Outage in Claude

Elevated errors on Claude Opus 4.6

Resolved Minor

March 31, 2026 - Started about 11 hours ago - Lasted about 1 hour
Official incident page

Incident Report

Summary AI Generated

Claude Opus 4.6 experienced elevated error rates starting at 1:33 PT, affecting both claude.ai and api.anthropic.com services. Error rates returned to baseline levels at 2:19 PT, and the incident was fully resolved after 53 minutes of impact.

Issue started at 1:33 PT / 8:53 UTC.

Components affected

Claude claude.ai Claude api.anthropic.com

Latest Updates ( sorted recent to last )

RESOLVED about 10 hours ago - at 03/31/2026 09:44AM

This incident has been resolved.

MONITORING about 11 hours ago - at 03/31/2026 09:21AM

At baseline error rate from 2:19 PT / 9:19 UTC.

INVESTIGATING about 11 hours ago - at 03/31/2026 08:53AM

Issue started at 1:33 PT / 8:53 UTC.

Latest Claude outages

Opus 4.6 error rate elevated - 30 minutes ago

Dispatch sessions not responding in Claude Desktop - 3 days ago

Elevated error rates on Opus 4.6 - 5 days ago

Elevated errors for MCP calls - 5 days ago

Elevated errors on Claude Opus 4.6 and Sonnet 4.6 - 5 days ago

The Status Page Aggregator with Early Outage Detection

With IsDown, you can monitor all your critical services' official status pages from one centralized dashboard and receive instant alerts the moment an outage is detected. Say goodbye to constantly checking multiple sites for updates and stay ahead of outages with IsDown.

Start free trial

No credit card required · Cancel anytime · 6020 services available

Integrations with Slack Microsoft Teams Google Chat Datadog PagerDuty Zapier Discord Webhook