Between 14:17 and 17:11 UTC, our primary application database experienced severely degraded I/O performance following a routine maintenance operation, causing slow or failed requests on Claude.ai and preventing new or refreshed sign-ins for Claude Code and the Console. API traffic via Claude Developer Platform was unaffected.
Posted Mar 11, 2026 - 17:56 UTC
Resolved
The incident is now resolved. To recap we had an incident starting at 07:17 PT / 14:17 UTC and the errors returned to baseline at 10:11 PT / 17:11 UTC.
Posted Mar 11, 2026 - 17:28 UTC
Monitoring
A fix has been implemented and we are monitoring the results.
Posted Mar 11, 2026 - 17:22 UTC
Update
We are continuing to work on a fix for this issue.
Posted Mar 11, 2026 - 17:22 UTC
Identified
The issue has been identified and a fix is being implemented.
Posted Mar 11, 2026 - 17:19 UTC
Update
We're currently investigating issues with Claude Code and Claude.ai. Some users may be unable to log in, and others may experience slower than usual performance. The Claude API is not affected.
Posted Mar 11, 2026 - 15:44 UTC
Update
We are continuing to investigate this issue.
Posted Mar 11, 2026 - 15:27 UTC
Update
This is affecting the login/logout actions in Claude Code as well.
Posted Mar 11, 2026 - 14:47 UTC
Investigating
We are currently investigating this issue.
Posted Mar 11, 2026 - 14:44 UTC
This incident affected: claude.ai and Claude Code.