Outage in Anthropic

Elevated error rates on Opus 4.5 and Sonnet 4.5

Resolved Major
January 14, 2026 - Started 1 day ago - Lasted about 6 hours
Official incident page

Incident Report

We are currently investigating this issue.
Components affected
Anthropic claude.ai Anthropic api.anthropic.com

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Latest Updates ( sorted recent to last )
RESOLVED about 18 hours ago - at 01/14/2026 02:17PM

This incident has been resolved.

MONITORING about 19 hours ago - at 01/14/2026 02:06PM

We are continuing to monitor for any further issues.

MONITORING about 19 hours ago - at 01/14/2026 01:31PM

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

IDENTIFIED about 20 hours ago - at 01/14/2026 12:41PM

We are continuing to work on a fix for this issue.

IDENTIFIED about 21 hours ago - at 01/14/2026 11:22AM

We are continuing to work on a fix for this issue.

IDENTIFIED about 22 hours ago - at 01/14/2026 10:46AM

We are continuing to work on a fix for this issue.

IDENTIFIED about 22 hours ago - at 01/14/2026 10:24AM

We are continuing to work on a fix for this issue.

IDENTIFIED about 22 hours ago - at 01/14/2026 10:16AM

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

MONITORING about 23 hours ago - at 01/14/2026 09:52AM

We are continuing to monitor for any further issues.

MONITORING about 23 hours ago - at 01/14/2026 09:34AM

A fix is being rolled out and we are monitoring the results.

IDENTIFIED about 24 hours ago - at 01/14/2026 08:45AM

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

INVESTIGATING 1 day ago - at 01/14/2026 08:34AM

We are currently investigating this issue.

Latest Anthropic outages

Compaction is having issues - about 1 hour ago
Increased rate of errors for Opus 4.5 - 2 days ago
Increased rate of errors for Opus 4.5 - 3 days ago
Elevated rate of errors for multiple models - 3 days ago
Elevated error rates on Sonnet 4.5 1M context - 5 days ago

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