Sonnet 5 experiencing latency spike; Anthropic investigating. Production users should prep backup models.
Degraded performance on Claude Sonnet 5 under investigation
Original: Degraded performance on Claude Sonnet 5
Importance: 本番環境でSonnet 5を使用しているユーザーに直接影響があり、緊急対応が必要な状況
Summary
Anthropic reported degraded performance on Claude Sonnet 5 on July 31 and is currently investigating the issue. While specific causes and affected features are not detailed in the status update, users relying on this model may experience response latency or other disruptions.
Key Points
- Claude Sonnet 5 experiencing performance degradation
- Anthropic launched investigation (Jul 31, 06:18 UTC)
- Root cause not yet disclosed; investigation ongoing
- API users should reinforce retry and fallback strategies
View developer notes (APIs, breaking changes, migration)
Claude Sonnet 5 backend inference or infrastructure experiencing degradation. API requests via developers.anthropic.com may be experiencing increased latency. Developers should reinforce retry logic (exponential backoff) and consider fallback models. Specific HTTP status codes (429 vs 5xx) have not been disclosed; monitoring CloudWatch metrics or Anthropic dashboard is advised.
Source: https://status.claude.com/incidents/jq4x54h69z76
Outlet: Anthropic Status
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