Control ApproachOfficial claim
Classical control
Fourier IntelligenceGR-1 Pro
Fourier GR-1 Pro is the enclosed commercial variant with a 54-DOF body, 44 actuators, dexterous hands, 1680 mm arm span, approximately 60 kg weight, 5 km/h walking speed and 460 Wh battery for general-purpose deployment.

The GR-1 Pro entry in the official variant table lists gait motion.
The GR-1 Pro entry lists static standing; the document describes the GR-1 dynamic self-balance algorithm.
The GR-1 Pro entry in the official variant table lists end-effector gripping.