Stable LM Zephyr 3B

Stable LM Zephyr 3B represents the latest advancement in our series of lightweight Large Language Models. This new chat model is specifically tuned for following instructions and excelling at Q&A-type tasks, making it an ideal tool for applications requiring detailed, accurate responses and user interaction. With 3 billion parameters, Stable LM Zephyr 3B combines efficiency with capability, providing high performance in a streamlined model. It’s designed for developers and businesses that need a reliable, responsive language model for enhancing communication platforms, educational software, or any service that benefits from nuanced human-like interaction and problem-solving capabilities.

Download Stable LM Zephyr 3B

Download Stable LM Zephyr 3B
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What is Stable LM Zephyr 3B?

Stable LM Zephyr 3B is a streamlined 3 billion parameter LLM, specifically developed to deliver high-quality, responsive AI assistance without the need for high-end hardware. This model is an extension of the pre-existing Stable LM 3B-4e1t, inspired by the successful Zephyr 7B model from HuggingFace.
Supervised Fine-Tuning: Initially, the model is fine-tuned on multiple instruction datasets such as UltraChat and MetaMathQA, ensuring it can handle a range of directive tasks effectively.
Preference Optimization: It is then refined using the Direct Preference Optimization (DPO) algorithm with the UltraFeedback dataset, aligning the model outputs with human preferences to enhance relevance and coherence.

Stable LM Zephyr 3B Performance

Feature Details
Benchmark Excellence It competes favorably with larger models on standardized benchmarks like MT Bench and AlpacaEval, excelling in generating accurate and contextually relevant responses.
Versatile Capability The model’s performance is indicative of its ability to handle complex tasks with the efficiency and accuracy required for practical applications.

Stable LM Zephyr 3B Applications

Educational and Creative Assistance: From aiding in instructional content creation to facilitating creative writing and summarization.
Customer Interaction and Support: Capable of managing customer inquiries and providing detailed Q&A support without requiring intensive computational resources.

Stable LM Zephyr 3B for Commercial Use

Commercial Integration: Stability AI offers pathways to integrate this technology into various products and services. Interested parties are encouraged to contact Stability AI directly to explore commercial licensing options.



Stable LM Zephyr 3B by Stability AI is a transformative tool in the realm of artificial intelligence. It breaks new ground in making powerful LLM capabilities accessible on devices with limited hardware capabilities, thus democratizing advanced AI functionalities for broader applications. As this model continues to evolve, it promises to play a pivotal role in shaping the future of AI interaction across various platforms and industries.