OsmO Phone Calls for ChatGPT

app.getosmo/phone-calls

AI makes phone calls for you and answers your calls. Free to start in US, Canada, UK, Australia.

client:ChatGPT transport:streamable-http

Install OsmO Phone Calls in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.getosmo.app/mcp

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