Anthropic incident

Elevated errors for Claude Opus 4.8

Major Resolved View vendor source →

Anthropic experienced a major incident on May 29, 2026 affecting claude.ai and Claude Console (platform.claude.com) and 1 more component, lasting 36m. The incident has been resolved; the full update timeline is below.

Started
May 29, 2026, 06:35 PM UTC
Resolved
May 29, 2026, 07:12 PM UTC
Duration
36m
Detected by Pingoru
May 29, 2026, 06:35 PM UTC

Affected components

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

Update timeline

  1. investigating May 29, 2026, 06:35 PM UTC

    We are investigating elevated errors on requests to Claude Opus 4.8. We will provide an update as soon as possible.

  2. monitoring May 29, 2026, 06:55 PM UTC

    A fix has been deployed for Claude Opus 4.8 and success rates have returned to normal. Users saw elevated errors on requests to the model from 18:16–18:42 UTC.

  3. resolved May 29, 2026, 07:12 PM UTC

    This issue has been resolved.