Outage in Anthropic
Elevated errors on Claude Sonnet 4.6
Resolved MinorIncident Report
Summary AI Generated
Anthropic experienced elevated errors affecting Claude Sonnet 4.6 model across claude.ai and console.anthropic.com for approximately 1.1 hours. The incident was initially misidentified as affecting Sonnet 4.5 before being corrected to Sonnet 4.6. Errors returned to baseline levels as of 5:10 PT / 13:10 UTC.
We are currently investigating this issue.
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Latest Updates ( sorted recent to last )
RESOLVED
3 days ago - at 02/24/2026 01:26PM
As of 5:10 PT / 13:10 UTC errors are back to baseline.
INVESTIGATING
3 days ago - at 02/24/2026 01:00PM
Previously this incident named Sonnet 4.5 as the affected model. This is a mistake and the model affected is Sonnet 4.6. Sorry.
INVESTIGATING
3 days ago - at 02/24/2026 12:22PM
We are currently investigating this issue.
Latest Anthropic outages
Claude Desktop login issues - about 4 hours ago
Elevated errors on claude.ai - about 5 hours ago
Elevated errors on claude.ai - about 5 hours ago
Claude Code showing "JSON Parse error: Unexpected EOF" and writing excessive files on Windows - about 22 hours ago
Outage in usage reporting - 1 day ago
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