Model Context Protocol in Home Assistant
mcp
part of Home Assistant since 2025.2
Model Context Protocol is an official Home Assistant integration for Voice. Talks to the device on your own network and asks for changes at regular intervals.
Facts about this integration
- Compatible with Home Assistant
- yes, official integration
- Connection
- Local, polling – Talks to the device on your own network and asks for changes at regular intervals.
- Setup
- in the user interface
- Kind
- Integration
- Quality scale
- Silver – Stable in daily use: recovers from connection problems and has an active code owner.
- Installations
- 20,277 (2.8 % of the installations that share statistics)
- Categories
- Voice
- Maintained by
- @allenporter
- Python packages
mcp==2.3.0
Setup
- In Home Assistant open Settings → Devices & services.
- Click "Add integration" and search for Model Context Protocol.
- Follow the dialog – it asks for everything the integration needs.
The link goes through my.home-assistant.io and opens the setup dialog in your own instance – no address of ours is involved.
Matching add-ons
Add-ons that declare a connection to this integration in their own configuration.
Known issues and fixes
1 open issues and 9 bug fixes in the last twelve months are recorded for Model Context Protocol in the Home Assistant issue tracker. If something does not work, update first: the most recent fix shipped with Home Assistant 2026.10.0.
Open
- open Reported problem #188607
Fixed
- fixed in 2026.10.0 Bug fix #184594
- fixed in 2026.9.2 Bug fix #181594
- fixed in 2026.9.0 Bug fix #180604
- fixed in 2026.9.0 Bug fix #180367
- fixed in 2026.2.2 Bug fix #162655
Source: the issue tracker of Home Assistant, as of October 29, 2026. The sentences are written by a language model from the titles of the issues; the reports themselves are on GitHub.
Check a specific device for known problems in the product check →
Source of this entry: the official documentation of the integration