Anthropic incident

Elevated errors for Claude Fable 5.1

Resolved after 32 minutes, affecting claude.ai and Claude API (api.anthropic.com) and 1 more, on October 25, 2026.

resolved Oct 25, 2026, 08:49 AM 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.

Started
Oct 25, 2026, 08:17 AM UTC
Resolved
Oct 25, 2026, 08:49 AM UTC
Duration
32m
Detected by Pingoru
Oct 25, 2026, 08:17 AM UTC

Affected components

claude.aiClaude API (api.anthropic.com)Claude CodeClaude Cowork

Update timeline

  1. investigating Oct 25, 2026, 08:17 AM UTC

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

  2. identified Oct 25, 2026, 08:17 AM 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.

  3. monitoring Oct 25, 2026, 08:30 AM UTC

    A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.

  4. resolved Oct 25, 2026, 08:49 AM 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.

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