New chats defaulting to Claude Opus

Incident Report for Claude

Resolved

This incident has been resolved.
Posted Dec 16, 2025 - 20:52 UTC

Update

We are continuing to monitor for any further issues.
Posted Dec 16, 2025 - 20:44 UTC

Monitoring

A fix has been implemented and we are monitoring the results.
Posted Dec 16, 2025 - 20:44 UTC

Identified

The issue has been identified and a fix is being implemented.
Posted Dec 16, 2025 - 20:24 UTC

Investigating

We are currently investigating this issue.
Posted Dec 16, 2025 - 19:30 UTC
This incident affected: claude.ai.