Create batch
Creates and executes a batch from an uploaded file of requests
Request body
The ID of an uploaded file that contains requests for the new batch.
See upload file for how to upload a file.
Your input file must be formatted as a JSONL file, and must be uploaded with the purpose batch. The file can contain up to 50,000 requests, and can be up to 200 MB in size.
The endpoint to be used for all requests in the batch. Currently /v1/responses, /v1/chat/completions, /v1/embeddings, /v1/completions, /v1/moderations, /v1/images/generations, /v1/images/edits, and /v1/videos are supported. Note that /v1/embeddings batches are also restricted to a maximum of 50,000 embedding inputs across all requests in the batch.
The time frame within which the batch should be processed. Currently only 24h is supported.
Set of 16 key-value pairs that can be attached to an object. This can be useful for storing additional information about the object in a structured format, and querying for objects via API or the dashboard.
Keys are strings with a maximum length of 64 characters. Values are strings with a maximum length of 512 characters.
Response
Batch created successfully.
The object type, which is always batch.
The OpenAI API endpoint used by the batch.
Model ID used to process the batch, like gpt-5-2025-08-07. OpenAI offers a wide range of models with different capabilities, performance characteristics, and price points. Refer to the model guide to browse and compare available models.
The ID of the input file for the batch.
The time frame within which the batch should be processed.
The current status of the batch.
The ID of the file containing the outputs of successfully executed requests.
The ID of the file containing the outputs of requests with errors.
The Unix timestamp (in seconds) for when the batch was created.
The Unix timestamp (in seconds) for when the batch started processing.
The Unix timestamp (in seconds) for when the batch will expire.
The Unix timestamp (in seconds) for when the batch started finalizing.
The Unix timestamp (in seconds) for when the batch was completed.
The Unix timestamp (in seconds) for when the batch failed.
The Unix timestamp (in seconds) for when the batch expired.
The Unix timestamp (in seconds) for when the batch started cancelling.
The Unix timestamp (in seconds) for when the batch was cancelled.
Set of 16 key-value pairs that can be attached to an object. This can be useful for storing additional information about the object in a structured format, and querying for objects via API or the dashboard.
Keys are strings with a maximum length of 64 characters. Values are strings with a maximum length of 512 characters.