OpenAI service status
MajorresolvedCloud
Authentication errors for some users
On October 20, from 9:35 to 10:35 a.m. PDT, some users near Illinois experienced authentication errors with the API, ChatGPT, and Codex. We rolled back a configuration change, and service was restored.
Started
Oct 21, 2026, 10:36 PM UTC
Resolved
Oct 20, 2026, 5:35 PM UTC
Duration
-1741m
Verified sources
Incident Detail
InvestigatingOct 21, 11:04 PM
Some users near Illinois experienced authentication errors with the API, ChatGPT, and Codex.
ResolvedOct 21, 11:04 PM
On October 20, from 9:35 to 10:35 a.m. PDT, some users near Illinois experienced authentication errors with the API, ChatGPT, and Codex. We rolled back a configuration change, and service was restored.