●Incident
OpenAI degradation.
OngoingDEGRADATION · MEDIUMAug 20, 2026, 02:00 PM · about 2 hours ago
Incident Summary
External incident reported: Elevated Errors for Thinking mode in ChatGPT .
Timeline
●Started
Aug 20, 2026, 02:00 PM
about 2 hours ago
●Duration
Ongoing
Track OpenAI reliability
This isn't OpenAI's first incident. They had 90 incidents in the last 180 days, averaging 655 minutes of impact.