Resolved · lasted 8 h
Claude outage on September 2
Reports for Claude jumped to 218 an hour and stayed high for 8 h.
- Started
- 2:00 PM
- September 2, 2026 · UTC
- Back to normal
- 10:00 PM
- 8 h later
- Peak
- 218/hr
- 7× normal
- Anthropic’s incident
- 27 min
- Elevated errors for Claude Sonnet 5
Reports during the outage
12:00 PM11:50 PM UTC
What Anthropic said
status.claude.comResolved9:17 – 9:44 PM · 27 min
Elevated errors for Claude Sonnet 5
- Resolved · 9:44 PM
The issue affecting Claude Sonnet 5 has been resolved. Impact occurred from 2:05pm PT / 21:05 UTC to 2:19pm PT / 21:19 UTC.
- Investigating · 9:17 PM
We are investigating elevated errors on requests to Claude Sonnet 5. We will provide an update as soon as possible.
Anthropic posted its first update 7 h 18 min after reports started rising.
Is Claude down right now?
Live status, today’s reports and other past outages.