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HumanoidPollen Robotics (Hugging Face)2024FR

Reachy 2

Wheeled humanoid with two 7-DOF arms, Orbita neck/wrists and an omnidirectional base, aimed at AI and teleoperation research; Pollen was acquired by Hugging Face in April 2025.

activeBuyL1 Compilednot buildable

Difficulty index

10.6/13
10.6
Index breakdown
Classhumanoid+5
Cost$70k list+2.8
DOF18 DOF+1.8
Partsunknown · midpoint+1
How the index works

Top of the ladder. This robot lives on the humanoid domains.

Specimen photographs

5 items
  • Reachy 2 studio render, three-quarter front view
    Studio render of the published MJCF, the model's zero pose. Geometry only; colours are the model's own materials.Rendered by Hyperspawn from pollen-robotics/reachy2_mujoco (Apache-2.0) · Hyperspawn render · source
  • Reachy 2 studio render, side view
    Side view of the same MJCF render, the model's zero pose.Rendered by Hyperspawn from pollen-robotics/reachy2_mujoco (Apache-2.0) · Hyperspawn render · source
  • 4 s turntable of the MJCF studio render.Rendered by Hyperspawn from pollen-robotics/reachy2_mujoco (Apache-2.0) · Hyperspawn render · source
  • Reachy 2 (Beta) - Practicing his skillsPollen Robotics · official video, embedded · source
  • Reachy 2 Beta - Work in progressPollen Robotics · official video, embedded · source

Spec card

10/13 known
Degrees of freedom
18
Height
166 cm
Mass
50 kg
Payload
3 kg
Speed
0.83 m/s
Battery
840 Wh
Price
$70k · ~$70,000 (Hugging Face); IEEE Robots Guide lists $36k-$70k by config
Actuators
Orbita parallel joints (neck, wrists)
Compute
SolidRun BedRock V3000 industrial PC
Sensors
2x IMX296 RGB, Orbbec Gemini 336 RGB-D, ToF, RPLIDAR S2, IMU, microphones

Not in the registry: runtime, bom total, part count. Left blank rather than guessed.

What you learn building it

  • +Whole-body control
  • +Dozens of actuators on one bus
  • +Balance and fall handling
  • +Safe bring-up of a full-size machine
  • +Reading and flashing open firmware
  • +Testing in simulation (URDF/MJCF) before touching hardware

Openness

45/100
  • not publicCAD
  • not publicBOM
  • publicFirmware
  • publicSim model
  • publicSoftware
  • not publicPolicies

Score 45/100 computed from what is public: CAD 25, BOM 20, sim 20, firmware 15, software 10, policies 10. Software license: Apache-2.0.

Repos & models

MJCF ↗
SiteDocs

Build it

Closed hardware. Buy link only.

humanoidrobot.build/pollen/reachy2 · Closed hardware. Buy link only.

Simulate

Load it in the browser simulator and train a policy before building.

Open on humanoidrobots.training ↗

Next rung

None. This is the top. Find people building it on humanoidrobots.team.

This is the top of the ladder.

NoteBattery 24V 35Ah LiFePO4 (840 Wh computed); speed 3 km/h. Hugging Face stated intent to open-source hardware; public CAD/BOM not verified.

Sources

  1. [1]IEEE Robots Guidechecked 2026-09-24
  2. [2]HF acquisitionchecked 2026-09-24
  3. [3]SDK repochecked 2026-09-24