K0

The first step in ROBOTIS's AI Sapiens humanoid line: a bare-metal 130 cm, 34 kg, 23-DOF development unit powered by DYNAMIXEL-Q actuators (QM-060 x14, QM-080 x9). Fully open source — hardware BoM, CAD (STEP), source code, simulation assets and tutorials — designed as the reproducible baseline that research, education and product teams extend. Succeeded by the production-shelled K1. K0 has been announced; specifications and pricing below reflect maker claims pending verification. One of 7 entries from ROBOTIS in this index — compare the sibling models before shortlisting. Positioned for research, education, platform development. On paper: 130 cm tall, 34.0 kg, 23 degrees of freedom.

Official AI Sapiens platform page (K0 is the documented baseline unit).