OP12138/qwen3-4b-grpo

TEXT GENERATIONPricing:Input $0.4 / Cached $0.08 / Output $0.8Concurrent Unit Cost:1Model Size:4BQuant:BF16Context Size:32kTool Calling:SupportedPublished:Sep 17, 2026Architecture:Transformer Featherless Exclusive Cold

OP12138/qwen3-4b-grpo is a 4 billion parameter language model, fine-tuned using the GRPO method for enhanced mathematical reasoning capabilities. This model is based on the Qwen3 architecture and features a notable context length of 32768 tokens. It is specifically optimized to improve performance on complex mathematical tasks and logical problem-solving, making it suitable for applications requiring robust numerical and analytical processing.

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Model Overview

This model, OP12138/qwen3-4b-grpo, is a 4 billion parameter language model built upon the Qwen3 architecture. It has been specifically fine-tuned using the GRPO (Gradient-based Reinforcement Learning with Policy Optimization) method, as introduced in the paper "DeepSeekMath: Pushing the Limits of Mathematical Reasoning in Open Language Models" (arXiv:2402.03300). This training approach aims to significantly enhance the model's capabilities in mathematical reasoning and problem-solving.

Key Capabilities

  • Enhanced Mathematical Reasoning: Optimized through the GRPO method, making it more proficient in handling mathematical tasks.
  • Large Context Window: Features a context length of 32768 tokens, allowing for processing longer inputs and maintaining coherence over extended dialogues or documents.
  • TRL Framework: Trained using the TRL (Transformer Reinforcement Learning) framework, indicating a focus on instruction following and alignment.

When to Use This Model

  • Mathematical Problem Solving: Ideal for applications requiring strong performance in arithmetic, algebra, calculus, or other mathematical domains.
  • Logical Reasoning: Suitable for tasks that benefit from improved logical deduction and analytical processing.
  • Research and Development: Useful for researchers exploring advanced fine-tuning techniques like GRPO for specialized model capabilities.