xiamoent/Agent-G2-webshop-7b
The xiamoent/Agent-G2-webshop-7b is a 7.6 billion parameter language agent checkpoint developed by xiamoent, initialized from Qwen2.5-7B-Instruct. It is specifically post-trained with Agent-G2: Gaussian Guidance for Agentic Reinforcement Learning, making it highly specialized for tasks within the WebShop simulator. This model excels at long-horizon language agent research and agentic reinforcement learning, achieving a 92.3 reward score and 84.4% final-purchase success in the WebShop environment.
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Agent-G2 WebShop 7B Overview
Agent-G2 WebShop 7B is a specialized language agent model, fine-tuned from Qwen2.5-7B-Instruct with 7.6 billion parameters and a 32,768 token context length. Developed by xiamoent, this checkpoint leverages Agent-G2: Gaussian Guidance for Agentic Reinforcement Learning to enhance its performance in complex, multi-step environments.
Key Capabilities & Features
- WebShop Specialization: Optimized for the sandboxed WebShop e-commerce simulator, demonstrating strong performance in product search and purchase tasks.
- Gaussian Guidance: Utilizes an adaptive Gaussian distribution to sample expert-prefix depth during training, improving policy optimization without additional probe rollouts.
- Agentic Reinforcement Learning: Designed for long-horizon tasks, enabling the model to reason and select actions effectively within an environment.
- High Performance: Achieves a 92.3 Reward Score and 84.4% Final-purchase Success on the WebShop benchmark.
Intended Use Cases
- Reproducing Agent-G2 Results: Ideal for researchers aiming to validate findings from the Agent-G2 project.
- Research on Language Agents: Suitable for studies on long-horizon language agents and agentic reinforcement learning methodologies.
- Adaptive Expert-Prefix Guidance: Useful for investigating and evaluating adaptive expert-prefix guidance techniques in agent training.
- Action Selection Evaluation: Designed for evaluating action selection mechanisms over environment-provided admissible action sets within the WebShop environment.