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About this paper

Tao Yu, Zhengbo Zhang, Zhiheng Lyu, Junhao Gong, Hongzhu Yi, Xinming Wang, Yuxuan Zhou, Jiabing Yang and 3 more

BrowserAgent introduces a framework for web agents that interact directly with raw web pages via human-inspired browser actions, eliminating reliance on external parsing tools. The approach achieves scalable training and demonstrates approximately 20% performance improvement over strong baselines in multi-hop question answering tasks.

Key insights

  • Direct interaction with raw web page accessibility trees, mimicking human browsing, provides a more native and cost-effective way for LLMs to acquire fine-grained information.
  • Parallelizing browser automation environments can overcome the scalability bottleneck, making large-scale training datasets for interactive web agents feasible.
  • An explicit memory module that summarizes necessary conclusions, combined with rejection fine-tuning that encourages richer reasoning paths, significantly improves an agent's ability to handle multi-hop and long-horizon tasks.

Summary by alphaXiv.

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