X Square Robot (自变量机器人科技（深圳）有限公司)

X Square Robot (自变量机器人科技（深圳）有限公司) is a Shenzhen embodied-AI company whose core assets are its own models: WALL-A for image-to-motion manipulation, with hundreds of billions of parameters according to the maker, and the WALL-B world model.

The hardware carrier for these models is the wheeled humanoid Quanta X2, 164 cm tall with 62 degrees of freedom including an optional hand and 6 kg per arm. The Chinese product page gives figures, while the English version of the site shows empty fields. Neither market status nor prices are stated, so price on request applies. Intended customers are research, households and logistics.