Reasoning models favor formal logic over everyday reasoning, lagging simpler models

A pattern-controlled benchmark shows reasoning models systematically prioritize formal rules on everyday tasks, while non-reasoning models with chain-of-thought prompting sometimes align better with everyday judgments.

Academic
Kentaro Ozeki · Risako Ando · Takanobu Morishita · Hirohiko Abe · Koji Mineshima · Mitsuhiro Okada

Keio University

Research Digest··2 min read
Ozeki et al.

The authors constructed a pattern-controlled logical reasoning benchmark based on linguistic and pragmatic reasoning phenomena, designed so that everyday acceptable conclusions sometimes diverge from textbook formal logic.

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