Claude Status · History · Incident #4174

RESOLVED

Sonnet 4.5 elevated errors

Minor · Started Jun 1, 2026 · 9:08 AM

Duration

19m
Severity

Minor
Detection lead

—
User reports

Peak 1/hr

Summary

Sonnet 4.5 elevated errors

This incident has been resolved.

Started

Jun 1, 2026 · 9:08 AM
Resolved

Jun 1, 2026 · 9:28 AM
Duration

19m
Severity

Minor

Event timeline

How this incident unfolded

◐

Investigating
Jun 1 · 9:08 AM Claude

We are currently investigating this issue.
◉

Monitoring
Jun 1 · 9:13 AM Claude

A fix has been implemented and we are monitoring the results.
◉

Monitoring
Jun 1 · 9:17 AM Claude

We are continuing to monitor for any further issues.
✓

Resolved
Jun 1 · 9:28 AM Claude

This incident has been resolved.

User reports · incident window

Report volume over time

Hourly report count. Red bars mark the incident window.

Peak: 1 reports/hr

← Before incident After →

Pattern

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