← Back to Anthropic (Claude) History
major✓ Resolved
Elevated error rates on Opus 4.6
Status
resolved
Duration
9h 50m
Updates
6
Coverage
0 articles
INCIDENT TIMELINE
✓ ResolvedFri, Mar 27, 2026, 04:50 PM
This incident has been resolved.
monitoringFri, Mar 27, 2026, 01:46 PM
As of 6:40 PT / 13:40 UTC our error rate has returned to the baseline. We are still monitoring the current situation.
identifiedFri, Mar 27, 2026, 01:34 PM
We have mitigated the main issue and the error rate for Opus 4.6 is hovering around 0.4% which is still high, but much better than the performance during the previous hours. We are waiting for a more permanent fix to land in the near future.
investigatingFri, Mar 27, 2026, 12:09 PM
As of 5:00 PT / 12:00 UTC Sonnet 4.6 is now healthy. We are still working to fix Opus 4.6.
investigatingFri, Mar 27, 2026, 11:21 AM
Sonnet 4.6 is also showing elevated errors.
investigatingFri, Mar 27, 2026, 11:04 AM
We are continuing to investigate the ongoing incident.
investigatingFri, Mar 27, 2026, 06:59 AM
We are currently investigating this issue.
📊 TECHNICAL DETAILS
Internal ID
b04010be-51f8-43f8-800f-ac6532c38d6b
External ID
b9802k1zb5l2
🕐 Started
Fri, Mar 27, 2026, 06:59 AM
🔄 Last Updated
Fri, Mar 27, 2026, 04:50 PM
✓ Resolved
Fri, Mar 27, 2026, 04:50 PM
MAJOR
Impact Level
9h 50m
Total Duration
6
Status Updates
Affected Components
claude.aiplatform.claude.com (formerly console.anthropic.com)Claude API (api.anthropic.com)Claude CodeClaude for Government
REQUEST COVERAGE
No article has been written for this incident yet. When 100 people request coverage, we automatically generate one.
0 / 100 requests100 more needed