Elevated errors on Claude.ai (including login issues for Claude Code)

lowAnthropicClaude CodeMar 11, 2026 14:44

apiauthentication

Authentication IssueAPI Issue

Summary

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.

Impact

minor

Timeline

Mar 11, 2026 14:44

[investigating] We are currently investigating this issue.

via statuspage

+3m

Mar 11, 2026 14:47

[investigating] This is affecting the login/logout actions in Claude Code as well.

via statuspage

+40m

Mar 11, 2026 15:27

[investigating] We are continuing to investigate this issue.

via statuspage

+18m

Mar 11, 2026 15:44

[investigating] 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.

via statuspage

Lessons Learned

⚠Anthropic has experienced 33 incidents in the past year. This frequency suggests systemic reliability challenges that may warrant additional monitoring.

📊Incidents related to api, authentication have occurred 208 times across all providers in the past year. This is one of the most common failure categories in cloud infrastructure.

💡This incident is categorized as: Authentication Issue, API Issue. Consider implementing preventive measures specific to this failure category.