wckwan/ALFWorld-Qwen3-8B-GiGPO

TEXT GENERATIONPricing:Input $0.468 / Output $1.82Concurrent Unit Cost:1Model Size:8BQuant:FP8Context Size:32kTool Calling:SupportedPublished:Aug 13, 2026License:apache-2.0Architecture:Transformer Open Weights Featherless Exclusive Cold

The wckwan/ALFWorld-Qwen3-8B-GiGPO model is an 8 billion parameter Qwen3-based policy fine-tuned for text-based embodied household tasks within the ALFWorld environment. It utilizes the GiGPO estimator, which combines episode-level and discounted step-level group advantages, to achieve high success rates in complex interactive tasks. This model is specifically optimized for robust performance in sequential decision-making and planning within simulated environments, demonstrating strong capabilities in tasks like 'pick_and_place' and 'pick_heat_then_place'.

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Overview

This model, ALFWorld-Qwen3-8B-GiGPO, is a specialized policy built upon the Qwen3-8B architecture, fine-tuned for the ALFWorld text-based embodied household task environment. It leverages the GiGPO (episode-level group advantages plus discounted step-level group advantages) estimator during training to enhance its performance in complex, multi-step tasks.

Key Capabilities

  • Embodied Task Performance: Achieves high success rates in ALFWorld tasks, including pick_and_place, pick_heat_then_place, pick_cool_then_place, pick_clean_then_place, and pick_two_obj_and_place.
  • Advanced Reinforcement Learning: Utilizes the GiGPO estimator for robust policy optimization, demonstrating improved performance over standard outcome-based GRPO in later training stages.
  • Context Handling: Trained with a max_prompt_length of 4096 tokens, ensuring comprehensive understanding of task descriptions and environmental states without prompt clipping.

Good For

  • Research in Embodied AI: Ideal for researchers exploring advanced reinforcement learning techniques and policy optimization in text-based interactive environments.
  • ALFWorld Benchmarking: Provides a strong baseline and comparison point for new methods developed for the ALFWorld suite of tasks.
  • Sequential Decision Making: Demonstrates strong capabilities in planning and executing multi-step actions based on textual observations.