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WebShop

Reported in 43 papers on Zotpaper. The latest, each as the paper states it:

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39 results for “WebShop” · page 1 of 2

  1. Research · Agents

    Projecting conflicting gradients during joint RL and distillation improves agent training

    CORD: Conflict-Aware Optimization for Joint RL and Distillation in Agents

    CORD selectively removes opposing gradient components while preserving a protected objective, boosting task success on ALFWorld and WebShop across several training recipes.

    WebShop: 64.5% success rate (as reported)

    The Chinese University of Hong Kong, Tencent, Peking University

  2. Research · Agents

    Offline trajectories can train agents without environment interaction while limiting forgetting

    SAPD: Learning from Agent Experience without Environment Interaction

    SAPD decomposes recorded multi-turn histories into decision prefixes and uses relative step advantages to stabilize policy distillation, improving results on ALFWorld, WebShop and Search-based QA.

    WebShop: 10.9 x per-step training time speedup vs online OPD (as reported)

    Meituan, University of Chinese Academy of Sciences

  3. Research · Agents

    Dataset turns failed agent traces into diagnosis and repair supervision

    Agent Error Dataset: Scaling 50,000 Error--Diagnosis Pairs for Failure Analysis and Error-Aware Post-Training

    The authors compile 50,228 diagnosed failures and show that proposed corrections often outperform retrying the original action.

    WebShop-lite: 6.67 pts task success gain vs success-only training (as reported)

    Apodex

  4. Research · Reinforcement learning

    AI agents complete more multistep tasks by reusing related experience

    BLPO: Beyond-Local Policy Optimization for Long-Horizon LLM Agents

    Across two simulated environments and two model sizes, the authors report higher task success when training reuses evidence about useful actions across tasks and training updates.

    WebShop: 79.43% Task Success (as reported)

    Beihang University, Alibaba Group

  5. Research · Evaluation & benchmarks

    Language-model agents struggle to track and act on changing requirements

    IntentDelta: A Human-Constructed Benchmark for Evolving User Intent

    A human-constructed benchmark tests eleven agents on shopping and travel tasks, finding weaknesses in both recovering revised intentions and executing them.

    WebShop: 52% Intention Recovery (as reported)

    Georgia Institute of Technology, Microsoft Research

  6. Research · Reinforcement learning

    Context-aware credit assignment improves language agents on long-horizon tasks

    Contextual Credit Policy Optimization

    CCPO uses context-weighted trajectory comparisons and short-horizon progress to identify which actions contributed to eventual success.

    WebShop: 85.4 mean task score (as reported)

    Stanford University, Texas A&M University, Yale University

  7. Research · Agents

    Coordinating turn- and token-level credit boosts multi-turn LLM agent training

    VETTA: Coordinating Turn- and Token-Level Credit Assignment for Multi-Turn LLM Agents

    VETTA learns both credit types via separate value heads on a lightweight shared critic, improving success rates on two agent benchmarks.

    WebShop: 86.5 task score (as reported)

    University of Science and Technology of China, Zhongguancun Academy, Shandong University

  8. Research · Reinforcement learning

    Trajectory refinement improves reinforcement learning for long-horizon language-model agents

    TrajEvolve: Trajectory Evolution for Reinforcement Learning with Hindsight Credit Assignment

    TrajEvolve revises unnecessary steps in historical trajectories and uses the resulting paths alongside fresh policy rollouts during training.

    WebShop: 71.9% success rate (as reported)

    City University of Hong Kong, Tencent, Nanjing University

  9. Research · Agents

    AI web agents learn long tasks by reusing skills salvaged from failures

    From Local Skills to Long-Horizon Web Tasks: Progressive Skill Exploration for LLM Web Agents

    A training loop that extracts reusable sub-skills from unsuccessful web-browsing trajectories, stitches them into longer skill chains, and distils the results back into the model improved task success by 3.9% to 18.6% over the strongest baselines.

