China's EV makers are competing on in-car AI features; ByteDance says its Doubao AI is used in 7M+ cars across 145 models, including from Mercedes, Audi, and VW (Evelyn Cheng/CNBC)

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Evelyn Cheng / CNBC:China's EV makers are competing on in-car AI features; ByteDance says its Doubao AI is used in 7M+ cars across 145 models, including from Mercedes, Audi, and VW  —  - China's EV price war is evolving into a “feature war” focused on AI and cockpit tech  — ByteDance's Doubao AI chatbot …