OpenAI / ChatGPT
Outage

ChatGPT outage on September 15, 2026: what happened and how long it lasted

On September 15, 2026, OpenAI / ChatGPT had an outage between 15:58 and 00:30 UTC, about 1.4 d in total. The vendor posted 4 incidents.

Live status

Timeline (UTC)

  1. OfficialOfficial incident posted: Elevated errors affecting Work Mode in ChatGPT
  2. OfficialOfficially resolved: Elevated errors affecting Work Mode in ChatGPT
  3. OfficialOfficial incident posted: Elevated errors from GPT-5.6 and GPT-5.6 Instant on paid plans
  4. OfficialOfficially resolved: Elevated errors from GPT-5.6 and GPT-5.6 Instant on paid plans
  5. OfficialOfficial incident posted: Ads Manager login issues
  6. OfficialOfficially resolved: Ads Manager login issues
  7. OfficialOfficial incident posted: Elevated errors with gpt-image-2.5-flare
  8. OfficialOfficially resolved: Elevated errors with gpt-image-2.5-flare

Hourly measurements (UTC)

00:0012:0023:00
Was ChatGPT down on September 15, 2026?

On September 15, 2026, OpenAI / ChatGPT had an outage between 15:58 and 00:30 UTC, about 1.4 d in total. The vendor posted 4 incidents.

Is ChatGPT working now?

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