gerkensm/callcenter.js-mcp

Overview

An MCP server and CLI that connects Callcenter.JS AI voice agents to VOIP telephony systems. It enables developers to integrate voice interactions with telephony infrastructure using the Model Context Protocol and command-line tools.

Best for

Best for
Developers building AI voice agent telephony integrations using Callcenter.JS

Use cases

• Connecting AI voice agents to telephony networks
• Managing voice call flows via CLI commands
• Integrating telephony into MCP-compatible agent frameworks

How to use

Install

npx github:gerkensm/callcenter.js-mcp call "+1234567890" --brief "Call restaurant for reservation" --user-name "Your Name"

Tested with

Claude Code, ChatGPT

Example client config

SIP_USERNAME=your_extension\nSIP_PASSWORD=your_password\nSIP_SERVER_IP=192.168.1.1\nOPENAI_API_KEY=sk-your-key-here\nSIP_PROVIDER=fritz-box\nOPENAI_VOICE=auto

Notes

An MCP server and CLI that connects Callcenter.JS AI voice agents to VOIP telephony systems. It enables developers to integrate voice interactions with telephony infrastructure using the Model Context Protocol and command-line tools.

21 stars on GitHub. Last updated 2025-10-30.

Use cases

• Connecting AI voice agents to telephony networks
• Managing voice call flows via CLI commands
• Integrating telephony into MCP-compatible agent frameworks

Pros

• Open source and written in TypeScript
• Provides both MCP server and CLI for flexible integration
• Low entry barrier for developers familiar with voice agent tooling

Cons

• Small community with limited documentation
• Narrowly scoped to Callcenter.JS voice agents
• Requires separate VOIP infrastructure setup

Indexed from awesome-mcp-servers-punkpeye and enriched against its public facts.