Claude.ai unavailable and elevated errors on the API

Resolved

This incident has been resolved.

Update

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.

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.

Update

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.

Investigating

We are investigating an issue preventing users from reaching Claude.ai, and will provide an update as soon as possible.