On September 18, 2026 at 22:29 UTC, OpenAI reported an incident affecting OpenAI API with a minor impact, per its official status page. The disruption lasted 9h 22m and the incident has been fully resolved. IsChatGPTDown.chat mirrors this incident from OpenAI's official record; see the official link below for authoritative details.
Incident Facts
All facts below are taken from OpenAI's official incident record. Fields OpenAI did not publish are shown as “Not provided.”
Timeline
Official update history from OpenAI's status page.
- Investigating We’re investigating an issue causing higher-than-expected charges for OpenAI-hosted containers in the Agent API. We’re working on a fix and preparing refunds for affected customers. We’ll share further updates as we make progress.
- Investigating We’re continuing to work on a fix for the container overbilling issue. We’re also reviewing affected usage to identify impacted customers and calculate refunds.
- Identified We are still implementing the mitigation.
- Monitoring We have applied the mitigation, and any new sessions would not run into this issue. We are monitoring the recovery.
- Resolved All impacted services have now fully recovered.
Related troubleshooting
The affected services are listed above from OpenAI's official record. If you run into a similar problem, the guides below help you check whether it is a current outage or an issue limited to your setup.
Current ChatGPT Status
This incident has been added to the permanent outage archive. For the current live status, see Is ChatGPT down right now? — the status indicator updates automatically. For the methodology behind these incident records, see our monitoring methodology page.
View this incident on the official OpenAI status page →
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