Qwen3.5 4B OptiQ 4bit is an open-source language model by mlx-community. Features: 4b LLM, VRAM: 3GB, License: apache-2.0, Quantized, LLM Explorer Score: 0.34.
4-bit 4bit 8bit Base model:quantized:qwen/qwen... Base model:qwen/qwen3.5-4b Conversational Mixed-precision Mlx Optiq Quantized Qwen3 5 Region:us Safetensors
Model Card on HF 🤗: https://huggingface.co/mlx-community/Qwen3.5-4B-OptiQ-4bit
Qwen3.5 4B OptiQ 4bit Benchmarks
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)
Qwen3.5 4B OptiQ 4bit Parameters and Internals
| LLM Name | Qwen3.5 4B OptiQ 4bit |
| Repository 🤗 | https://huggingface.co/mlx-community/Qwen3.5-4B-OptiQ-4bit |
| Base Model(s) | |
| Model Size | 4b |
| Required VRAM | 3 GB |
| Updated | 2026-03-28 |
| Maintainer | mlx-community |
| Model Type | qwen3_5 |
| Model Files | |
| Quantization Type | 4bit |
| Model Architecture | Qwen3_5ForConditionalGeneration |
| License | apache-2.0 |
| Model Max Length | 262144 |
| Transformers Version | 4.57.0.dev0 |
| Tokenizer Class | TokenizersBackend |
| Padding Token | <|endoftext|> |
| Errors | replace |
Rank the Qwen3.5 4B OptiQ 4bit Capabilities
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Original data from HuggingFace, OpenCompass and various public git repos.
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Release v20260328a