The server uses the MCP protocol to share access to a local Home Assistant instance with an LLM application.
More about MCP here: https://modelcontextprotocol.io/introduction
More about Home Assistant here: https://www.home-assistant.io
To install Home Assistant Server for Claude Desktop automatically via Smithery:
npx -y @smithery/cli install @strandbrown/homeassistant-mcp --client claude
First build the server
yarn build
Then configure your application (like Claude Desktop) to use it.
{
"mcpServers": {
"homeassistant": {
"command": "node",
"args": [
"/Users/tevonsb/Desktop/mcp/dist/index.js"
],
"env": {
"TOKEN": <home_assistant_token>,
"BASE_URL": <base_url_for_home_assistant>
}
}
}
}
You'll need a personal access token from home assistant.
Get one using this guide: https://community.home-assistant.io/t/how-to-get-long-lived-access-token/162159
- Access to entities
- Access to Floors
- Access to Areas
- Control for entities
- Lights
- Thermostats
- Covers
- Testing / writing custom prompts
- Testing using resources for high-level context
- Test varying tool organization