← Back to Anthropic (Claude) History
major✓ Resolved

Elevated error rates on Claude Opus and Sonnet 4.6

Anthropic (Claude)•Sat, Mar 21, 2026, 12:07 AM
Status
resolved
Duration
1h 37m
Updates
3
Coverage
0 articles

INCIDENT TIMELINE

✓ ResolvedSat, Mar 21, 2026, 01:45 AM
This incident has been resolved.
identifiedSat, Mar 21, 2026, 12:58 AM
We have observed success rates return to normal for Claude Opus 4.6, and are working to fully resolve elevated errors for Claude Sonnet 4.6.
identifiedSat, Mar 21, 2026, 12:17 AM
We have identified an issue resulting in elevated errors on both Claude Opus and Sonnet 4.6, and are working to resolve this issue as quickly as possible.
investigatingSat, Mar 21, 2026, 12:07 AM
We are currently investigating elevated error rates affecting Claude Opus 4.6. Our team is actively working to identify the root cause.

📊 TECHNICAL DETAILS

Internal ID
f74bd518-9661-4185-add6-78e66b477317
External ID
tj7zxr47cfx6
🕐 Started
Sat, Mar 21, 2026, 12:07 AM
🔄 Last Updated
Sat, Mar 21, 2026, 01:45 AM
✓ Resolved
Sat, Mar 21, 2026, 01:45 AM
MAJOR
Impact Level
1h 37m
Total Duration
3
Status Updates
Affected Components
claude.aiplatform.claude.com (formerly console.anthropic.com)Claude API (api.anthropic.com)Claude Code
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