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Nexa AI 4B Instruct by Neura-Tech-AI

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Nexa AI 4B Instruct is an open-source language model by Neura-Tech-AI. Features: 4b LLM, VRAM: 8GB, Context: 256K, License: apache-2.0, Instruction-Based, LLM Explorer Score: 0.33.

Base model:finetune:qwen/qwen3... Base model:qwen/qwen3-4b-instr...   Conversational   En   Endpoints compatible   Hi   Instruct   Lumina ai   Multilingual   Neura tech ai   Nexa ai   Qwen   Qwen3   Region:us   Safetensors   Zh
Model Card on HF 🤗: https://huggingface.co/Neura-Tech-AI/Nexa-AI-4B-Instruct 

Nexa AI 4B Instruct Benchmarks

LLME Score: 0.32752
nn.n% — How the model compares to the reference models: Anthropic Sonnet 3.5 ("so35"), GPT-4o ("gpt4o") or GPT-4 ("gpt4").
Nexa AI 4B Instruct (Neura-Tech-AI/Nexa-AI-4B-Instruct)
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Nexa AI 4B Instruct Parameters and Internals

LLM NameNexa AI 4B Instruct
Repository 🤗https://huggingface.co/Neura-Tech-AI/Nexa-AI-4B-Instruct 
Base Model(s)  Qwen3 4B Instruct 2507   Qwen/Qwen3-4B-Instruct-2507
Model Size4b
Required VRAM8 GB
Updated2026-07-13
MaintainerNeura-Tech-AI
Model Typeqwen3
Instruction-BasedYes
Model Files  8.0 GB
Supported Languagesen hi zh
Model ArchitectureQwen3ForCausalLM
Licenseapache-2.0
Context Length262144
Model Max Length262144
Transformers Version5.12.1
Tokenizer ClassQwen2Tokenizer
Padding Token<|endoftext|>
Vocabulary Size151936
Errorsreplace

Best Alternatives to Nexa AI 4B Instruct

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Context / RAM
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FastContext 1.0 4B SFT256K / 8.1 GB5735357
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Qwen3 4B Instruct 2507256K / 8.1 GB5376006894
FastContext 1.0 4B RL256K / 8.1 GB455961
Tac 1256K / 8.1 GB6350
Qwen3 4B Instruct 2507 FP8256K / 5.2 GB96448178
FastContext 1.0 4B SFT256K / 8.1 GB11313
Agents K1256K / 8.8 GB72522
CyberSecQwen 4B256K / 8 GB61614
Karnak 6B V1.0256K / 11.9 GB7110
Note: green Score (e.g. "73.2") means that the model is better than Neura-Tech-AI/Nexa-AI-4B-Instruct.

Rank the Nexa AI 4B Instruct 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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