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minor✓ Resolved

Elevated errors on Claude Sonnet 4.6 and on Claude.ai

Anthropic (Claude)•Thu, Mar 12, 2026, 04:07 PM
Status
resolved
Duration
22 minutes
Updates
1
Coverage
0 articles

INCIDENT TIMELINE

✓ ResolvedThu, Mar 12, 2026, 04:30 PM
This incident has been resolved.
monitoringThu, Mar 12, 2026, 04:07 PM
We recently had an incident on Sonnet 4.6 between 8:30 PT / 15:30 UTC and 8:44 PT / 15:44 UTC where users would have seen a higher error rate across Claude Code, Claude API, and Claude.ai. Separately, we also had at around 8:27 PT an incident relate to Claude.ai that lasted a minute.

📊 TECHNICAL DETAILS

Internal ID
19e946f1-67b2-4633-884b-f3444c8010f1
External ID
28hx7gp8hnzw
🕐 Started
Thu, Mar 12, 2026, 04:07 PM
🔄 Last Updated
Thu, Mar 12, 2026, 04:30 PM
✓ Resolved
Thu, Mar 12, 2026, 04:30 PM
MINOR
Impact Level
22 minutes
Total Duration
1
Status Updates
Affected Components
claude.aiClaude API (api.anthropic.com)Claude Code
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