Crixin Voice MCP Server

com.crixin/voice

Repository Registry

What is the Crixin Voice MCP server?

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

How to install Crixin Voice

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

CRIXIN_API_KEY
secret
Crixin platform key (crx_live_…). Set this for hosted mode — no Twilio account needed.
TWILIO_ACCOUNT_SID
Bring-your-own-Twilio mode: account SID.
TWILIO_AUTH_TOKEN
secret
Bring-your-own-Twilio mode: auth token.
TWILIO_PHONE_NUMBER
Bring-your-own-Twilio mode: caller number in E.164.
DEEPGRAM_API_KEY
secret
Optional in BYO mode — enables transcribe_call locally.
Authorization
required
secret
Bearer crx_live_… key from the Crixin dashboard.

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "voice": {
      "command": "npx",
      "args": [
        "-y",
        "crixin",
        "voice",
        "mcp"
      ],
      "env": {
        "CRIXIN_API_KEY": "<YOUR_CRIXIN_API_KEY>",
        "TWILIO_ACCOUNT_SID": "<YOUR_TWILIO_ACCOUNT_SID>",
        "TWILIO_AUTH_TOKEN": "<YOUR_TWILIO_AUTH_TOKEN>",
        "TWILIO_PHONE_NUMBER": "<YOUR_TWILIO_PHONE_NUMBER>",
        "DEEPGRAM_API_KEY": "<YOUR_DEEPGRAM_API_KEY>",
        "Authorization": "<YOUR_AUTHORIZATION>"
      }
    }
  }
}

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