes

### `KeycloakAuthProvider` <sup><a href="https://github.com/PrefectHQ/fastmcp/blob/main/src/fastmcp/server/auth/providers/keycloak.py#L15" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>


Keycloak authentication provider using Dynamic Client Registration (DCR).

Requires Keycloak 26.6.0 or later, which includes the fix for DCR compatibility
with MCP clients (https://github.com/keycloak/keycloak/pull/45309).

