'The Illusion of Thinking' Paper Rekindles Debate: Do LLMs Actually Reason?

CGMthrowaway · hn · 2026-10-30

A Hacker News thread revisits the arXiv paper The Illusion of Thinking, which argues that large language models don't genuinely reason — their apparent reasoning is closer to pattern matching. The paper, known for controlled puzzle experiments showing accuracy collapsing past a complexity threshold, once again sparked debate over whether LLMs truly reason.

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