Home Assistant
Home Assistant · Developer tools
Smart home: devices, states and services
The client pastes their long-lived access token from Home Assistant's settings. We store it encrypted.
Building with Home Assistant? The docs have setup steps and code for every tool.
Open the Home Assistant docsTools
Your agent calls any endpoint of Home Assistant's API with the request tool, with the client's access attached.
Base URL for request
https://{site}/api
request
HTTPS ANY /v1/clients/{clientId}/home-assistant/{path}
Any endpoint of Home Assistant's own API, with the client's access attached.
- servicestringrequired
- This service: home-assistant
- methodstringrequired
- GET, POST, PUT, PATCH or DELETE
- pathstringrequired
- The path under https://{site}/api
- queryobjectoptional
- Query parameters
- bodyobjectoptional
- A JSON body
Over MCP every tool also takes client_id, from list_clients. Over HTTPS send it as clientId to https://api.operate.as/v1.
What the client approves
- Use the Home Assistant key you paste, with only the access you gave that key
Get started
Send your next client one link
Add a client, select the services, copy the link. You'll get an email the moment their access is ready. Start free, no card required. Paid plans are one flat monthly price, and a busy month never takes your agents offline.