Claude Status · History · Incident #4143

RESOLVED

Elevated errors for Claude Opus 4.8

Major · Started May 29, 2026 · 6:35 PM

  • Duration

    36m

  • Severity

    Major

  • Detection lead

  • User reports

Summary

Elevated errors for Claude Opus 4.8

This issue has been resolved.


  • Started

    May 29, 2026 · 6:35 PM

  • Resolved

    May 29, 2026 · 7:12 PM

  • Duration

    36m

  • Severity

    Major

Event timeline

How this incident unfolded

  • Investigating

    May 29 · 6:35 PM Claude

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

  • Monitoring

    May 29 · 6:55 PM Claude

    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.

  • Resolved

    May 29 · 7:12 PM Claude

    This issue has been resolved.

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