jubair239/Qwen3.5-4B-Base-Variant2

VISIONPricing:Input $0.4 / Cached $0.08 / Output $0.8Concurrent Unit Cost:1Model Size:4.5BQuant:BF16Context Size:32kTool Calling:SupportedPublished:Aug 26, 2026License:apache-2.0Architecture:Transformer Open Weights Featherless Exclusive Cold

The jubair239/Qwen3.5-4B-Base-Variant2 is a 4.5 billion parameter language model developed by jubair239, finetuned from unsloth/Qwen3.5-4B. This variant was trained with Unsloth and Huggingface's TRL library, achieving 2x faster training. It is designed for general language tasks, leveraging its efficient training methodology.

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Model Overview

The jubair239/Qwen3.5-4B-Base-Variant2 is a 4.5 billion parameter language model, developed by jubair239. It is a finetuned version of the unsloth/Qwen3.5-4B base model, utilizing the Unsloth library and Huggingface's TRL for training.

Key Characteristics

  • Efficient Training: This model was trained 2x faster due to the integration of the Unsloth library, which specializes in accelerating large language model training.
  • Base Model: Finetuned from the Qwen3.5-4B architecture, indicating a foundation in a robust and capable model family.
  • Parameter Count: With 4.5 billion parameters, it offers a balance between performance and computational efficiency.

Potential Use Cases

This model is suitable for a variety of natural language processing tasks where a moderately sized, efficiently trained model is beneficial. Its base architecture and finetuning approach suggest applicability in areas such as:

  • Text generation
  • Summarization
  • Question answering
  • General conversational AI applications