Anthropic incident
Elevated timeouts on requests to Claude Opus 4.6 and Sonnet 4.6
Anthropic experienced a major incident on April 1, 2026 affecting claude.ai and Claude API (api.anthropic.com) and 1 more component, lasting —. The incident has been resolved; the full update timeline is below.
Affected components
claude.aiClaude API (api.anthropic.com)Claude Code
Update timeline
- resolved Apr 01, 2026, 07:01 AM UTC
We have identified an issue which resulted in elevated rates of timeouts when making requests to Claude Opus 4.6 and Sonnet 4.6 from 17:45 UTC on March 31 through 05:52 UTC on April 1. This issue has been resolved.