Resolved
As of 08:52 UTC we have full recovery for the Claude 4 Sonnet model
Posted Jul 21, 2025 - 08:57 UTC
Monitoring
A fix has been implemented and we are monitoring the results.
Posted Jul 21, 2025 - 08:44 UTC
Identified
The issue has been identified and a fix is being implemented.
Posted Jul 21, 2025 - 08:13 UTC
Update
We are continuing to investigate this issue.
Posted Jul 21, 2025 - 07:23 UTC
Investigating
We are currently investigating an issue with Claude 4 Sonnet that started at 6:15 UTC.
Posted Jul 21, 2025 - 07:12 UTC
This incident affected: claude.ai, platform.claude.com (formerly console.anthropic.com), Claude API (api.anthropic.com), and Claude Code.