Outage in OpenAI ChatGPT
Elevated errors from GPT-5.6 and GPT-5.6 Instant on paid plans
Resolved Minor
September 15, 2026 - Started 2 days ago
- Lasted 40 minutes
Incident Report
Summary AI Generated
GPT-4.5 and GPT-4.5 Instant models on OpenAI's paid plans experienced elevated errors affecting ChatGPT on the web for approximately 40 minutes. OpenAI identified the issue and applied a mitigation before moving into a monitoring phase. The incident was classified as minor and appeared to be resolved following the fix.
We are investigating the issue for the listed services.
Components affected
OpenAI ChatGPT ChatGPT OpenAI ChatGPT WebLatest Updates ( sorted recent to last )
MONITORING
2 days ago - at 09/15/2026 07:24AM
We have applied the mitigation and are monitoring the recovery.
INVESTIGATING
2 days ago - at 09/15/2026 07:12AM
We are investigating the issue for the listed services.
Latest OpenAI ChatGPT outages
Elevated errors for ChatGPT users in Europe - 3 days ago
File uploads are delayed or failing - 9 days ago
Elevated errors for image generation - 9 days ago
The Status Page Aggregator with Early Outage Detection
With IsDown, you can monitor all your critical services' official status pages from one centralized dashboard and receive instant alerts the moment an outage is detected. Say goodbye to constantly checking multiple sites for updates and stay ahead of outages with IsDown.
Start free trialNo credit card required · Cancel anytime · 6320 services available
Integrations with
