Indicates that this message came from a session/update notification.
Full notification sent by the agent.
Convenience alias for notification.update.
Indicates that the prompt turn has completed.
Final response from session/prompt.
Convenience alias for response.stopReason.
Message produced by an
ActiveSession.session_updatemessages expose the typedsession/updatenotification andstopmessages report the finalsession/promptresponse. A prompt turn is complete once astopmessage is returned.