Is Anthropic Claude.ai down?
Anthropic Claude.ai is operating normally as of 22:54 UTC on August 28, 2026 — no elevated outage signals for this service.
Whole-provider view: Is Anthropic down? · official status page
Anthropic Claude.ai outage history
35 confirmed incidents on record, newest first. Each links to its permanent retrospective.
August 24, 2026 — Elevated errors for multiple models
resolved after 3h 46m
August 20, 2026 — Elevated errors on requests to multiple models
resolved after 1h 31m
August 19, 2026 — Degraded performance for Claude Opus 5 and Claude Haiku 4.5
resolved after 1h 31m
August 18, 2026 — Degraded performance for multiple models
resolved after 3h 01m
August 17, 2026 — Degraded performance for Claude Opus 5, Claude Sonnet 5
resolved
August 16, 2026 — Service disruption on Claude services
resolved
August 14, 2026 — Elevated errors for Claude Fable 5
resolved
August 13, 2026 — Claude.ai disruption
resolved after 2h 01m
August 12, 2026 — Degraded performance for multiple models
resolved after 4h 31m
August 5, 2026 — Degraded performance for Claude Opus 5
resolved after 7h 46m
August 4, 2026 — Elevated errors across many models
resolved after 1h 31m
August 3, 2026 — Degraded performance on Claude Sonnet 5
resolved after 31m
August 3, 2026 — Error rates across multiple models
resolved after 1h 46m
July 31, 2026 — Degraded performance on Claude Sonnet 5
resolved after 51m
July 30, 2026 — Degraded performance on Claude Opus 4.8
resolved
July 29, 2026 — Elevated errors across many models
resolved
July 27, 2026 — Elevated errors on Claude Opus 5 and Haiku 4.5
resolved after 1h 11m
July 27, 2026 — Elevated errors on Claude Opus 5
resolved after 1h 11m
July 27, 2026 — Elevated errors on Claude Opus 5
resolved after 56m
June 3, 2026 — Elevated errors for Claude Opus 4.7
resolved
June 3, 2026 — Elevated errors for multiple models
resolved
June 3, 2026 — Elevated errors on Sonnet 5 and Haiku 4.5
resolved
June 3, 2026 — Elevated errors for Claude Opus 4.8
resolved
June 3, 2026 — Elevated errors across Fable 5
resolved
June 3, 2026 — Elevated errors for Claude Opus 4.8
resolved
June 3, 2026 — Elevated errors on Haiku 4.5
resolved
June 3, 2026 — Elevated errors across Fable 5
resolved
June 3, 2026 — Elevated errors on several models
resolved
June 3, 2026 — Elevated error rates for Sonnet 5
resolved
June 3, 2026 — Service disruption on Claude Services
resolved
June 3, 2026 — Elevated errors on Haiku 4.5
resolved
June 3, 2026 — Elevated error rate on Opus 4.8
resolved
June 3, 2026 — Claude.ai disruption
resolved
June 3, 2026 — Claude.ai disruption
resolved
June 3, 2026 — Elevated errors for Opus 5
resolved