Elevated errors for Claude Fable 5

Event timeline

How this incident unfolded, from the official status page.

1. Identified

   2 months ago

   Anthropic

   We have identified the cause of elevated errors on requests to Claude Fable 5 and are working on a fix. We will provide an update as soon as possible.

2. Identified

   2 months ago

   Anthropic

   We have identified the cause of the issue affecting claude.ai and are working on a fix. We will provide an update as soon as possible.

3. Identified

   2 months ago

   Anthropic

   We have identified the cause of the issue affecting Claude services and are working on a fix. We will provide an update as soon as possible.

4. Resolved

   2 months ago

   Anthropic

   The issue affecting Claude services has been resolved. Impact occurred from 20:00 Aug 14, 2026 to 00:11 Aug 15 , 2026 UTC.