Anthropic experienced a major incident on March 26, 2026 affecting claude.ai and Claude Code, lasting 15m. The incident has been resolved; the full update timeline is below.
Affected components
claude.aiClaude Code
Update timeline
- investigating Mar 26, 2026, 10:25 PM UTC
We are currently investigating an issue resulting in elevated errors for some MCP calls. We will provide an update as soon as possible.
- resolved Mar 26, 2026, 10:41 PM UTC
This incident has been resolved.