Starting token cues can elicit reasoning from base language models

Fixing just the first two tokens of a response dramatically improves performance on math and coding, rivaling reinforcement learning.

Independent
Sophie L. Wang · Amil Dravid · Rulin Shao · Kevin Farhat · Sewon Min · Alexei A. Efros
Research Digest··3 min read
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Why this paper

Independent

In one line

Base models can reason well when response-opening token cues activate behaviors learned from training data, and reinforcement learning partly works by making those cues likelier.

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Research Digest

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