Qwen3 4B MLX 6bit by Qwen

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Qwen3 4B MLX 6bit is an open-source language model by Qwen. Features: 4b LLM, VRAM: 3.1GB, Context: 40K, License: apache-2.0, Quantized, LLM Explorer Score: 0.19.

  Arxiv:2309.00071   Arxiv:2505.09388   6-bit   6bit   Conversational   Mlx   Quantized   Qwen3   Region:us   Safetensors

Qwen3 4B MLX 6bit 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 MLX 6bit Parameters and Internals

LLM NameQwen3 4B MLX 6bit
Repository 🤗https://huggingface.co/Qwen/Qwen3-4B-MLX-6bit 
Model Size4b
Required VRAM3.1 GB
Updated2026-06-18
MaintainerQwen
Model Typeqwen3
Model Files  3.1 GB
Quantization Type6bit
Model ArchitectureQwen3ForCausalLM
Licenseapache-2.0
Context Length40960
Model Max Length40960
Transformers Version4.51.0
Tokenizer ClassQwen2Tokenizer
Padding Token<|endoftext|>
Vocabulary Size151936
Torch Data Typebfloat16
Errorsreplace

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Qwen3 4B INST Math256K / 8.1 GB1530
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Qwen Finetune 4bit256K / 8.1 GB610
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...Instruct Haiku 4.5 Merged FP16256K / 8.1 GB421
Note: green Score (e.g. "73.2") means that the model is better than Qwen/Qwen3-4B-MLX-6bit.

Rank the Qwen3 4B MLX 6bit 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