Major incident

Anthropic (Claude): Elevated errors for Claude Fable 5 and Claude Fable 5.1

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

Current status of Anthropic (Claude): Operational — live Anthropic (Claude) status

Timeline

1. Oct 24, 2026, 05:16 UTC
   investigating
   We are investigating elevated errors on requests to other Claude models. We will provide an update as soon as possible.
2. Oct 24, 2026, 05:24 UTC
   identified
   We have identified the cause of elevated errors on requests to other Claude models and are working on a fix. We will provide an update as soon as possible.
3. Oct 24, 2026, 05:40 UTC
   identified
   We have identified the cause of elevated errors on requests to other Claude models and are working on a fix. We will provide an update as soon as possible.
4. Oct 24, 2026, 05:41 UTC
   monitoring
   A fix has been deployed for the issue affecting Claude services and we are monitoring for recovery.
5. Oct 24, 2026, 05:53 UTC
   resolved
   The issue affecting Claude services has been resolved. Impact occurred from 22:00 PT on October 23 / 05:00 UTC on October 24 to 22:35 PT on October 23 / 05:35 UTC on October 24.

Updates as published by Anthropic (Claude) (original).