Updated March 2026

Install Home Assistant

Pick your client, copy the command, done.

Conare saves your MCP configs so Claude Code remembers them next session. Free.

Run this in a terminal.

Run in terminal

claude mcp add -e "HA_URL=${HA_URL}" -e "HA_TOKEN=${HA_TOKEN}" home-assistant -- uvx ha-mcp

Required:HA_URLHA_TOKEN

Environment Variables

Set these before running Home Assistant.

VariableDescriptionRequired

HA_URLThe base URL of your Home Assistant instanceYes

HA_TOKENLong-lived access token for Home AssistantYes

Once configured, Home Assistant gives your AI agent access to:

control_deviceTurn devices on or off or adjust their settings.

entity_idactiondata

query_stateGet the current state or attributes of a specific entity.

entity_id

manage_automationCreate, update, or debug Home Assistant automations.

automation_idactiondetails

After setup, try these prompts with your AI agent:

→Create an automation that turns on the porch light at sunset

→Add a weather card to my dashboard

→The motion sensor automation isn't working, debug it

→Make my morning routine automation also turn on the coffee maker

→Create a script that sets movie mode: dim lights, close blinds, turn on TV

Alternative installation methods

irm https://raw.githubusercontent.com/homeassistant-ai/ha-mcp/master/scripts/install-windows.ps1 | iex

Every Home Assistant env var, every tool, every gotcha — saved in Conare. Next time Claude Code asks, it already knows.