Control of MCP use with organization policies is deprecated. After March 17,

## Deprecate Deprecated Control of MCP use with organization policies is deprecated. After March 17, 2026, organization policies that use the `gcp.managed.allowedMCPServices`constraint won't work, and you can control MCP use with IAM deny policies. For more information about controlling MCP use, see[Control MCP use with IAM](https://docs.cloud.google.com/mcp/control-mcp-use-iam). ## Change Change After March 17, 2026, when you enable GKE, the GKE MCP server is automatically enabled.