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Emqx MCP Server

Benniu/emqx-mcp-server

A Model Context Protocol (MCP) server implementation that provides EMQX MQTT broker interaction. Enabling MCP clients to interact with the MQTT clusters on EMQX Cloud or self-hosted clusters.

Install

npx -y @smithery/cli install @Benniu/emqx-mcp-server --client claude

Client configuration

{
  "mcpServers": {
    "EMQX_MCP_Server": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "-e",
        "EMQX_API_URL=https://your-emqx-cloud-instance.com:8443/api/v5",
        "-e",
        "EMQX_API_KEY=<YOUR-API-KEY>",
        "-e",
        "EMQX_API_SECRET=<YOUR-API-SECRET>",
        "benniuji/emqx-mcp-server"
      ]
    }
  }
}

Environment variables

EMQX_API_URLEMQX_API_KEYEMQX_API_SECRET
GitHub stars
14
Author
@Benniu
Category
Home Automation & IoT, Developer Tools
License
Apache-2.0
Updated
Oct 6, 2026

Features

  • Client Listing: View all connected MQTT clients with flexible filtering options

  • Client Information: Retrieve detailed information about specific clients

  • Connection Control: Disconnect problematic or stale clients from the broker

  • Flexible Filtering: Filter clients by node, username, client ID, connection state, and more

  • Topic-based Publishing: Send messages to any MQTT topics

  • QoS Control: Select Quality of Service level (0, 1, or 2) for reliable delivery

  • Message Retention: Option to persist messages for new subscribers

  • Custom Payloads: Support for any message content format

  • Real-time Subscription: Subscribe to MQTT topics via Server-Sent Events (SSE)

  • Duration Control: Configure how long to listen for messages (1-300 seconds)

Tools (5)

  • list_mqtt_clients

  • get_mqtt_client

  • kick_mqtt_client

  • publish_mqtt_message

  • subscribe_mqtt_topic

Details on this page are taken from the project's README. Open README

Supported clients

Clients mentioned in this server's README:

View all
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Claude Desktop

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Anthropic's official Claude AI desktop application. Supports MCP servers to extend functionality.

WindowsMacOS

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