OpenAI outage — August 21, 2026
Unexpected logouts for some ChatGPT web users
OpenAI’s ChatGPT has a confirmed disruption, detected on August 21, 2026. 503Radar’s sensors raised the first signal at 08:53 UTC, 11h 14m before the official status page acknowledged impact.
Key facts
| Detected | August 21, 2026 · 08:53 UTC |
| Confirmed | 20:08 UTC · lead time 11h 14m |
| Service | ChatGPT |
| Official record | https://status.openai.com |
Timeline
- 08:53Z
Detected · Signal
12 crowd signals for ChatGPT on OPENAI crossed the signal threshold. - 20:08Z
Confirmed · Official
An official OPENAI status-page notice corroborated the event — 11h 14m after detection.
How this was detected
1 independent evidence class for chatgpt on OPENAI. 12 crowd reports across bluesky (single platform — not corroborating), z=+2.0σ vs the cell baseline. Official notice confirms it, 11h 14m after the crowd.