Increased errors in Claude Opus 4.7. Fixed and now monitoring the results.
Report on Increased Errors in Claude Opus 4.7
Original: Elevated errors on Claude Opus 4.7
Importance: エラー増加は一部ユーザーに影響を与えるため。
Summary
On May 8, 2026, an increase in errors was reported for Claude Opus 4.7. The issue was investigated, a fix was implemented, and results are currently being monitored. Affected users should keep an eye on the service as it returns to normal.
Key Points
- Error increase reported on May 8
- Issue was fixed during investigation
- Results are currently being monitored
View developer notes (APIs, breaking changes, migration)
On May 8, 2026, an increase in errors in Claude Opus 4.7 was confirmed, leading to an investigation. The issue was investigated at 17:01 UTC, and a fix was implemented at 17:13 UTC. Currently, they are monitoring the results to minimize user impact.
Source: https://status.claude.com/incidents/5p98r08qfvwl
Outlet: Anthropic Status
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