OpenAI incident

Elevated 401 errors for API endpoints

Resolved after 1 day 12 hours, affecting Responses and Embeddings and 1 more, on April 12, 2026.

monitoring Apr 14, 2026, 01:26 AM UTC

We have applied the mitigation and are monitoring the recovery.

Started
Apr 12, 2026, 08:40 PM UTC
Resolved
Apr 14, 2026, 08:41 AM UTC
Duration
1d 12h
Detected by Pingoru
Apr 12, 2026, 08:40 PM UTC

Affected components

ResponsesEmbeddingsChat Completions

Update timeline

  1. investigating Apr 12, 2026, 08:40 PM UTC

    We are investigating the issue for the listed services.

  2. monitoring Apr 12, 2026, 10:28 PM UTC

    We have applied the mitigation and are monitoring the recovery.

  3. investigating Apr 13, 2026, 05:55 AM UTC

    We are investigating the issue for the listed services.

  4. monitoring Apr 13, 2026, 06:34 AM UTC

    We have applied the mitigation and are monitoring the recovery.

  5. identified Apr 13, 2026, 12:57 PM UTC

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

  6. identified Apr 13, 2026, 05:10 PM UTC

    We've identified that intermittent 401 errors on some API endpoints are being caused by timeouts. We have applied mitigations that reduced impact in parts of the system and are continuing to deploy additional fixes and monitor recovery until error rates return to expected levels.

  7. identified Apr 13, 2026, 08:14 PM UTC

    We've identified that intermittent 401 errors on some API endpoints are being caused by timeouts. We have applied mitigations that reduced impact in parts of the system and are continuing to deploy additional fixes and monitor recovery until error rates return to expected levels.

  8. identified Apr 13, 2026, 11:26 PM UTC

    We've identified that intermittent 401 errors on some API endpoints are being caused by timeouts. We have applied mitigations that reduced impact in parts of the system and are continuing to deploy additional fixes and monitor recovery until error rates return to expected levels.

  9. monitoring Apr 14, 2026, 01:26 AM UTC

    We have applied the mitigation and are monitoring the recovery.

  10. resolved Apr 14, 2026, 08:41 AM UTC

    All impacted services have now fully recovered.

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