Hacker Newsclaudegemini5h agoenergy 111
Is Opus 5.5 nerfed? Thinking patterns changed on November 3

image: Hacker News
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.
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