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AgiBot X1

Full-Stack Open-Source Modular Humanoid Robot

DOF
34 DoF
Active joints
Height
130 cm
Modular body
Weight
33 kg
Lightweight design
Runtime
2 saat
Per charge
Speed
1 m/s
Max walking
Peak Torque
200 Nm
PowerFlow R86-3

The AgiBot X1 is a full-stack open-source modular humanoid platform: the hardware design, inference software and reinforcement learning training code are published on GitHub.

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It stands 130 cm, weighs 33 kg and has 34 active degrees of freedom; it walks at 1 m/s, runs for 2 hours and carries 0.5 kg per arm. The body is built from AgiBot's PowerFlow joint modules (200, 80 and 19 Nm peak torque), the L28 linear actuator, the DCU domain controller and the OmniPicker adaptive gripper, each documented as a separate component. Robotlar.org assesses sourcing and alternatives together with organizations that have an X1 requirement.

Enterprise supply · specification support · integration engineering

Overview

AgiBot (AGIBOT Innovation (Shanghai) Technology Co., Ltd.) is a Shanghai-based Chinese company developing general-purpose humanoid robots. The X1 is the open-source member of the company's X series: it is a full-stack open-source robot: the company publishes its hardware design, inference module and reinforcement learning training code under the AgibotTech account on GitHub.

Hardware highlights: 130 cm tall, 33 kg, 34 active degrees of freedom, 1 m/s maximum walking speed, 2 hours of runtime and 0.5 kg payload per arm. The body is built from separately documented components: PowerFlow R86-3 (200 Nm peak, 60 Nm rated), R86-2 (80 / 20 Nm) and R52 (19 / 6 Nm) rotary joint modules, the L28 linear actuator (110 N), the 90 g DCU domain controller (1 kHz, EtherCAT to 3-way FDCAN, cascade of up to 16 units) and the OmniPicker adaptive gripper (30 N, 120 mm stroke).

The X1 is built around modular design, high degrees of freedom, a safe and lightweight body and high scalability; the audience is embodied AI research and teaching labs.

For organizations with an X1 requirement we assess sourcing, timing and the compact humanoid alternative deliverable today (Unitree G1) transparently.

Key Advantages

Full-Stack Open-Source Platform

The X1 is modular in design, high in degrees of freedom, safe and lightweight, and highly scalable.

  • What sets it apart is how it is published: the hardware design (agibot_x1_hardware), the inference module (agibot_x1_infer) and the reinforcement learning training code (agibot_x1_train) are open on GitHub.
  • Research teams can study the control stack before buying and train and deploy their own policies after.
AgiBot X1, Full-Stack Open-Source Platform

PowerFlow R86-3 Joint Module

The module for the main load-bearing joints: 1.28 kg, Φ86 × 80.7 mm, 200 Nm peak torque, 85 rpm peak speed, 48 V rated voltage, 30 rpm rated speed and 60 Nm rated torque.

  • It comes with hollow wiring, a highly integrated FOC drive, a multi-turn absolute encoder, modular power configuration and the PF-Link intelligent interface.
AgiBot X1, PowerFlow R86-3 Joint Module

PowerFlow R86-2 Joint Module

The mid-range joint module: 0.81 kg, Φ86 × 58.1 mm, 80 Nm peak torque, 260 rpm maximum no-load speed, 48 V DC rated voltage, 70 rpm rated speed and 20 Nm rated torque.

  • Same architecture as the R86-3: hollow wiring, integrated FOC drive, multi-turn absolute encoder, modular power and PF-Link.
AgiBot X1, PowerFlow R86-2 Joint Module

PowerFlow R52 Joint Module

The module for the smaller joints: 0.45 kg, Φ52 × 71.6 mm, 19 Nm peak torque, 130 rpm maximum no-load speed, 48 V DC, 50 rpm rated speed and 6 Nm rated torque.

  • Highly integrated FOC drive, multi-turn absolute encoder, modular power configuration and the PF-Link interface.
AgiBot X1, PowerFlow R52 Joint Module

PowerFlow L28 Linear Actuator

A 200 g linear actuator: 110 N maximum thrust, 50 mm/s maximum speed, 24 V rated voltage.

  • FDCAN interface, high thrust density and a highly integrated all-in-one drive.
AgiBot X1, PowerFlow L28 Linear Actuator

DCU Domain Controller

The 90 g domain controller combines power and communication on one board: 1 kHz real-time communication forwarding, 100 Mbps, EtherCAT to 3-way FDCAN (5 Mbps).

