What are the hardware requirements for Qwen3 4B?

Qwen3 4B requires approximately 8.1 GB of VRAM and supports a context window of 40K tokens. Quantized variants may run on less VRAM; see the Quantized Models section on this page.

Who developed Qwen3 4B and how large is it?

Qwen3 4B is developed by willcb, a model with 4b parameters. The model is published as open weights on Hugging Face and indexed on LLM Explorer with full benchmark history.

Where can I download or evaluate Qwen3 4B?

Qwen3 4B is hosted on Hugging Face and linked from this page. LLM Explorer also lists quantized variants and similar alternatives if available.

Qwen3 4B by willcb — VRAM 8.1GB, 40K context

Name: Qwen3 4B
Author: willcb

Qwen3 4B is an open-source language model by willcb. Features: 4b LLM, VRAM: 8.1GB, Context: 40K, LLM Explorer Score: 0.2.

Arxiv:1910.09700 Conversational Endpoints compatible Qwen3 Region:us Safetensors Sharded Tensorflow

Model Card on HF 🤗: https://huggingface.co/willcb/Qwen3-4B

Qwen3 4B Benchmarks

LLME Score: 0.19575

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

What is the LLM Explorer Rank (Score)

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Qwen3 4B Parameters and Internals

LLM Name	Qwen3 4B
Repository 🤗	https://huggingface.co/willcb/Qwen3-4B
Model Size	4b
Required VRAM	8.1 GB
Updated	2026-04-23
Maintainer	willcb
Model Type	qwen3
Model Files	5.0 GB: 1-of-2 3.1 GB: 2-of-2
Model Architecture	Qwen3ForCausalLM
Context Length	40960
Model Max Length	40960
Transformers Version	4.52.2
Tokenizer Class	Qwen2Tokenizer
Padding Token	<\|endoftext\|>
Vocabulary Size	151936
Torch Data Type	bfloat16
Errors	replace

Best Alternatives to Qwen3 4B

Best Alternatives	Context / RAM	Downloads	Likes
Qwen3 4B Instruct 2507	256K / 8.1 GB	6381504	853
GRPO 4 70	256K / 8.1 GB	5	0
Qwen3 4B Thinking 2507	256K / 8.1 GB	830285	581
Lightning 4B	256K / 8.1 GB	13	6
AgentCPM Explore	256K / 8.9 GB	1212	415
Jan V1 4B	256K / 8.1 GB	108354	353
Qwen3 4B Instruct 2507 FP8	256K / 5.2 GB	803780	75
CyberSecQwen 4B	256K / 8 GB	736	11
OpenSonnet Lite	256K / 8.1 GB	300	24
ChineseErrorCorrector4 4B	256K / 8.1 GB	157	4

Note: green Score (e.g. "73.2") means that the model is better than willcb/Qwen3-4B.

Rank the Qwen3 4B Capabilities

🆘 Have you tried this model? Rate its performance. This feedback would greatly assist ML community in identifying the most suitable model for their needs. Your contribution really does make a difference! 🌟

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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Qwen3 4B by willcb

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Qwen3 4B Benchmarks

Qwen3 4B Parameters and Internals

Best Alternatives to Qwen3 4B

Rank the Qwen3 4B Capabilities

What open-source LLMs or SLMs are you in search of? 53972 in total.