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Anthropic · AIOct 25, 2026, 08:17 UTC yesterday

Elevated errors for Claude Fable 5.1

MajorNot disclosedUpdated 15h ago
Oct 25, 08:17 UTCOct 25, 08:49 UTC
Duration
32m
Impact
Major
Root cause
Not disclosed
Anthropic, 90 days
55 incidents
Affected
claude.aiClaude API (api.anthropic.com)Claude CodeClaude Cowork
Status page

Final update

The issue affecting Claude services has been resolved. Impact occurred from 01:08 PT / 08:08 UTC to 01:29 PT / 08:29 UTC.

Timeline

  1. Resolved · Oct 25, 08:49 UTC
    The issue affecting Claude services has been resolved. Impact occurred from 01:08 PT / 08:08 UTC to 01:29 PT / 08:29 UTC.
  2. Monitoring · Oct 25, 08:30 UTC
    A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.
  3. Identified · Oct 25, 08:17 UTC
    We have identified the cause of elevated errors on requests to Claude Fable 5.1 and are working on a fix. We will provide an update as soon as possible.
  4. Investigating · Oct 25, 08:17 UTC
    We are investigating elevated errors on requests to Claude Fable 5.1. We will provide an update as soon as possible.

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