  • Up to 16 DCUs can be cascaded with hardware synchronization frames; it offers a hardware-synchronized IMU interface, SPI / UART / GPIO expansion, a secondary development SDK for Linux and OTA updates.
AgiBot X1, DCU Domain Controller

OmniPicker Adaptive Gripper

A 0.43 kg gripper: 30 N maximum clamping force, 120 mm maximum stroke, 0.7 s opening/closing time, 12-30 V working voltage; CAN, CANFD, RS485 and serial communication.

  • Adaptive mode and clamping force, clamping-force self-locking, feedforward force control and a built-in driver.
AgiBot X1, OmniPicker Adaptive Gripper

The AgiBot X1 up close

2 images; tap to enlarge.

Technical Specifications

23 values in 6 categories; data published by the manufacturer.

General structure
Mobility form
Bipedal modular humanoid; 34 active degrees of freedom
Degrees of freedom
34 active degrees of freedom
End effector
OmniPicker adaptive gripper: 0.43 kg, 30 N maximum clamping force, 120 mm maximum stroke, 0.7 s opening/closing time, 12-30 V working voltage
Torque density
PowerFlow R86-3: 200 Nm peak torque in a 1.28 kg module; R86-2: 80 Nm, 0.81 kg; R52: 19 Nm, 0.45 kg
Materials
Modular open-source body; PowerFlow R86-3, R86-2 and R52 joint modules, L28 linear actuator, hollow wiring; 33 kg
Total DoF
34 active degrees of freedom
Actuators
PowerFlow R86-3 (200 Nm peak / 60 Nm rated), R86-2 (80 / 20 Nm) and R52 (19 / 6 Nm) rotary joint modules; L28 linear actuator (110 N thrust, 50 mm/s)
Actuator design
Hollow wiring, highly integrated FOC drive, multi-turn absolute encoder, modular power configuration, PF-Link intelligent interface
Gripper
OmniPicker adaptive gripper: 0.43 kg, 30 N clamping force, 120 mm stroke, 0.7 s open/close, clamping-force self-locking, feedforward force control
Control unit
DCU domain controller: 90 g, 1 kHz, EtherCAT + 3-way FDCAN, cascade of up to 16 units, OTA
Body
130 cm, 33 kg; modular, safe, lightweight and highly scalable design
Size and weight
Dimensions (standing)
130 cm tall
Weight
33 kg
Motion and performance
Arm payload
0.5 kg (single arm)
Maximum speed
1 m/s (maximum walking speed)
Joint torque
PowerFlow R86-3 joint module: 200 Nm peak, 60 Nm rated
Power and runtime
Runtime
2 hours
Operating voltage
Joint modules 48 V DC; L28 linear actuator 24 V; OmniPicker 12-30 V
Sensors and connectivity
Interfaces
EtherCAT, FDCAN, hardware-synchronized IMU interface, SPI / UART / GPIO expansion; OmniPicker: CAN, CANFD, RS485, serial port
Joint encoder
Multi-turn absolute value encoding scheme (PowerFlow joint modules)
Software and development
Processor
DCU domain controller (90 g): 1 kHz real-time communication forwarding, 100 Mbps; EtherCAT to 3-way FDCAN (5 Mbps); up to 16 DCUs in cascade with hardware sync frames
Operating system
Linux (DCU secondary development SDK)
Software features
Full-stack open source: hardware design, inference module and reinforcement learning training code on GitHub (agibot_x1_hardware, agibot_x1_infer, agibot_x1_train); secondary development SDK for Linux; OTA support

An itemised quote for the AgiBot X1 is prepared by configuration, quantity and delivery scope.

Technical Analysis of the Open-Source PlatformDesign decisions, comparison table and evaluation

34 Degrees of Freedom at 33 kg

At 130 cm and 33 kg the X1 sits in the compact class, yet its 34 active degrees of freedom are above that class; for comparison the Unitree G1 carries 23 in its standard version. What makes this possible is selecting rotary joint modules in three sizes (R86-3, R86-2, R52) plus a linear actuator per task: 200 Nm for the main load joints, 80 Nm for the mid joints, 19 Nm for the small ones. The price is 0.5 kg of payload per arm and 2 hours of runtime; the X1 is not a carrying robot but a platform for control and learning research.

