Elevated errors on Claude Haiku 4.5

Incident Report for Claude

Monitoring

A fix has been implemented and we are monitoring the results.
Posted May 20, 2026 - 08:31 UTC

Investigating

We are currently investigating this issue.
Posted May 20, 2026 - 08:14 UTC
This incident affects: claude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com), Claude Code, and Claude Cowork.