    WebShop: 108729 model calls (as reported)

    Renmin University of China, Huawei Technologies

  10. Research · Agents

    Execution graph helps off-the-shelf teachers supervise student agents better

    Graph-Conditioned On-Policy Agent Distillation from Off-the-Shelf Teachers

    Graph-conditioned on-policy distillation scores student actions against indexed teacher executions, improving success on three agent benchmarks.

    WebShop: 39.9% success rate (as reported)

    Yuanbao Team, Tencent, Tsinghua University, Huazhong University of Science and Technology

  11. Research · Reinforcement learning

    Progress-aware advantage shaping resolves uniform credit assignment in agentic RL

    ProAS: A Progress-Aware Advantage Shaping Framework for Multi-Turn Agentic Reinforcement Learning

    ProAS uses a reference graph to mask invalid actions and penalize early deviations, boosting success and convergence.

    WebShop: 70.8% success rate (as reported)

    Zhejiang University, Westlake University, Westlake Institute for Advanced Study

  12. Research · Agents

    Localized Context Distillation resolves the learning dilemma in interaction experience

    Learning from Interaction Experience via Localized Context Distillation

    The authors propose a method that identifies and revises only critical spans in a student's trajectory, outperforming both off-policy and on-policy context distillation across math, code, and agent tasks.

    WebShop: 52.4% task success rate (as reported)

    Tencent, The Chinese University of Hong Kong, Zhejiang University

  13. Research · Reinforcement learning

    Historical trajectories provide step-level credit for training LLM agents via regressor

    T2SPO: Trajectory-to-Step Policy Optimization for Agentic Reinforcement Learning

    T2SPO uses a frozen TabPFN to estimate remaining distance to success at each state, deriving auxiliary step rewards from past successful rollouts to improve policy learning.

    WebShop: 88.5 task score (as reported)

    Nanjing University, ByteDance

  14. Research · Agents

    Small agents learn when to seek cloud help

    Sibyl: An Efficient Small-large Model Collaboration Framework for Long-horizon Tasks

    Sibyl trains a 0.6-billion-parameter model to request step-level assistance only when useful, then absorb that guidance into later decisions.

    WebShop: 64.8% call ratio (as reported)

    Hangzhou Dianzi University, Fudan University, The Hong Kong University of Science and Technology

  15. Research · Agents

    Agent distillation improves when supervision follows outcomes, not model disagreement

    Teacher-Student Gaps Are Not Enough: Outcome-Guided On-Policy Distillation for Multi-Turn Autonomous Agents

    Outcome-guided weighting identifies which teacher interventions actually help the current student complete multi-turn tasks.

    WebShop: 57.9 Score (as reported)

    Qwen Large Model Application Team, Alibaba, Peking University, University of Chinese Academy of Sciences

  16. Research · Reinforcement learning

    Graph-based hindsight improves credit assignment for long-horizon language agents

    GraphHCA: Closed-Form Hindsight Credit Assignment for Long-Horizon LLM Agents

    GraphHCA derives step-level training signals from pooled rollout graphs without a critic, hindsight model, or additional forward pass.

    WebShop: 90.5 task score (as reported)

    Beihang University, Zhongguancun Academy, Communication University of China

  17. Research · Reinforcement learning

    Self-diagnosis pinpoints which agent decisions deserve reinforcement learning credit

    My FAULT: Self-Diagnosis as Credit Assignment in Self-Evolving Agentic Reinforcement Learning

    FAULT converts verified natural-language error diagnoses into step-level training signals while preserving the trajectory’s terminal outcome.

    WebShop: 88.5% task score (as reported)

    Alibaba Group, Kyoto University, NII LLMC

  18. Research · Agents

    Visual skill representations reduce exposure-driven action bias in language model agents

    Procedural Exposure Bias in Skill-Augmented Language Model Agents

    The same procedural content, shown as text versus as an image, leads to measurable differences in action preference and downstream agent success.

    ALFWorld, ScienceWorld, WebShop: 53.94% macro-average success rate (as reported)

    Northeastern University, Alibaba Group