GPT-5.1 Codex Max Elevated Error Rate9:56 AMAll impacted services have now fully recovered.

Resolved Minor impact

On April 7, 2026 at 09:49 UTC, ChatgptDown.chat recorded an incident affecting codex with a minor impact. The incident has been fully resolved. The incident was titled: “GPT-5.1 Codex Max Elevated Error Rate9:56 AMAll impacted services have now fully recovered.”.

Incident Facts

Started
Resolved
Affected service
codex
Severity
Minor
Current state
Resolved

Timeline

  1. Incident detected Our monitor first logged degraded signals at this time.
  2. Incident resolved

What this meant for users

Most users likely experienced brief hiccups or localized errors during this window. If you hit the same issue at a different time, the guides below are the fastest place to diagnose whether it's a repeat outage or a client-side issue.