Paper: high performance creates a mirage of reliance on biological inputs in reasoning models

anshulkundaje · x · 2026-10-02

A new paper from AdaFang and colleagues examines when biological reasoning models actually use their biological inputs. The key finding: high performance can create a mirage of reliance on biological representations, and reasoning traces don't always reflect the evidence. The paper outlines limits of current models and paths toward better biological reasoning systems.

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