OpenAI outage — July 27, 2026
We’re seeing elevated latency, timeouts, and interrupted streaming across gpt 5.1 mini model and gpt 4.1 mini
OpenAI’s Multiple services has a confirmed disruption, detected on July 27, 2026. 503Radar’s sensors raised the first signal at 06:38 UTC, 11h 29m before the official status page acknowledged impact.
Key facts
| Detected | July 27, 2026 · 06:38 UTC |
| Confirmed | 18:08 UTC · lead time 11h 29m |
| Service | Multiple services |
| Official record | https://status.openai.com |
Timeline
- 06:38Z
Detected · Signal
8 crowd signals for Multiple services on OPENAI crossed the signal threshold. - 18:08Z
Confirmed · Official
An official OPENAI status-page notice corroborated the event — 11h 29m after detection.
How this was detected
1 independent evidence class for Multiple services on OPENAI. 8 crowd reports across bluesky, hn_comments, mastodon (below the anomaly threshold), z=+0.2σ vs the cell baseline. Official notice confirms it, 11h 29m after the crowd.