Claude outage September 1, 2026
Degraded performance on platform.claude.com and Claude for Microsoft Office 365
Claude claude.ai was degraded for 1 h 2 min on September 1, 2026.
Claude recorded a minor-impact incident affecting claude.ai, Claude Console (platform.claude.com) on September 1, 2026. It ran for 1 h 2 min — 5 min shorter than the archive median of 1 h 7 min.
- Started
- September 1, 2026, 17:05 UTC
- Resolved
- September 1, 2026, 18:07 UTC
- Duration
- 1 h 2 min
- Impact
- Minor
What was affected?
How long did it last?
- September 1, 2026, 17:05 UTCinvestigatingT+0
- September 1, 2026, 17:52 UTCmonitoringT+47 min
- September 1, 2026, 18:07 UTCresolvedT+1 h 2 min
Has this happened before?
This was incident 2 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 22 other recorded incidents in the 30 days before this one started. The previous incident touching claude.ai started on September 1, 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 .