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Jan Nano 128K by Menlo

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  Arxiv:2506.22760   Autotrain compatible Base model:finetune:menlo/jan-...   Base model:menlo/jan-nano   Conversational   En   Endpoints compatible   Qwen3   Region:us   Safetensors   Sharded   Tensorflow
Model Card on HF 🤗: https://huggingface.co/Menlo/Jan-nano-128k 

Jan Nano 128K Benchmarks

LLME Score: 0.29114
nn.n% — How the model compares to the reference models: Anthropic Sonnet 3.5 ("so35"), GPT-4o ("gpt4o") or GPT-4 ("gpt4").
Jan Nano 128K (Menlo/Jan-nano-128k)
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Jan Nano 128K Parameters and Internals

LLM NameJan Nano 128K
Repository 🤗https://huggingface.co/Menlo/Jan-nano-128k 
Base Model(s)  Jan Nano   Menlo/Jan-nano
Model Size4b
Required VRAM8.1 GB
Updated2025-11-05
MaintainerMenlo
Model Typeqwen3
Model Files  5.0 GB: 1-of-2   3.1 GB: 2-of-2
Supported Languagesen
Model ArchitectureQwen3ForCausalLM
Licenseapache-2.0
Context Length131072
Model Max Length131072
Transformers Version4.52.4
Tokenizer ClassQwen2Tokenizer
Padding Token<|endoftext|>
Vocabulary Size151936
Torch Data Typebfloat16
Errorsreplace

Quantized Models of the Jan Nano 128K

Model
Likes
Downloads
VRAM
Jan Nano 128K 4bit2412 GB

Best Alternatives to Jan Nano 128K

Best Alternatives
Context / RAM
Downloads
Likes
Qwen3 4B Instruct 2507256K / 8.1 GB1473674320
Qwen3 4B Thinking 2507256K / 8.1 GB315603426
Jan V1 4B256K / 8.1 GB5605336
Qwen3 4B Thinking 2507 FP8256K / 5.2 GB20887035
Qwen3 4B Instruct 2507 FP8256K / 5.2 GB4154231
Qwen3 4B Instruct 2507256K / 8.1 GB3073210
WEBGEN 4B Preview256K / 8.1 GB147680
Qwen3 4B Thinking 2507256K / 8.1 GB101705
Jan V1.2509256K / 8.1 GB40528
P4 V1256K / 8.1 GB8930
Note: green Score (e.g. "73.2") means that the model is better than Menlo/Jan-nano-128k.

Rank the Jan Nano 128K 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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Original data from HuggingFace, OpenCompass and various public git repos.
Release v20241124
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