callme

Local stdio server for outbound phone calls via Twilio, speech-to-text transcription, and text-to-speech synthesis with OpenAI. Uses ngrok for tunneling. Requires Twilio credentials, OpenAI API key, and ngrok token.

Bun

OpenAI

ai-ml

Install

npx claudepluginhub zeframlou/call-me --plugin callme

Add to Your Project

Add to your .mcp.json:

{
  "mcpServers": {
    "callme": {
      "command": "bun",
      "args": [
        "run",
        "--cwd",
        "${CLAUDE_PLUGIN_ROOT}/server",
        "start"
      ],
      "env": {
        "CALLME_PORT": "${CALLME_PORT:-0}",
        "CALLME_TTS_VOICE": "${CALLME_TTS_VOICE}",
        "CALLME_KOKORO_URL": "${CALLME_KOKORO_URL:-}",
        "CALLME_PHONE_NUMBER": "${CALLME_PHONE_NUMBER}",
        "CALLME_TTS_PROVIDER": "${CALLME_TTS_PROVIDER:-openai}",
        "CALLME_OPENAI_API_KEY": "${CALLME_OPENAI_API_KEY}",
        "CALLME_NGROK_AUTHTOKEN": "${CALLME_NGROK_AUTHTOKEN}",
        "CALLME_PHONE_AUTH_TOKEN": "${CALLME_PHONE_AUTH_TOKEN}",
        "CALLME_PHONE_ACCOUNT_SID": "${CALLME_PHONE_ACCOUNT_SID}",
        "CALLME_USER_PHONE_NUMBER": "${CALLME_USER_PHONE_NUMBER}",
        "CALLME_TRANSCRIPT_TIMEOUT_MS": "${CALLME_TRANSCRIPT_TIMEOUT_MS:-180000}",
        "CALLME_STT_SILENCE_DURATION_MS": "${CALLME_STT_SILENCE_DURATION_MS:-800}"
      }
    }
  }
}

Replace placeholder values for: CALLME_OPENAI_API_KEY, CALLME_NGROK_AUTHTOKEN, CALLME_PHONE_AUTH_TOKEN

Security Considerations

Requires secrets

This MCP server needs API keys or credentials. Configure them in your environment before use.

Admin access level

This server has elevated permissions. Review the source code before enabling.

Details

Commandbun

Access Leveladmin

Arguments

run--cwd${CLAUDE_PLUGIN_ROOT}/serverstart

Environment Variables

CALLME_PORT=${CALLME_PORT:-0}

CALLME_TTS_VOICE=${CALLME_TTS_VOICE}

CALLME_KOKORO_URL=${CALLME_KOKORO_URL:-}

CALLME_PHONE_NUMBER=${CALLME_PHONE_NUMBER}

CALLME_TTS_PROVIDER=${CALLME_TTS_PROVIDER:-openai}

CALLME_OPENAI_API_KEY=${CALLME_OPENAI_API_KEY}

CALLME_NGROK_AUTHTOKEN=${CALLME_NGROK_AUTHTOKEN}

CALLME_PHONE_AUTH_TOKEN=${CALLME_PHONE_AUTH_TOKEN}

CALLME_PHONE_ACCOUNT_SID=${CALLME_PHONE_ACCOUNT_SID}

CALLME_USER_PHONE_NUMBER=${CALLME_USER_PHONE_NUMBER}

CALLME_TRANSCRIPT_TIMEOUT_MS=${CALLME_TRANSCRIPT_TIMEOUT_MS:-180000}

CALLME_STT_SILENCE_DURATION_MS=${CALLME_STT_SILENCE_DURATION_MS:-800}

Required Secrets

CALLME_OPENAI_API_KEYCALLME_NGROK_AUTHTOKENCALLME_PHONE_AUTH_TOKEN

Actions

Plugins (2)

callme2.6K callme0

{ "mcpServers": { "callme": { "command": "bun", "args": [ "run", "--cwd", "${CLAUDE_PLUGIN_ROOT}/server", "start" ], "env": { "CALLME_PORT": "${CALLME_PORT:-0}", "CALLME_TTS_VOICE": "${CALLME_TTS_VOICE}", "CALLME_KOKORO_URL": "${CALLME_KOKORO_URL:-}", "CALLME_PHONE_NUMBER": "${CALLME_PHONE_NUMBER}", "CALLME_TTS_PROVIDER": "${CALLME_TTS_PROVIDER:-openai}", "CALLME_OPENAI_API_KEY": "${CALLME_OPENAI_API_KEY}", "CALLME_NGROK_AUTHTOKEN": "${CALLME_NGROK_AUTHTOKEN}", "CALLME_PHONE_AUTH_TOKEN": "${CALLME_PHONE_AUTH_TOKEN}", "CALLME_PHONE_ACCOUNT_SID": "${CALLME_PHONE_ACCOUNT_SID}", "CALLME_USER_PHONE_NUMBER": "${CALLME_USER_PHONE_NUMBER}", "CALLME_TRANSCRIPT_TIMEOUT_MS": "${CALLME_TRANSCRIPT_TIMEOUT_MS:-180000}", "CALLME_STT_SILENCE_DURATION_MS": "${CALLME_STT_SILENCE_DURATION_MS:-800}" } } } }