I actually implemented this yesterday. The gist is this library runs the MCP server: https://csharp.sdk.modelcontextprotocol.io/concepts/identity/identity.html

I actually implemented this yesterday. The gist is this library runs the MCP server: https://csharp.sdk.modelcontextprotocol.io/concepts/identity/identity.html https://csharp.sdk.modelcontextprotocol.io/concepts/identity... Then I build an authbroker application using openid to handle client registration and build the jwt. End result is something that can determine tool availability and permission using an employees department, or other criteria. So yeah the dynamic client registration is needed.