Outage in Anthropic
Elevated errors on Claude Sonnet 4 for Claude.ai
Resolved MinorIncident Report
Since 13:30 UTC we've observed an elevated number of errors on the Claude Sonnet 4 model for Claude AI users.
Components affected
Anthropic claude.aiTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
RESOLVED
11 months ago - at 05/29/2025 02:18PM
As of 14:10 UTC we did not observe any more errors
INVESTIGATING
11 months ago - at 05/29/2025 02:05PM
Since 13:30 UTC we've observed an elevated number of errors on the Claude Sonnet 4 model for Claude AI users.
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