Home Assistant
Control Home Assistant entities, states, services, events, and polling state changes through the REST API.
Tools
| Name | Description |
|---|---|
list_entitiesList current Home Assistant entity states from /api/states. | List current Home Assistant entity states from /api/states. |
get_entity_stateGet one Home Assistant entity state by exact entity ID. | Get one Home Assistant entity state by exact entity ID. |
set_entity_stateSet or override a Home Assistant entity state with optional attributes. | Set or override a Home Assistant entity state with optional attributes. |
call_serviceCall a Home Assistant service such as light.turn_on, climate.set_temperature, or lock.unlock. | Call a Home Assistant service such as light.turn_on, climate.set_temperature, or lock.unlock. |
fire_eventFire a Home Assistant event with an optional JSON event payload. | Fire a Home Assistant event with an optional JSON event payload. |
Triggers
| Name | Description |
|---|---|
entity_state_changedPoll Home Assistant entity states and emit changes after the initial baseline. | Poll Home Assistant entity states and emit changes after the initial baseline. |
Quick Start
import { WeavzClient } from '@weavz-io/sdk'
const weavz = new WeavzClient({ apiKey: 'wvz_...' })
const result = await weavz.actions.execute('home-assistant', 'list_entities', {
workspaceId: '550e8400-e29b-41d4-a716-446655440000',
integrationAlias: 'home-assistant',
input: { /* ... */ },
})Related Integrations
Works well with
Frequently Asked Questions
How do I connect Home Assistant to my app?
Use Weavz Hosted Connect for Custom authentication. Install the SDK, create a connection through the connect portal or API, then execute tools programmatically.
What tools does Home Assistant support?
Home Assistant supports 5 tools including List Entities, Get Entity State, Set Entity State, Call Service, Fire Event.
Can I use Home Assistant with AI agents?
Yes. Add Home Assistant to an MCP server in Tool Mode or Code Mode. Code Mode provides 3 meta-tools with on-demand API discovery so agents can compose stateful workflows without loading every action schema up front.
Can Home Assistant be used in stateful agent workflows?
Yes. Agents can combine Home Assistant tools with Filesystem, State KV, Human Gates, input partials, and other workspace integrations while keeping execution scoped to the selected workspace or end user.
What authentication does Home Assistant use?
Home Assistant uses Custom. Weavz stores credentials securely and uses them for authorized action execution.
How much does the Home Assistant integration cost?
The Home Assistant integration is included on all Weavz plans including the free tier with 20,000 actions per month. No credit card required.
What triggers does Home Assistant support?
Home Assistant supports 1 triggers including Entity State Changed.
Connect Home Assistant in minutes
Get 20,000 free action executions every month. No credit card required.