Torque Density in the PowerFlow Modules

The R86-3 module produces 200 Nm of peak torque at 1.28 kg, roughly 156 Nm per kilogram. The R86-2 gives 80 Nm at 0.81 kg and the R52 19 Nm at 0.45 kg. All three use hollow wiring, an integrated FOC drive and a multi-turn absolute encoder, which means cables pass through the joint, no calibration is needed at power-up and there is no external driver board. The rated values (60 / 20 / 6 Nm) are the figures to rely on for continuous operation; peak values are for short movements.

Distributed Control with the DCU

The 90 g DCU is a domain controller that converts the EtherCAT backbone into three FDCAN channels and forwards at 1 kHz. Because up to 16 DCUs can be cascaded with hardware sync frames, all 34 joints can be driven on a single time base, with the IMU read on the same sync. The Linux SDK and SPI / UART / GPIO expansion let research teams add their own sensors to the control loop. Together with the open-source inference and training repositories this makes the X1 a modifiable reference design rather than a closed product.

X1 Core Components

ComponentWeightPeak torque / forceRatedSpeedVoltage
PowerFlow R86-31.28 kg200 Nm60 Nm / 30 rpm85 rpm peak48 V
PowerFlow R86-20.81 kg80 Nm20 Nm / 70 rpm260 rpm no-load48 V DC
PowerFlow R520.45 kg19 Nm6 Nm / 50 rpm130 rpm no-load48 V DC
PowerFlow L28 (linear)200 g110 N thrustFDCAN50 mm/s24 V
DCU domain controller90 gEtherCAT, 3 × FDCAN 5 Mbps16 cascade1 kHz, 100 MbpsOTA
OmniPicker gripper0.43 kg30 N clamping120 mm stroke0.7 s open/close12-30 V

Engineering Assessment

The X1's value lies less in the robot itself than in the openness around it: because the hardware files, inference code and training code are published, a research team can change joint torque, the control loop and the policy end to end. The component-level documentation of the actuator family and the DCU also allows building different bodies from the same parts.

Purchasing support

Get a quote for the X1

Robotic system costs are optimised according to the selected hardware platform, additional sensor and payload configurations, and the integration scenarios specific to your site. Share your requirements and our engineering team will prepare a feasibility report and a pro forma quotation tailored to your organisation.

  • Supply and delivery scheduling backed directly by the manufacturer
  • Site- and mission-focused technical feasibility and simulation
  • Turnkey hardware, software and mission integration
  • Advisory on corporate tenders, specifications and administrative processes

Direct contact and advisory line: 0850 532 6 777

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Product of interest: X1

X1: Frequently Asked Questions

The most common questions about the AgiBot X1.

Can the AgiBot X1 be bought in Turkey?

Sourcing, delivery schedule and investment for the X1 are settled per project. If you have a corporate requirement you can talk to Robotlar.org: we assess the sourcing process, a realistic timeline and the alternatives deliverable today.

What are the X1's specifications?

130 cm tall, 33 kg, 34 active degrees of freedom, 2 hours of runtime, 1 m/s maximum walking speed and 0.5 kg payload per arm. Joints use the PowerFlow R86-3 (200 Nm peak), R86-2 (80 Nm) and R52 (19 Nm) modules, linear motion the L28 actuator (110 N); control sits in the DCU domain controller and the gripper is the OmniPicker.

What does full-stack open source mean here?

AgiBot has published the X1's hardware design (agibot_x1_hardware), inference module (agibot_x1_infer) and reinforcement learning training code (agibot_x1_train) under the AgibotTech account on GitHub. A research team can study the mechanical files, build the control stack and train and deploy its own policies on the robot.

What is the X1 suited for?

The X1 is positioned as a modular, high-DoF, safe and lightweight open-source platform; the target is embodied AI research, control and learning work and teaching labs. The 0.5 kg arm payload and 2-hour runtime point to lab use rather than field tasks.

How does the X1 differ from the Unitree G1?

Both are compact class: the X1 is 130 cm and 33 kg, the G1 132 cm and 35 kg. The X1 offers 34 active degrees of freedom and a fully open-source control stack; the G1 carries 23 degrees of freedom in its standard version (43 in EDU), an NVIDIA Jetson Orin processor and 2 m/s speed, and can be ordered in Turkey today with 4-6 week delivery, a 1-year official warranty, on-site commissioning and engineering support across Turkey.

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