Chinese AI startup DeepSeek has invested 140.8 million yuan ($20.8 million) in robot maker Unitree and agreed to jointly develop AI models for humanoid robots, Reuters reported on Aug. 6. DeepSeek received 933,399 shares, or a 2.31 percent stake, from a strategic allotment ahead of Unitree’s Shanghai IPO, the report said. The tie-up focuses on building robot “brains” that can understand unfamiliar environments and reliably translate instructions into physical actions.