Baichuan AI

Baichuan AI is a Chinese large language model unicorn and portfolio company of Heart Capital, which backed it at the early stage and describes its involvement as "accompanying" the company's growth . The company develops foundation models and AI assistant products—its Baichuan 4 base model and "百小应" (Baixiaoying) AI assistant launched in May 2024, with multi-turn and targeted search capabilities as distinguishing features . Heart Capital positions Baichuan AI within its medical AI focus alongside other model-layer and application-layer bets . elsewhere's corpus does not cover Baichuan AI's founding details, funding history, or team background beyond this investor framing.