Unmarkdown for ChatGPT

io.github.unmarkdown/mcp-server

The document publishing layer for AI tools. Convert markdown to 6 destinations, 62 templates.

client:ChatGPT transport:streamable-http runtime:npm

Install Unmarkdown in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://unmarkdown.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