Resolved incident

Elevated errors across many models

Anthropic · Major · Started

Duration
4h 51m
Severity
Major
Status
Resolved

Summary

Major · Resolved

This incident has been resolved.

View official incident ↗

Event timeline

How this incident unfolded, from the official status page.

  1. Investigating

    Anthropic

    We are currently investigating this issue.

  2. Identified

    Anthropic

    All models except Opus 5 have recovered. We're working to recover Opus 5 as well.

  3. Identified

    Anthropic

    As of 7:32 UTC / 0:32 PT, Opus 5 errors are back to baseline but we're seeing again Sonnet 5's errors up.

  4. Identified

    Anthropic

    As of 8:05 UTC / 1:05 PT, Sonnet 5 errors are back to baseline, but we're seeing an increased error rate on Fable 5.

  5. Identified

    Anthropic

    As of 01:33 PT / 08:33 UTC we are back to errors across all models.

  6. Monitoring

    Anthropic

    As of 2:58 PT / 9:58 UTC the errors are back to baseline.

  7. Monitoring

    Anthropic

    We are also investigating issues with Opus 4.7 and Opus 4.5.

  8. Resolved

    Anthropic

    This incident has been resolved.