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HTTP 202 Accepted

The request was accepted for asynchronous processing but is not complete. The final outcome is not yet known.

2xx · Success✗ not retryable — fix the request instead

In AI APIs specifically

Async batch APIs accept work with 202; completion can take up to 24h on Anthropic and OpenAI batch tiers.

Fix checklist

  • Poll the job status endpoint with backoff.
  • Do not treat 202 as success — the job can still fail later.

Spec: RFC reference

Related status codes

200 OK

The request succeeded.

201 Created

The request succeeded and a new resource was created — typical for POSTs that create files, fine-tune jobs or batch jobs..

204 No Content

Success with no response body — common for DELETE operations..

206 Partial Content

The server is delivering only part of the resource, in response to a Range header — used for resumable downloads..

← All HTTP status codes