czphus/toolcalling-merged-demo

Hugging Face
TEXT GENERATIONConcurrency Cost:1Model Size:2BQuant:BF16Ctx Length:32kPublished:Mar 26, 2026License:apache-2.0Architecture:Transformer Open Weights Warm

The czphus/toolcalling-merged-demo is a 2 billion parameter Qwen3-based causal language model developed by czphus, fine-tuned from unsloth/Qwen3-1.7B-unsloth-bnb-4bit. This model was trained using Unsloth and Huggingface's TRL library, achieving 2x faster training. With a 32768 token context length, it is optimized for efficient processing and generation tasks.

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Overview

The czphus/toolcalling-merged-demo is a 2 billion parameter language model based on the Qwen3 architecture, developed by czphus. It was fine-tuned from the unsloth/Qwen3-1.7B-unsloth-bnb-4bit model, leveraging the Unsloth library and Huggingface's TRL for training. A notable aspect of its development is the claim of 2x faster training achieved through these methods.

Key Characteristics

  • Architecture: Qwen3-based, indicating a robust foundation for language understanding and generation.
  • Parameter Count: 2 billion parameters, offering a balance between performance and computational efficiency.
  • Context Length: Features a substantial context window of 32768 tokens, enabling the model to process and generate longer sequences of text.
  • Training Efficiency: Utilizes Unsloth and Huggingface's TRL library, which reportedly accelerated its training process by 2x.

Potential Use Cases

Given its architecture and efficient training, this model is suitable for applications requiring:

  • Efficient Language Processing: Its optimized training suggests it can handle various NLP tasks effectively.
  • Long Context Understanding: The 32768 token context length makes it well-suited for tasks involving extensive documents or conversations.
  • Further Fine-tuning: As a fine-tuned model, it can serve as a strong base for additional domain-specific adaptations.