botphone for ChatGPT

io.github.griffden/botphone

Give your Muse a phone number. BotPhone answers your business line and reports every call back.

client:ChatGPT transport:streamable-http

Install botphone in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://auth.botphone.tel/mcp

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