OpenBioLLM-8B is an advanced open-source language model developed by Saama AI Labs, designed specifically for the biomedical field. Fine-tuned on a vast amount of high-quality biomedical data, the model is capable of understanding and generating text with domain-specific accuracy and fluency. It outperforms other similarly scaled open-source biomedical language models in biomedical benchmark tests and also demonstrates better results compared to larger proprietary and open-source models such as GPT-3.5 and Meditron-70B.