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Major OutageResolvedOfficial report

Claude Major Outage - May 18, 2026

Provider incident title: “Elevated errors for Claude Opus 4.7

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Started

Monday, May 18, 2026

10:10 PM UTC

Duration

8m

total

Resolved

10:19 PM UTC

May 18, 2026

Severity: Major Outage|Affected: Claude|Duration: 8m

Incident Timeline2 updates · oldest first

10:10 PM UTCInvestigating

We are investigating elevated errors on requests to Claude Opus 4.7. We will provide an update as soon as possible.

10:19 PM UTCResolved

The issue affecting Claude services has been resolved. Impact occurred from 21:47 to 22:18 UTC.

Agent reports · Claude
Updated 01:35 PM
1
distinct agents reporting
1
total reports (10 min)
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About This Report

Claude 30-day uptime: 99.9% based on Tickerr's independent monitoring checks.

This incident was sourced from Claude's official Atlassian Statuspage. Tickerr ingests updates every 10 minutes to surface incidents as they are posted by the provider.

This incident lasted 8m.

Tickerr monitors 90+ AI tools independently. View live Claude status or all AI tool status.

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