Outage in OpenAI
Increased Number of Users Reporting Rate Limit Errors with GPT-4o Model
Resolved Minor
September 12, 2025 - Started 6 months ago
- Lasted about 1 hour
Incident Report
We are investigating the issue with some users hitting rate limits with GPT-4o earlier than expected within ChatGPT
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Latest Updates ( sorted recent to last )
MONITORING
6 months ago - at 09/12/2025 03:43PM
We have applied the mitigation and are monitoring the recovery.
INVESTIGATING
6 months ago - at 09/12/2025 03:35PM
We are investigating the issue with some users hitting rate limits with GPT-4o earlier than expected within ChatGPT
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