V4.1 Is the First Model With a Numerical Reasoning Effort Parameter Tied to Length Penalty
nrehiew_ · x · 2026-09-11
nrehiew observes that V4.1 is the first model he has seen with a numerical reasoning effort parameter that directly influences the length penalty — letting users numerically trade off reasoning depth against output verbosity.
Related event: Leaked DeepSeek V4.1 Flash Tech Report Reveals KV Cache-Obsessed Flagship(44 posts)→
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