Degraded performance for Claude Fable 5

Official status page Resolved

Started

Oct 21, 2026 · 19:49 UTC

Resolved

Oct 21, 2026 · 20:29

Lasted

40 min

Affected components

claude.ai Claude API (api.anthropic.com) Claude Code Claude Cowork

Updates

1. Resolved

   The issue affecting other Claude models has been resolved.

   Oct 21, 2026 · 20:29 UTC
2. Investigating

   We are investigating elevated errors on requests to Claude Fable 5. We will provide an update as soon as possible.

   Oct 21, 2026 · 19:49 UTC

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