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Outage in Anthropic

Elevated errors on Haiku 4.5

Resolved Minor
July 20, 2026 - Started 2 days ago - Lasted about 2 hours
Official incident page

Incident Report

Summary AI Generated

Anthropic experienced elevated errors on the Haiku 4.5 model lasting approximately 2.4 hours, affecting claude.ai, the Anthropic console, and the API. The issue was identified and a fix was implemented within roughly 20 minutes of identification. The incident was fully resolved after a short monitoring period.

We are currently investigating this issue.

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Latest Updates ( sorted recent to last )
RESOLVED 1 day ago - at 07/20/2026 03:41PM

This incident has been resolved.

MONITORING 1 day ago - at 07/20/2026 03:33PM

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

IDENTIFIED 1 day ago - at 07/20/2026 03:09PM

The issue has been identified and a fix is being implemented.

INVESTIGATING 2 days ago - at 07/20/2026 01:20PM

We are currently investigating this issue.

Latest Anthropic outages

Elevated errors on several models - about 16 hours ago
Elevated errors on Haiku 4.5 - about 19 hours ago
Elevated errors across Fable 5 - about 21 hours ago
Elevated errors across models - about 22 hours ago

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