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Incident archive

Claude outage September 22, 2026

Elevated errors for multiple models

Claude claude.ai was down for 1 h 38 min on September 22, 2026.

Claude recorded a major-impact incident affecting claude.ai, Claude API (api.anthropic.com), Claude Code, Claude Cowork on September 22, 2026. It ran for 1 h 38 min — 31 min longer than the archive median of 1 h 7 min.

Started
September 22, 2026, 00:57 UTC
Resolved
September 22, 2026, 02:35 UTC
Duration
1 h 38 min
Impact
Major

What was affected?

How long did it last?

  1. September 22, 2026, 00:57 UTCinvestigatingT+0
  2. September 22, 2026, 01:17 UTCidentifiedT+20 min
  3. September 22, 2026, 01:35 UTCidentifiedT+38 min
  4. September 22, 2026, 02:11 UTCmonitoringT+1 h 14 min
  5. September 22, 2026, 02:35 UTCresolvedT+1 h 38 min

Has this happened before?

This was incident 11 of 12 recorded in September 2026, totalling 113 h 31 min of reported disruption across all Claude components that month. claude.ai was affected by 12 other recorded incidents in the 30 days before this one started. The previous incident touching claude.ai started on September 15, 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 .