Claude outage October 21, 2026
Degraded performance for Claude Fable 5
Claude claude.ai was degraded for 40 min on October 21, 2026.
Claude recorded a minor-impact incident affecting claude.ai, Claude API (api.anthropic.com), Claude Code, Claude Cowork on October 21, 2026. It ran for 40 min — 27 min shorter than the archive median of 1 h 7 min.
- Started
- October 21, 2026, 19:49 UTC
- Resolved
- October 21, 2026, 20:29 UTC
- Duration
- 40 min
- Impact
- Minor
What was affected?
How long did it last?
- October 21, 2026, 19:49 UTCinvestigatingT+0
- October 21, 2026, 20:29 UTCresolvedT+40 min
Has this happened before?
This was incident 6 of 16 recorded in October 2026, totalling 172 h 2 min of reported disruption across all Claude components that month. claude.ai was affected by 4 other recorded incidents in the 30 days before this one started. The previous incident touching claude.ai started on October 6, 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 .