Resolved · lasted 14 h
Claude outage on August 17
Reports for Claude jumped to 1,305 an hour and stayed high for 14 h.
- Started
- 12:00 PM
- August 17, 2026 · UTC
- Back to normal
- 2:00 AM
- 14 h later
- Peak
- 1,305/hr
- 41× normal
- Anthropic’s incident
- 1 h 33 min
- Degraded performance for Claude Opus 5, Claude Sonnet 5
Reports during the outage
10:00 AM3:50 AM UTC
What Anthropic said
status.claude.comResolved1:56 – 3:29 PM · 1 h 33 min
Degraded performance for Claude Opus 5, Claude Sonnet 5
- Resolved · 3:29 PM
This incident has been resolved.
- Monitoring · 2:39 PM
A fix has been implemented and we are monitoring the results.
- Investigating · 2:25 PM
Claude Opus 5 is operational. Claude Sonnet 5 is degraded. We are investigating.
- Investigating · 1:56 PM
We are investigating elevated errors on requests to Claude Opus 5. We will provide an update as soon as possible.
Anthropic posted its first update 1 h 57 min after reports started rising.
What people said
- HCR1:53 PM
529 Overloaded
- ggg11:17 PM
500 error
2 comments during the outage
Is Claude down right now?
Live status, today’s reports and other past outages.