Outage
ChatGPT outage on September 17, 2026: what happened and how long it lasted
On September 17, 2026, OpenAI / ChatGPT had an outage between 19:03 and 21:50 UTC, about 2.8 h in total. The vendor posted 2 incidents.
Timeline (UTC)
- OfficialOfficial incident posted: Elevated errors affecting ChatGPT Work mode
- OfficialOfficially resolved: Elevated errors affecting ChatGPT Work mode
- OfficialOfficial incident posted: We are seeing elevated error rates across API models
- OfficialOfficially resolved: We are seeing elevated error rates across API models
Hourly measurements (UTC)
00:0012:0023:00
Was ChatGPT down on September 17, 2026?
On September 17, 2026, OpenAI / ChatGPT had an outage between 19:03 and 21:50 UTC, about 2.8 h in total. The vendor posted 2 incidents.
Is ChatGPT working now?
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