OpenAI incident

Increased Error Rate for gpt-5.5 model in the API

Resolved after 1 hour 43 minutes, affecting Responses and Chat Completions, on May 8, 2026.

monitoring May 08, 2026, 01:57 PM UTC

We have applied the mitigation and are monitoring the recovery.

Started
May 08, 2026, 12:31 PM UTC
Resolved
May 08, 2026, 02:14 PM UTC
Duration
1h 43m
Detected by Pingoru
May 08, 2026, 12:31 PM UTC

Affected components

ResponsesChat Completions

Update timeline

  1. investigating May 08, 2026, 12:31 PM UTC

    We are investigating the issue for the listed services.

  2. investigating May 08, 2026, 01:26 PM UTC

    We are seeing partial recovery, but are still working on implementing additional mitigations.

  3. identified May 08, 2026, 01:42 PM UTC

    We implemented the mitigations and are observing reduction in error rates, but are still seeing higher than normal latency.

  4. monitoring May 08, 2026, 01:57 PM UTC

    We have applied the mitigation and are monitoring the recovery.

  5. resolved May 08, 2026, 02:14 PM UTC

    All impacted services have now fully recovered.

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