ExpSeek: Self-Triggered Experience Seeking for Web Agents

Fuente: arXiv
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Main Authors: Zhang, Wenyuan, Zhang, Xinghua, Yu, Haiyang, Nie, Shuaiyi, Wu, Bingli, Yue, Juwei, Liu, Tingwen, Li, Yongbin
Format: Preprint
Published: 2026
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author Zhang, Wenyuan
Zhang, Xinghua
Yu, Haiyang
Nie, Shuaiyi
Wu, Bingli
Yue, Juwei
Liu, Tingwen
Li, Yongbin
author_facet Zhang, Wenyuan
Zhang, Xinghua
Yu, Haiyang
Nie, Shuaiyi
Wu, Bingli
Yue, Juwei
Liu, Tingwen
Li, Yongbin
contents Experience intervention in web agents emerges as a promising technical paradigm, enhancing agent interaction capabilities by providing valuable insights from accumulated experiences. However, existing methods predominantly inject experience passively as global context before task execution, struggling to adapt to dynamically changing contextual observations during agent-environment interaction. We propose ExpSeek, which shifts experience toward step-level proactive seeking: (1) estimating step-level entropy thresholds to determine intervention timing using the model's intrinsic signals; (2) designing step-level tailored experience content. Experiments on Qwen3-8B and 32B models across four challenging web agent benchmarks demonstrate that ExpSeek achieves absolute improvements of 9.3% and 7.5%, respectively. Our experiments validate the feasibility and advantages of entropy as a self-triggering signal, reveal that even a small-scale 4B experience model can significantly boost the performance of larger agent models. The code is released at https://github.com/WYRipple/ExpSeek.
format Preprint
id arxiv_https___arxiv_org_abs_2601_08605
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle ExpSeek: Self-Triggered Experience Seeking for Web Agents
Zhang, Wenyuan
Zhang, Xinghua
Yu, Haiyang
Nie, Shuaiyi
Wu, Bingli
Yue, Juwei
Liu, Tingwen
Li, Yongbin
Computation and Language
Artificial Intelligence
Experience intervention in web agents emerges as a promising technical paradigm, enhancing agent interaction capabilities by providing valuable insights from accumulated experiences. However, existing methods predominantly inject experience passively as global context before task execution, struggling to adapt to dynamically changing contextual observations during agent-environment interaction. We propose ExpSeek, which shifts experience toward step-level proactive seeking: (1) estimating step-level entropy thresholds to determine intervention timing using the model's intrinsic signals; (2) designing step-level tailored experience content. Experiments on Qwen3-8B and 32B models across four challenging web agent benchmarks demonstrate that ExpSeek achieves absolute improvements of 9.3% and 7.5%, respectively. Our experiments validate the feasibility and advantages of entropy as a self-triggering signal, reveal that even a small-scale 4B experience model can significantly boost the performance of larger agent models. The code is released at https://github.com/WYRipple/ExpSeek.
title ExpSeek: Self-Triggered Experience Seeking for Web Agents
topic Computation and Language
Artificial Intelligence
url https://arxiv.org/abs/2601.08605