OptionalfieldCount summary for top-level arrays/records inside the payload.
OptionalisWhether the payload is considered large for inline agent use.
OptionalisWhether the payload was truncated by the transport layer.
OptionalitemNumber of items when the top-level payload is an array.
OptionalobjectTop-level keys when the payload is an object.
OptionalpayloadEstimated serialized payload size in bytes.
OptionalpayloadHuman-readable payload size string.
Top-level JSON shape returned by the tool call.
OptionalwarningOptional advisory warning for large or truncated payloads.
Optional execution metadata surfaced alongside tool results.