44David/qwen-0.5b-reasoning-v2
Hugging Face
TEXT GENERATIONConcurrency Cost:1Model Size:0.5BQuant:BF16Ctx Length:32kPublished:Jan 15, 2026License:apache-2.0Architecture:Transformer0.0K Open Weights Warm

44David/qwen-0.5b-reasoning-v2 is a 0.5 billion parameter language model based on the Qwen architecture, developed by 44David. It is specifically optimized for reasoning tasks, leveraging Symbolic Chain-of-Thought Distillation. With a substantial context length of 131072 tokens, this model is designed to enhance logical inference capabilities in smaller language models. Its primary strength lies in performing complex reasoning, making it suitable for applications requiring structured thought processes.

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Model Overview

44David/qwen-0.5b-reasoning-v2 is a compact yet powerful 0.5 billion parameter language model built upon the Qwen architecture. Its core innovation lies in the application of Symbolic Chain-of-Thought Distillation, a technique detailed in the research paper arXiv 2306.14050. This method is specifically employed to induce and enhance reasoning capabilities within smaller language models.

Key Capabilities

  • Enhanced Reasoning: The model is fine-tuned to perform better on tasks requiring logical inference and structured thought processes.
  • Symbolic Chain-of-Thought Distillation: Utilizes an advanced distillation technique to transfer complex reasoning patterns into a smaller model.
  • Large Context Window: Features a significant context length of 131072 tokens, allowing it to process extensive inputs for reasoning tasks.

Good For

  • Reasoning-intensive applications: Ideal for use cases where logical deduction and problem-solving are critical, even with limited computational resources.
  • Research into small model reasoning: Provides a strong baseline for exploring how advanced reasoning can be integrated into smaller language models.