Claude outage September 1, 2026
Degraded performance on Claude for Microsoft Office 365
Claude claude.ai was degraded for 20 min on September 1, 2026.
Claude recorded a minor-impact incident affecting claude.ai on September 1, 2026. It ran for 20 min — 47 min shorter than the archive median of 1 h 7 min.
- Started
- September 1, 2026, 16:02 UTC
- Resolved
- September 1, 2026, 16:22 UTC
- Duration
- 20 min
- Impact
- Minor
What was affected?
How long did it last?
- September 1, 2026, 16:02 UTCinvestigatingT+0
- September 1, 2026, 16:22 UTCresolvedT+20 min
Has this happened before?
This was incident 1 of 10 recorded in September 2026, totalling 109 h 47 min of reported disruption across all Claude components that month. claude.ai was affected by 21 other recorded incidents in the 30 days before this one started. The previous incident touching claude.ai started on August 31, 2026. These comparisons are drawn from our archive, which starts on July 14, 2026. See the full outage history.
Summarized by Claude Network from Claude Status. Last verified .