Crixin Voice for ChatGPT

com.crixin/voice

Give your AI a real phone: place calls, send SMS, fetch recordings and transcripts. Local or hosted.

client:ChatGPT transport:streamable-http runtime:npm

Install Crixin Voice in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://crixin-platform.vercel.app/api/mcp

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