OptionaldetailsOptional detail text shown under the task title. Maximum 256 characters.
Unique identifier for the task within this stream.
OptionaloutputOptional output text shown when the task completes. Maximum 256 characters.
OptionalsourcesOptional list of source references for the task.
Current status of the task.
Display title of the task.
Discriminant — always 'task_update'.
A streaming chunk that creates or updates a named task in the agentic task list.