> but should be possible when calling an LLM through an API style call, right (if you add additional pass thru headers
Nope. I assumed as much and even implemented the bearer token authentication in the MCP server that I wanted to expose.
Then I tried to connect it to ChatGPT, and it turns out to NOT be supported at all. Your options are either no authentication whatsoever or OAuth with dynamic client registration. Claude at least allows the static OAuth registration (you supply client_id and client_secret).
Nope. I assumed as much and even implemented the bearer token authentication in the MCP server that I wanted to expose.
Then I tried to connect it to ChatGPT, and it turns out to NOT be supported at all. Your options are either no authentication whatsoever or OAuth with dynamic client registration. Claude at least allows the static OAuth registration (you supply client_id and client_secret).