OpenAI incident: Degraded performance in GPT-6.1 Sol Codex and Work mode

1. resolvedOct 13, 2026, 16:36 UTC

   We have resolved the issue causing degraded performance with GPT-6.1 Sol in Codex and ChatGPT Work.

2. monitoringOct 13, 2026, 09:30 UTC

   We have applied the mitigation and are monitoring the recovery.

3. investigatingOct 13, 2026, 08:22 UTC

   We are investigating the issue for the listed services.

4. investigatingOct 13, 2026, 08:18 UTC

   Degraded performance on GPT 6.1 Sol Codex and Work mode

5. investigatingOct 13, 2026, 08:10 UTC

   We are investigating the issue for the listed services.

What APIStatus.watch saw

• Oct 13, 2026, 08:19 UTCoperational → degraded
• Oct 13, 2026, 16:39 UTCdegraded → operational

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How often does OpenAI have incidents?

OpenAI reported 48 incidents in the last 90 days, 9 of them major or critical. A typical incident lasted 1h 28m. See OpenAI's uptime and incident history