Conversational Actions will be deprecated on June 13, 2023. For more information, see Conversational Actions sunset.


Capabilities the device surface supports at the time of the request.

UNSPECIFIED Unspecified surface capability.
SPEECH Device can speak to the user via text-to-speech or SSML.
RICH_RESPONSE Device can display rich responses like cards, lists and tables.
LONG_FORM_AUDIO Device can play long form audio media like music and podcasts.
INTERACTIVE_CANVAS Device can display a interactive canvas response.
HOME_STORAGE Device can support saving and fetching home storage.