Anthropic incident

Elevated errors on Claude Opus 4.8 (Fast Mode)

Minor Resolved View vendor source →

Anthropic experienced a minor incident on June 9, 2026 affecting claude.ai and Claude API (api.anthropic.com) and 1 more component, lasting 29m. The incident has been resolved; the full update timeline is below.

Started
Jun 09, 2026, 03:13 AM UTC
Resolved
Jun 09, 2026, 03:42 AM UTC
Duration
29m
Detected by Pingoru
Jun 09, 2026, 03:13 AM UTC

Affected components

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

Update timeline

  1. investigating Jun 09, 2026, 03:13 AM UTC

    We are currently investigating this issue.

  2. resolved Jun 09, 2026, 03:42 AM UTC

    This issue has been resolved. Claude Opus 4.8 (Fast Mode) saw elevated errors from 7:50 PM PT / 02:50 UTC to 8:30 PM PT / 03:30 UTC.