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All agents  /  Claude Code  /  History  /  Aug 19, 2026

Claude Code outage on Aug 19, 2026: degraded performance for Claude Opus 5 and Claude Haiku 4.5

Resolved after 1 h 20 min.

09:42 UTC to 11:02 UTC your time. Anthropic: “Degraded performance for Claude Opus 5 and Claude Haiku 4.5.” 0 reports here during the incident.

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Reports during the incident

Every 15 minutes, 08:30 UTC to 12:15 UTC. Grey: normal. Red line: official incident.
08:30 UTC09:42 UTC11:02 UTC12:15 UTC

What people reported

0 reports during the incident

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Anthropic's updates

Quoted from status.claude.com

  1. 09:42 UTC

    Identified

    We have identified the cause of elevated errors on requests to Claude Opus 5 and Claude Haiku 4.5 and are working on a fix. We will provide an update as soon as possible.

  2. 10:33 UTC

    Monitoring

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

  3. 11:02 UTC

    Resolved

    This incident has been resolved.

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