Author

Nan Wang

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Preprint Jul 2026

Critic Experience Bank: Self-Evolving Step-Level Confidence Estimation for LLM Agents

This work introduces the \method (\methodshort), a self-evolving critic framework in which an LLM critic accumulates evidence from its own past judgments and their observed consequences, reducing ECE by up to $54\% relative to the strongest training-free baseline.

Yaopei Zeng, Congchao Wang, JianHang Chen et al. · 0 citations