Serval incident

Elevated errors for GPT-5.6 Sol on the API

Minor

Resolved after 2 hours 13 minutes, affecting Third Party: OpenAI (Third Party: OpenAI → APIs → Chat Completions) and Third Party: OpenAI (Third Party: OpenAI → APIs → Responses), on September 11, 2026.

monitoring Sep 11, 2026, 10:09 AM UTC

We have brought additional capacity online and are seeing improvements for some GPT-5.6 Sol API traffic. We continue to mitigate elevated errors affecting Chat Completions and Responses and are monitoring recovery

Started: Sep 11, 2026, 09:08 AM UTC
Resolved: Sep 11, 2026, 11:21 AM UTC
Duration: 2h 13m
Detected by Pingoru: Sep 11, 2026, 09:08 AM UTC

Affected components

Third Party: OpenAI (Third Party: OpenAI → APIs → Chat Completions)Third Party: OpenAI (Third Party: OpenAI → APIs → Responses)

Update timeline

identified Sep 11, 2026, 09:08 AM UTC

We have identified that users are experiencing elevated errors for the impacted services. We are working on implementing a mitigation.
monitoring Sep 11, 2026, 10:09 AM UTC

We have brought additional capacity online and are seeing improvements for some GPT-5.6 Sol API traffic. We continue to mitigate elevated errors affecting Chat Completions and Responses and are monitoring recovery
resolved Sep 11, 2026, 11:21 AM UTC

All impacted services have now fully recovered.

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