Outage in Claude

Elevated errors on Claude Sonnet 4.5

Resolved Minor

January 21, 2026 - Started about 2 months ago - Lasted about 1 hour
Official incident page

Incident Report

We are currently investigating this issue.

Components affected

Claude claude.ai Claude console.anthropic.com Claude api.anthropic.com

Latest Updates ( sorted recent to last )

RESOLVED about 2 months ago - at 01/21/2026 03:32PM

This incident has been resolved.

MONITORING about 2 months ago - at 01/21/2026 03:28PM

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

IDENTIFIED about 2 months ago - at 01/21/2026 03:01PM

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

INVESTIGATING about 2 months ago - at 01/21/2026 02:44PM

We are currently investigating this issue.

Latest Claude outages

Elevated errors on Claude Haiku 4.5 - 3 days ago

Filesystem connector missing from Claude Desktop - 4 days ago

Elevated TCP three-way handshake failures on api.anthropic.com - 4 days ago

Elevated errors on Claude Haiku 4.5 - 6 days ago

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