UPDATE

Homey now offer their own MCP Server: https://homey.app/en-gb/news/introducing-the-homey-mcp-server/

MCP Server for Homey

Model Context Protocol (MCP) server for interacting with the Homey smart home platform.

Features

• Device Management: List and control all Homey devices
• Capability Control: Set device capabilities (on/off, brightness, temperature, etc.)
• Zone Management: List and organize zones
• Flow Automation: List and trigger Homey Flows

Examples

• "Show me all lights that are on downstairs"
• "Can you turn on the livingroom light and set its brightness to 75%"
• "What is the livingrooms temperature?"

Prerequisites

• Node.js >= 18
• A Homey Pro device with local API access
• Homey API token and local IP address

Getting Homey API Credentials

1. Navigate to Settings → API Keys in the Homey Web App
2. Tap "New API Key"
3. Give it a name and select appropriate permissions
4. Copy the generated API token
5. Find your Homey's local IP address in Settings → General → Network

Installation

npm install
npm run build

Configuration

Create a .env file or set environment variables:

HOMEY_API_TOKEN=your_api_token_here
HOMEY_LOCAL_IP=192.168.1.xxx

Usage

Running the Server

npm run build
node dist/index.js

Claude Desktop Configuration

Add to your Claude Desktop config file:

macOS: ~/Library/Application Support/Claude/claude_desktop_config.json Windows: %APPDATA%\Claude\claude_desktop_config.json

{
  "mcpServers": {
    "homey": {
      "command": "node",
      "args": ["/absolute/path/to/demo/dist/index.js"],
      "env": {
        "HOMEY_API_TOKEN": "your_api_token_here",
        "HOMEY_LOCAL_IP": "192.168.1.xxx"
      }
    }
  }
}

Available Tools

list_devices

List all devices connected to Homey with their capabilities and status.

get_device

Get detailed information about a specific device.

Parameters:

• deviceId (string): The ID of the device

set_capability

Set a capability value for a device.

Parameters:

• deviceId (string): The ID of the device
• capability (string): The capability to set (e.g., onoff, dim, target_temperature)
• value (any): The value to set

Examples:

• Turn on a light: { deviceId: "abc123", capability: "onoff", value: true }
• Set brightness: { deviceId: "abc123", capability: "dim", value: 0.5 }
• Set temperature: { deviceId: "abc123", capability: "target_temperature", value: 21 }

list_zones

List all zones in your Homey setup.

list_flows

List all available Flows.

trigger_flow

Trigger a specific Homey Flow.

Parameters:

• flowId (string): The ID of the flow to trigger

Development

Watch Mode

npm run watch

Lint

npm run lint

Fix Linting Errors

npm run lint:fix

Project Structure

.
├── src/
│   └── index.ts       # Main MCP server implementation
├── dist/              # Compiled JavaScript output
├── package.json
├── tsconfig.json
└── README.md

Common Device Capabilities

• onoff: Turn device on/off (boolean)
• dim: Brightness level (0-1)
• target_temperature: Target temperature (number)
• measure_temperature: Current temperature (read-only)
• measure_power: Power consumption (read-only)
• measure_humidity: Humidity level (read-only)
• volume_set: Volume level (0-1)
• speaker_playing: Playback state (boolean)

Troubleshooting

Connection Issues

• Verify your Homey's local IP address hasn't changed
• Ensure the API token has sufficient permissions
• Check that your device is on the same network as Homey

Device Not Found

• Use list_devices to get the correct device ID
• Verify the device is available in the Homey app

License

MIT