Anthropic outage — July 30, 2026
Degraded performance on Claude Opus 4.8
Anthropic’s Claude.ai was disrupted for 3h 34m on July 30, 2026. 503Radar’s sensors raised the first signal at 10:59 UTC, 2h 48m before the official status page acknowledged impact.
Key facts
| Detected | July 30, 2026 · 10:59 UTC |
| Confirmed | 13:48 UTC · lead time 2h 48m |
| Resolved | 14:34 UTC |
| Duration | 3h 34m |
| Service | Claude.ai |
| Official record | https://stspg.io/6qltqbknbcmn |
Timeline
- 10:59Z
Detected · Signal
3 crowd signals for Claude.ai on ANTHROPIC crossed the signal threshold. - 13:48Z
Confirmed · Official
An official ANTHROPIC status-page notice corroborated the event — 2h 48m after detection. - 14:34Z
Resolved
Signal volume fell back below the threshold; the event was closed.
How this was detected
1 independent evidence class for claude-ai on ANTHROPIC. 3 crowd reports across bluesky (single platform — not corroborating), z=+0.1σ vs the cell baseline. Official notice confirms it, 2h 48m after the crowd.