Degraded performance for Claude Fable 5.1

Resolved

Minor impact

Started

Lasted 26m

View official incident ↗

Updates

  1. Resolved

    The issue affecting claude.ai, the Claude API, Claude Code, and Claude Cowork has been resolved. Impact occurred from 00:18 PT / 08:18 UTC on Nov 8 to 00:32 PT / 08:32 UTC on Nov 8.

  2. Monitoring

    A fix has been deployed for Claude Fable 5.1 and we are monitoring for recovery.

  3. Investigating

    We are investigating elevated errors on requests to Claude Fable 5.1. We will provide an update as soon as possible.