Outage in Anthropic
Elevated errors on Claude Opus 4.6 and Sonnet 4.6
Resolved MajorIncident Report
Summary AI Generated
Anthropic experienced elevated errors affecting Claude Opus 4.6 and Sonnet 4.6 models across both claude.ai and api.anthropic.com for 2.9 hours. Users reported that Claude crashed and would not respond to queries during the outage. The incident was resolved after investigation and remediation efforts.
We are currently investigating this issue.
Trusted by 1,000+ teams
The Status Page Aggregator with Early Outage Detection
Stop finding out about outages from your users. Monitor 6,320+ cloud services and get alerted the second something breaks.
Start Free Trial
- No credit card
- 14-day trial
- 2-minute setup
Latest Updates ( sorted recent to last )
RESOLVED
about 1 month ago - at 03/13/2026 09:27PM
This incident has been resolved.
INVESTIGATING
about 1 month ago - at 03/13/2026 06:37PM
We are currently investigating this issue.
Latest Anthropic outages
Failures to add Credentials to Vaults - 2 days ago
Claude Cowork not starting for some users - 2 days ago
Opus 4.6 elevated rate of errors - 3 days ago
Elevated errors on Claude.ai, API, Claude Code - 4 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 trialNo credit card required · Cancel anytime · 6320 services available
Integrations with
