Outage in OpenAI
Elevated error rates with GPT 5.5
Resolved Minor
May 11, 2026 - Started 1 day ago
- Lasted about 3 hours
Incident Report
Summary AI Generated
OpenAI experienced elevated error rates with GPT 5.5 that affected APIs, Chat, and Responses for 3.2 hours. The issue was identified as users experiencing elevated errors across the impacted services. A mitigation was applied and the service was being monitored for recovery.
We are investigating the issue for the listed services.
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Latest Updates ( sorted recent to last )
MONITORING
1 day ago - at 05/11/2026 04:54PM
We have applied the mitigation and are monitoring the recovery.
IDENTIFIED
1 day ago - at 05/11/2026 04:35PM
We have identified that users are experiencing elevated errors for the impacted services.
We are working on implementing a mitigation.
INVESTIGATING
1 day ago - at 05/11/2026 04:11PM
We are investigating the issue for the listed services.
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