mcp relay for ChatGPT

io.github.runrelay/mcp-relay

RunRelay MCP relay — AI agent threads, HITL confirmations, and travel capability discovery.

client:ChatGPT transport:sse

Install mcp relay in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mcp.runrelay.io/sse

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs