Nexa-AI-4B-Instruct

Copyright (c) 2026 Neura Tech AI & Lumina AI

Nexa-AI-4B-Instruct is a collaborative open-source large language model
developed by Neura Tech AI and Lumina AI.

This model is based on:
Qwen/Qwen3-4B-Instruct-2507
Copyright (c) 2024 Alibaba Cloud and the Qwen Team.

The original Qwen model is licensed under the Apache License, Version 2.0.
A copy of the Apache License is included in the LICENSE file.

Modifications and additions made by Neura Tech AI & Lumina AI include:

- Instruction fine-tuning
- Identity customization
- Chat template customization
- Alignment improvements
- Dataset improvements
- Branding and documentation
- Model packaging and distribution

These modifications are Copyright (c) 2026
Neura Tech AI & Lumina AI.

Neura Tech AI
Official AI Research & Development Organization

Lumina AI
Collaborating AI Research Organization

Project:
Nexa AI

Model:
Nexa-AI-4B-Instruct

This NOTICE file is provided for attribution purposes only and does not
modify or replace the terms of the Apache License, Version 2.0.