Baichuan-M4: A Clinical-Grade Medical Agent System for Continuous Care

Baichuan Intelligence has released Baichuan-M4, a clinical-grade medical large model designed for continuous care, featuring a coordinated medical agent system. Key technical components include the Baichuan-Harness runtime for reinforcement learning and deployment consistency, a core reasoning model utilizing SPAR++ for reward modeling, and a clinical tool layer for managing patient memory and multimodal perception. This model achieves leading results in various medical evaluations, significantly reducing hallucination rates to 3.3%, which is crucial for practitioners aiming to implement reliable AI systems in clinical settings.