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Matter smart switch or button on Home Assistant

For smart switches and buttons, Home Assistant supports pairing and automation triggers. Support is only partial for control. It does not support automation actions. Our confidence in this answer is High.

High confidence

2026-10-19 last checked

2/4 capabilities confirmed

At a glance

Answer	Home Assistant
Pairing	Y
Control	Partial
Starts an automation	Y
Controlled by an automation	N
Confidence	High
Matter spec	1.0+

Y = confirmed for this device type, Partial = works with limits, N = not supported by this platform, Unknown = not enough dated evidence. These are type-level answers, not a guarantee for one product.

What this means

Support for control works with limits — check the product notes before you buy, because individual products may implement less than the device type.

Requirements

Hub requirement: Home Assistant Matter Server (HA OS recommended). Thread border router for Thread devices.

Matter spec: 1.0+.

Confidence

We have direct, dated evidence for most of these answers, including native hands-on reports where available.

Last checked 2026-10-19. Last change 2026-10-17 (automation action: Partial → N). The answers above come from the published type matrix; the sources below are what they rest on.

Sources

home-assistant.io · official · 2026-10-17
github.com · official · 2026-10-17
github.com · community · 2026-10-17
crosenthal.com · test · 2026-10-17
kiwismarttech.co.nz · test · 2026-10-17
matteralpha.com · test · 2026-10-17
github.com · official · 2026-10-17
github.com · official · 2026-10-17

Showing the 8 most recent of 9 recorded sources.

Frequently asked questions

Does Home Assistant support a Matter smart switch or button?

Home Assistant pairs a Matter smart switch or button, though app control is only partial — expect a limited button UI. High confidence, checked 2026-10-19. Home Assistant controls a Matter smart switch or button only partly — expect limits on button presses and scenes (High, checked 2026-10-19).

Can a Matter smart switch or button start a Home Assistant automation?

Yes — pressing a Matter smart switch or button can start a Home Assistant automation. As an action, Home Assistant cannot use a Matter smart switch or button in an automation (High, checked 2026-10-19).

Do I need a hub to use a Matter smart switch or button with Home Assistant?

Home Assistant needs a Matter controller before a Matter smart switch or button pairs.

Next steps

All Home Assistant answers for smart switches and buttons, side by side — the full smart switch or button matrix across every platform.
Compare Home Assistant with another platform — pairing, control, triggers and actions in one table.
Check whether your setup will work — answer a few questions and get a verdict with caveats.
Matter products of this type — tested products with their own notes and sources.
Matter on Home Assistant: every device type
Smart switch or button support guide
All platforms compared
How to check Matter certification
Matter firmware updates on each platform
How we check — evidence rules, confidence ratings and how often we re-check.

Other platforms for smart switches and buttons

Apple Home — supports pairing, partial control and automation triggers High
Google Home — supports pairing, partial control and automation triggers Med
Amazon Alexa — supports pairing, partial control and automation triggers High
SmartThings — supports pairing, partial control and automation triggers High
Homey — supports pairing, partial control and automation triggers Med
Hubitat — no confirmed support Med

Informational only — verify before you buy. How we check · All smart switches and buttons across platforms