此端點具冪等性，可用於輪詢訊息批次是否完成。若要存取訊息批次的結果，請對回應中的 results_url 欄位發出請求。
批次可在處理結束前隨時取消。一旦啟動取消，批次便會進入 canceling 狀態，此時系統可能會先完成任何進行中且不可中斷的請求，然後才完成取消。
Deleted object type.
For Message Batches, this is always "message_batch_deleted".
ID of the Message Batch.
This is a single line in the response .jsonl file and does not represent the response as a whole.
Developer-provided ID created for each request in a Message Batch. Useful for matching results to requests, as results may be given out of request order.
Must be unique for each request within the Message Batch.
Processing result for this request.
Contains a Message output if processing was successful, an error response if processing failed, or the reason why processing was not attempted, such as cancellation or expiration.
Number of requests in the Message Batch that have been canceled.
This is zero until processing of the entire Message Batch has ended.
Number of requests in the Message Batch that encountered an error.
This is zero until processing of the entire Message Batch has ended.
Number of requests in the Message Batch that have expired.
This is zero until processing of the entire Message Batch has ended.
Number of requests in the Message Batch that are processing.
Number of requests in the Message Batch that have completed successfully.
This is zero until processing of the entire Message Batch has ended.
Processing result for this request.
Contains a Message output if processing was successful, an error response if processing failed, or the reason why processing was not attempted, such as cancellation or expiration.