U82-IA/Agent_4b_v4

TEXT GENERATIONConcurrency Cost:1Model Size:4BQuant:BF16Ctx Length:32kPublished:May 1, 2026License:apache-2.0Architecture:Transformer Open Weights Cold

U82-IA/Agent_4b_v4 is a 4 billion parameter Qwen3-based causal language model developed by U82-IA, fine-tuned for enhanced performance. This model leverages Unsloth and Huggingface's TRL library for accelerated training, achieving 2x faster finetuning. It is designed for general language generation tasks, offering a compact yet capable solution for various applications.

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Overview

U82-IA/Agent_4b_v4 is a 4 billion parameter language model built upon the Qwen3 architecture. Developed by U82-IA, this model has been finetuned using a specialized process that integrates Unsloth and Huggingface's TRL library. This combination enabled the model to be trained significantly faster, specifically achieving a 2x speed improvement during its finetuning phase.

Key Characteristics

  • Base Model: Qwen3-4B
  • Parameter Count: 4 billion parameters
  • Training Efficiency: Finetuned 2x faster using Unsloth and Huggingface's TRL library
  • License: Apache-2.0

Potential Use Cases

This model is suitable for applications requiring a compact and efficient language model, benefiting from its accelerated training methodology. Its Qwen3 foundation suggests capabilities in general text generation, understanding, and instruction following, making it a versatile choice for various NLP tasks where resource efficiency and rapid deployment are important.