Prompt EngineeringDonald Ye et al.
Mechanistic Evidence for Faithfulness Decay in Chain-of-Thought Reasoning
Published "Mechanistic Evidence for Faithfulness Decay in Chain-of-Thought Reasoning" — beyond the point at 70–85% of the chain's length, the contribution of reasoning tokens drops sharply
Why it matters
Adds mechanism-level evidence to the CoT faithfulness debate
Source — Primary sources first; secondary reports are labelled “Press”
Paperarxiv.orghttps://arxiv.org/abs/2602.11201Added in Week 35, 2026 · See that week