zhaohq/PureRL-1.5B-v6b2-detailed-fmt01

Hugging Face
TEXT GENERATIONConcurrency Cost:1Model Size:1.5BQuant:BF16Ctx Length:32kPublished:May 17, 2026Architecture:Transformer Warm

The zhaohq/PureRL-1.5B-v6b2-detailed-fmt01 model is a 1.5 billion parameter language model, fine-tuned from Qwen/Qwen2.5-Math-1.5B. Developed by zhaohq, it leverages the GRPO method for training, which is designed to enhance mathematical reasoning capabilities. This model is optimized for detailed responses and complex problem-solving, particularly in areas requiring structured thought processes. It offers a 32768 token context length, making it suitable for tasks requiring extensive context understanding.

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Model Overview

zhaohq/PureRL-1.5B-v6b2-detailed-fmt01 is a 1.5 billion parameter language model, fine-tuned from the Qwen/Qwen2.5-Math-1.5B base model. It was developed by zhaohq and trained using the TRL library with a specific focus on enhancing reasoning capabilities.

Key Training Details

This model's training procedure incorporated GRPO (Gradient-based Reward Policy Optimization), a method introduced in the paper "DeepSeekMath: Pushing the Limits of Mathematical Reasoning in Open Language Models" (arXiv:2402.03300). This approach aims to improve the model's ability to handle complex mathematical and logical reasoning tasks.

Capabilities and Use Cases

  • Enhanced Reasoning: Optimized for tasks requiring structured thought and logical deduction, particularly in mathematical contexts.
  • Detailed Responses: Designed to generate comprehensive and elaborate answers, making it suitable for applications needing in-depth explanations.
  • Extended Context: With a 32768 token context length, it can process and understand longer inputs, beneficial for complex problem descriptions or multi-turn conversations.

When to Use This Model

This model is particularly well-suited for:

  • Applications requiring strong mathematical reasoning.
  • Generating detailed and explanatory text.
  • Tasks where understanding extensive context is crucial.
  • Developers looking for a compact model (1.5B parameters) with specialized reasoning capabilities.