Is Opus 5.5 nerfed? Thinking patterns changed on November 3
is Opus 5.5 nerfed? I just had Gemini 4 Argon analyze 1,400 Claude Code sessions and it found that on November 3, something definitely happened. the model name didn't change, but the way it does reasoning took a sharp turn.
Story details
- Published
- By
- rzk
- Format
- Article
- Original
- twitter.com ↗



