Outage on Opus 4.6 reported. Keep an eye on elevated error rates.
Incident Report: Elevated Error Rates on Opus 4.6
Original: Opus 4.6 elevated rate of errors
Importance: Opus 4.6の障害はユーザーに影響を及ぼす可能性があるため。
Summary
On April 16, 2026, an outage occurred on Opus 4.6, resulting in elevated error rates from 23:03 PT to 00:26 PT. The issue has been identified, and a fix is being implemented. Users may experience impacts, but recovery efforts are currently underway.
Key Points
- An outage occurred on Opus 4.6
- Error rates temporarily increased
- Downtime lasted from 23:03 to 00:26
- The issue has been identified and is being fixed
- User impact is a concern
View developer notes (APIs, breaking changes, migration)
Opus 4.6 had an outage on April 16, 2026, from 23:03 PT to 00:26 PT, causing elevated error rates. The issue has been identified, and a fix is in progress. Developers should stay updated on the recovery status.
Source: https://status.claude.com/incidents/7jbzthbc1dwr
Outlet: Anthropic Status
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