Sep 11 , 14:37 UTC Resolved - The issue affecting Claude services has been resolved. Impact occurred from 13:57 to 14:20 UTC Sep 11 , 14:28 UTC Update - A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery. Sep 11 , 14:28 UTC Monitoring - A fix has been deployed for Claude Mythos 5.1 and Claude Fable 5.1 and we are monitoring for recovery.
Elevated errors for Claude Mythos 5.1 and Claude Fable 5.1
calendar_today
September 11, 2026
domain
claude