Claude.ai Outage History

Claude.ai had 52 outages in the last 2 years totaling 2h 36m of downtime — averaging 2.1 incidents per month.

There were 52 Claude.ai outages since March 18, 2026 totaling 2h 36m of downtime. Each is summarised below — incident details, duration, and resolution information.

Source: https://status.anthropic.com

Major March 19, 2026

Elevated errors across surfaces

Detected by Pingoru: Mar 19, 2026, 12:28 AM UTC
Resolved: Mar 19, 2026, 01:38 AM UTC
Duration: 1h 9m

Affected: claude.aiClaude Console (platform.claude.com)Claude API (api.anthropic.com)Claude Code

Timeline · 3 updates

investigating Mar 19, 2026, 12:28 AM UTC

We are currently investigating this issue. Our team is actively working to identify the root cause.
monitoring Mar 19, 2026, 01:21 AM UTC

From 23:59–00:30 UTC, users experienced elevated errors when trying to authenticate across various Claude surfaces including Claude.ai and Claude Code. This issue has been resolved, and we are monitoring closely to ensure no further issues.
resolved Mar 19, 2026, 01:38 AM UTC

This incident has been resolved.

Read the full incident report →

Major March 18, 2026

Increased errors on Opus 4.6

Detected by Pingoru: Mar 18, 2026, 12:30 PM UTC
Resolved: Mar 18, 2026, 01:58 PM UTC
Duration: 1h 27m

Affected: claude.aiClaude Console (platform.claude.com)Claude API (api.anthropic.com)Claude CodeClaude for Government

Timeline · 4 updates

investigating Mar 18, 2026, 12:30 PM UTC

We are currently investigating this issue.
monitoring Mar 18, 2026, 01:19 PM UTC

A fix has been implemented and we are monitoring the results.
monitoring Mar 18, 2026, 01:25 PM UTC

A fix has been implemented and we are monitoring the results.
resolved Mar 18, 2026, 01:58 PM UTC

This incident has been resolved.

Read the full incident report →