Home
Uptime monitoring Observability AI monitoring Real User Monitoring Incident response Integrations & API AI assistants (MCP) Explore the platform →
Pricing
Uptime Calculator Cron Expression Builder HTTP Status Codes Is It Down? All free tools
Platform Blog About Contact FAQ Partners
Sign in Start free

Claude Code incident

Elevated errors for Claude Mythos 5, Claude Fable 5, and Claude Sonnet 5

Resolved after 1 h 34 min.

Started
Ended
Worst state
Partial outage
On Claude Code’s status page
Source
Components
Claude API (api.anthropic.com), Claude Code, Claude Cowork, claude.ai

Live Claude Code status Full Claude Code outage history

Timeline

  1. Claude Code status page · Reported Elevated errors for Claude Mythos 5, Claude Fable 5, and Claude Sonnet 5
  2. Claude Code status page · Investigating We are investigating elevated errors on requests to Claude Mythos 5, Claude Fable 5, and Claude Sonnet 5. We will provide an update as soon as possible.
  3. Claude Code status page · Investigating We are investigating elevated errors on requests to Claude Mythos 5 and Claude Fable 5. We will provide an update as soon as possible.
  4. Claude Code status page · Resolved The issue affecting Claude Mythos 5 and Claude Fable 5 has been resolved.

Cite this incident

Site Qwality, “Elevated errors for Claude Mythos 5, Claude Fable 5, and Claude Sonnet 5,” Aug 13, 2026, https://siteqwality.com/is-claude-code-down/incidents/claude-code-202608131433/

Free to quote with a link to this page.