Intermittent MCP OAuth discovery failure: "MCP server does not implement OAuth

· Community Openai · Oct. 6, 2026, 4:19 a.m.
troubleshooting oauth chatgpt MCP Servers
Summary
This blog post discusses an intermittent failure in OAuth discovery for custom MCP servers hosted on ChatGPT, outlining troubleshooting steps and recommended information to provide to OpenAI Support for resolution.
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