OpenAI incident

Users may experience elevated error rate for gpt-4o-mini in the API

Resolved after 28 minutes, affecting Responses and Chat Completions, on April 29, 2026.

monitoring Apr 29, 2026, 05:19 AM UTC

We have applied the mitigation and are monitoring the recovery.

Started
Apr 29, 2026, 05:12 AM UTC
Resolved
Apr 29, 2026, 05:41 AM UTC
Duration
28m
Detected by Pingoru
Apr 29, 2026, 05:12 AM UTC

Affected components

ResponsesChat Completions

Update timeline

  1. identified Apr 29, 2026, 05:12 AM UTC

    We have identified that users are experiencing elevated errors for the impacted services. We are working on implementing a mitigation.

  2. monitoring Apr 29, 2026, 05:19 AM UTC

    We have applied the mitigation and are monitoring the recovery.

  3. resolved Apr 29, 2026, 05:41 AM UTC

    All impacted services have now fully recovered.

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