Google is transitioning third-party smart home account linking to be handled fully and independently within the Google Home app.
Updates to your integration may be needed before September 30, 2026. For more information, see the
Account linking migration guide .
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HomeGraph API
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Service: homegraph.googleapis.com
The Service name homegraph.googleapis.com is needed to create RPC client stubs.
Methods
DeleteAgentUser
Unlinks the given third-party user from your smart home Action.
Query
Gets the current states in Home Graph for the given set of the third-party user's devices.
ReportStateAndNotification
Reports device state and optionally sends device notifications.
RequestSyncDevices
Requests Google to send an action.devices.SYNC intent to your smart home Action to update device metadata for the given user.
Sync
Gets all the devices associated with the given third-party user.
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Last updated 2023-01-04 UTC.
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