百川智能发布最强循证增强大模型M2 Plus，打造“医生版ChatGPT”

Core Insights - Baichuan Intelligent has launched the Baichuan-M2 Plus, an enhanced medical large model, which significantly reduces the hallucination rate compared to general models and outperforms the popular US medical product OpenEvidence, achieving a credibility level comparable to experienced clinical doctors [2][3]. Group 1: Product Performance - The M2 Plus achieved a remarkable score of 97 on the USMLE, matching the performance of GPT-5 and surpassing the average human test-taker score, showcasing its world-class clinical problem-solving capabilities [4]. - In the Chinese Medical Licensing Examination, M2 Plus scored 568, far exceeding the passing score of 360 and ranking first among mainstream large models [5][6]. - The model also scored 282 in the Chinese Master's Degree Entrance Examination for Clinical Medicine, demonstrating its advanced understanding of complex medical knowledge [6]. Group 2: Market Position and Usage - OpenEvidence has registered 40% of US doctors for clinical use, with a monthly consultation volume of 16.5 million, indicating a strong market presence [2]. - Baichuan-M2 Plus is positioned as a "doctor version of ChatGPT," facilitating clinical decision-making and addressing the challenges posed by patients using models like DeepSeek for self-diagnosis [7]. - The model's API allows integration into various medical services, enhancing the professionalism of AI in healthcare [8].