3CX

Verified Integration

Author: @spawning•Category: ServerApplication

GitHub Repository

JSON-RPC 2.0

Protocol Standard

Sub-second

Execution Latency

Active

Operational Status

Client Configuration

— Connect 3CX to Claude Desktop or Cursor in seconds

{
  "mcpServers": {
    "3cx": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-3cx"
      ],
      "env": {}
    }
  }
}

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).

Architecture & Capabilities

System Overview

Connects Claude to 3CX Phone System (V20+), enabling comprehensive management of users, calls, contacts, and system administration.

Indexed Date

7/21/2026

License

Open Source

Protocol Layer

stdio / SSE RPC

Frequently Asked Questions

Architecture and operational details for 3CX

You can manage users and extensions, monitor real-time calls and history, search the 3CX phonebook, oversee call queues and ring groups, configure call forwarding profiles, and perform various system administration tasks.

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