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How can LLM RL Work Despite Information-Theoretic Inefficiency.

LessWrongAnalysis or commentary·
AI brief

A blog post cross-posted to LessWrong examines why reinforcement learning works for large language models despite arguments that it is informationally inefficient compared to pretraining.

Written by AI from LessWrong's published text.

Source

“Cross-posted from my personal blog The success of RL in LLMs has been puzzling me for a while.”
LessWrong, 16 Oct 2026, 05:03.

Interpretation or community commentary rather than straight reporting.

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