Qwen3 4B Unsloth Bnb 4bit by unsloth

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Qwen3 4B Unsloth Bnb 4bit is an open-source language model by unsloth. Features: 4b LLM, VRAM: 3.5GB, Context: 40K, License: apache-2.0, Quantized, LLM Explorer Score: 0.28.

  Arxiv:2309.00071   4-bit   4bit Base model:quantized:qwen/qwen...   Base model:qwen/qwen3-4b   Bitsandbytes   Conversational   En   Endpoints compatible   Quantized   Qwen   Qwen3   Region:us   Safetensors   Unsloth

Qwen3 4B Unsloth Bnb 4bit Benchmarks

nn.n% — How the model compares to the reference models: Anthropic Sonnet 3.5 ("so35"), GPT-4o ("gpt4o") or GPT-4 ("gpt4").

Qwen3 4B Unsloth Bnb 4bit Parameters and Internals

LLM NameQwen3 4B Unsloth Bnb 4bit
Repository 🤗https://huggingface.co/unsloth/Qwen3-4B-unsloth-bnb-4bit 
Base Model(s)  Qwen/Qwen3-4B   Qwen/Qwen3-4B
Model Size4b
Required VRAM3.5 GB
Updated2026-04-16
Maintainerunsloth
Model Typeqwen3
Model Files  3.5 GB
Supported Languagesen
Quantization Type4bit
Model ArchitectureQwen3ForCausalLM
Licenseapache-2.0
Context Length40960
Model Max Length40960
Transformers Version4.51.3
Tokenizer ClassQwen2Tokenizer
Padding Token<|vision_pad|>
Vocabulary Size151936
Torch Data Typebfloat16
Errorsreplace

Quantized Models of the Qwen3 4B Unsloth Bnb 4bit

Model
Likes
Downloads
VRAM
...b 256 Petition Pro Undersample0168 GB
...n3 4b 256 Petition Pro Balance058 GB
Qwen3 4b 256 Petition Pro058 GB
Qwen3 4b 256 Petition Balanced058 GB
Qwen3 4b 256 Balanced0118 GB
Qwen3 4b 256 Pro Balanced058 GB

Best Alternatives to Qwen3 4B Unsloth Bnb 4bit

Best Alternatives
Context / RAM
Downloads
Likes
Qwen3 4B Self Thinking 16bit256K / 8.1 GB19630
...Instruct 2507 Unsloth Bnb 4bit256K / 3.5 GB18992014
Qwen3 4B ARC MLX 4bit256K / 2 GB2802
...wen3 4B Thinking 2507 MLX 4bit256K / 2.3 GB7756311
...wen3 4B Thinking 2507 MLX 8bit256K / 4.3 GB709307
Qwen3 4B Instruct 2507 4bit256K / 2.3 GB422259
Fact Extractor Dev 1b256K / 8.1 GB2710
Jan V3 4B Base Instruct 4bit256K / 2.3 GB7502
...Thinking 2507 Unsloth Bnb 4bit256K / 3.5 GB153772
...4B Cybersecurity Heretic 16bit256K / 8.1 GB552
Note: green Score (e.g. "73.2") means that the model is better than unsloth/Qwen3-4B-unsloth-bnb-4bit.

Rank the Qwen3 4B Unsloth Bnb 4bit Capabilities

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Instruction Following and Task Automation  
Factuality and Completeness of Knowledge  
Censorship and Alignment  
Data Analysis and Insight Generation  
Text Generation  
Text Summarization and Feature Extraction  
Code Generation  
Multi-Language Support and Translation  

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Release v20260328a