Anthropic resolves elevated errors affecting several Claude models
Anthropic reported elevated errors affecting Mythos 5, Fable 5, Opus 5 and Claude Haiku 4.5. The incident, rated major, lasted 64 minutes and has been resolved.
First seen 25 Jul, 19:44 UTC on status.claude.com1 sourceLast update 86d ago
AnthropicIncident · 25 Jul
Major outage
What the sources say
Linked, never rewritten. Official means the lab itself.
Official1
status.claude.com· 25 Jul, 19:44Elevated errors for Mythos 5, Fable 5, Opus 5 and Claude Haiku 4.5Press0
No independent coverage yet.
How it unfolded
Every source in the order it appeared. Times in UTC.
Keep up with Anthropic
Anthropic on the ScoreIts timelineFollow to mark Anthropic's stories across the site. No account needed.