Charming for ChatGPT

io.github.tambo-ai/charming

Build personal interactive apps with real URLs and persistent storage, using any AI.

client:ChatGPT transport:streamable-http

Install Charming in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://charm.ing/mcp

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