Zeroth Bridge

World's First AI-Native Humanoid Robot

 See the specs
  • 85 cmTotal height
  • ≈ 10 kgTotal weight
  • 81 Nm/kgTorque density

Bridge in Motion.

  • Engineered to Move Naturally.

    01 / FLOWMIMIC

    Engineered to Move Naturally.

    Powered by FlowMimic for agile, expressive full-body motion.

  • Move Together.

    02 / TELE_BRIDGE

    Move Together.

    Real-time teleoperation with responsive motion mapping and precision manipulation.

Five Capabilities

From actuators, motion control, and teleoperation to AI data flywheels and full-stack openness, our platform ensures your R&D is always grounded in the real world.

  • Small Body. Full Motion.

    Small Body.
    Full Motion.

    Powered by Zeroth high power-density actuators and the FlowMimic motion stack.
    Up to 81 Nm/kg torque density delivers agile, expressive, high-dynamic movement.

    81 Nm/kg torque density delivers agile

  • Lightweight by Design. Safe for the Real World. Lightweight by Design. Safe for the Real World.

    Lightweight by Design.
    Safe for the Real World.

    Standing at 85 cm and weighing just 10 kg.
    Designed for safer, faster real-world development.

  • Moves Naturally. Responds Instantly.

    Moves Naturally.
    Responds Instantly.

    Tele_Bridge delivers real-time motion mapping with millisecond-level responsiveness.
    Paired with a 2 kg payload gripper for precise, intuitive manipulation.

  • AI Native. End to End.

    AI Native. End to End.

    Hardware, data, and intelligence work as one integrated system.
    Collect, train, deploy and continuously improve through OpenBridge.

  • Built to Expand.

    Built to Expand.

    Native support for compute, perception, manipulation and reinforcement learning.
    An open hardware and software architecture built for continuous development.

TECHNICAL SPECS

Bridge at a glance

Bridge at a glance

Physical Dimensions & Structural Mass

88 cm
Overall Height
73 cm
Shoulder Height
50 cm
Waist Height / Leg Structure Length
30–40 cm
Arm Reach (with 2-finger end-effector)
≈ 13 kg
Total System Mass

Kinematics & Kinematic Chains (DoF)

4 DOF
per arm (3 Pitch/Roll/Yaw Shoulder + 1 Elbow Roll)
1 DOF
Body (Waist Yaw / Rotation)
6 DOF
per leg (3 Hip + 1 Knee Pitch + 2 Ankle Roll/Pitch)
13 cm
Inter-Shoulder Spacing
2 kg
End-Effector Payload

Actuation & Joint Drive Specs

178.6 g
Actuator Module Mass
10 Nm @ 100 rpm
Peak Torque
133 Nm/kg
Torque Density

Onboard Compute & Sensor Suite

RK3588
8-Core
Jetson Xavier NX
EDU AI Expansion Compute
IMU ｜ Circular Microphone Array
Capacitive Touch Sensing

Control Frameworks & Communication

FlowMimic
Walking, Squatting, Lunging, Dynamic Gestures, Aerial Backflip
Tele_Bridge
Whole-Body Control (WBC) Teleop · High-Fidelity Motion Following · Low Latency · VR
Wi-Fi 6
Bluetooth 5.2

Power, Thermal & Compliance

48 V
Nominal System Voltage
12.6 V / 3.2 A
Charging Input
0–40 °C
Operating Temperature Range

Regional Certification:ChinaNorth AmericaEUJapan & South Korea

World's First AI-native Humanoid Robot

Zeroth Bridge

First batch now open for pre-order for universities, research teams, and developers

 See the specs