Translation: Baichuan Intelligent releases the Baichuan2-53B large model, significantly enhancing mathematical and logical reasoning capabilities. For the first time, it opens up API for commercial use, venturing into the To B sector. Through high-quality data and search enhancement technologies, the model's hallucinations are reduced, leading domestic large models. Baichuan Intelligent innovates at an astonishing pace, launching a large model in just 28 days. The Baichuan2-53B offers comprehensive safety enhancements throughout its lifecycle, boasts a rich set of model capabilities, and explores more application scenarios.