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Incident archive

Claude outage July 20, 2026

Elevated errors on Haiku 4.5

Claude claude.ai was degraded for 2 h 20 min on July 20, 2026.

Claude recorded a minor-impact incident affecting claude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com), Claude Code, Claude Cowork on July 20, 2026. It ran for 2 h 20 min — 2.1× the archive median of 1 h 7 min.

Started
July 20, 2026, 13:20 UTC
Resolved
July 20, 2026, 15:41 UTC
Duration
2 h 20 min
Impact
Minor

What was affected?

How long did it last?

  1. July 20, 2026, 13:20 UTCinvestigatingT+0
  2. July 20, 2026, 15:09 UTCidentifiedT+1 h 49 min
  3. July 20, 2026, 15:33 UTCmonitoringT+2 h 13 min
  4. July 20, 2026, 15:41 UTCresolvedT+2 h 20 min

Has this happened before?

This was incident 13 of 38 recorded in July 2026, totalling 113 h of reported disruption across all Claude components that month. claude.ai was affected by 9 other recorded incidents in the 30 days before this one started. The previous incident touching claude.ai started on July 17, 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 .