0nMCP — Universal AI API Orchestrator for ChatGPT

io.github.0nork/0nmcp

Universal AI API Orchestrator — 1,554 tools, 96 services. One install.

client:ChatGPT transport:streamable-http runtime:npm

Install 0nMCP — Universal AI API Orchestrator in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://0nmcp.com/api/mcp

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