Elevated errors for multiple models

Incident Report for Claude

Identified

We have identified the cause of elevated errors on requests to Claude Mythos 5, Claude Fable 5, Claude Opus 5, and other Claude models and are working on a fix. We will provide an update as soon as possible.
Posted Aug 24, 2026 - 05:27 UTC

Investigating

We are investigating elevated errors on requests to Claude Mythos 5, Claude Fable 5, Claude Opus 5, and Claude Opus 4.8. We will provide an update as soon as possible.
Posted Aug 24, 2026 - 05:06 UTC
This incident affects: claude.ai, Claude API (api.anthropic.com), Claude Code, and Claude Cowork.