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Elevated errors for Claude Fable 5.1, Sonnet 5.5, and Haiku 5.5

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Claude · Resolved · 37m
Recorded timeline
  1. Started · identified
    We have identified the cause of elevated errors on requests to Claude Fable 5.1, Sonnet 5.5, and Haiku 5.5, as well as fast mode requests to Opus 5.5 and are working on a fix. We will provide an update as soon as possible.
  2. Update · monitoring
    We are seeing success rates return to normal for all affected models, and are continuing to monitor to ensure no further issues.
  3. Resolved · resolved
    Elevated errors for Claude Fable 5.1, Sonnet 5.5, and Haiku 5.5 resolved