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Paper
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Prompt Repetition Improves Non-Reasoning LLMs
Published: December 17, 2025
arXiv: 2512.14982v1
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Authors
Yaniv Leviathan
,
Matan Kalman
,
Yossi Matias
Abstract
When not using reasoning, repeating the input prompt improves performance for popular models (Gemini, GPT, Claude, and Deepseek) without increasing the number of generated tokens or latency.