Claude.ai unavailable and elevated errors on the API
Resolved
This incident has been resolved.
Posted 1 hour ago. Apr 28, 2026 - 19:15 UTC
Monitoring
We are seeing success rates across all services return to normal, and are monitoring closely to prevent any further issues. Impact occurred from 17:34–18:52 UTC.
Posted 2 hours ago. Apr 28, 2026 - 18:59 UTC
Update
We are continuing to work to resolve the issues preventing users from accessing Claude.ai, and causing elevated authentication errors for requests to the API and Claude Code.
Posted 2 hours ago. Apr 28, 2026 - 18:33 UTC
Identified
We have identified an issue resulting in elevated errors on the Anthropic API, as well as issues accessing Claude.ai, including log-in paths for Claude Code. We are working to resolve these issues, and will provide an update as soon as possible.
Posted 3 hours ago. Apr 28, 2026 - 17:51 UTC
Investigating
We are investigating an issue preventing users from reaching Claude.ai, and will provide an update as soon as possible.
Posted 3 hours ago. Apr 28, 2026 - 17:41 UTC
This incident affected: claude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com), Claude Code, Claude Cowork, and Claude for Government.