LimX CL SERIES
The LimX CL Series is a line of compact, agile humanoid robots from Shenzhen-based LimX Dynamics, evolving from the stair-climbing CL-1 to the flexible CL-3. Designed for R&D and logistics, it features real-time AI-driven mobility, dexterous manipulation, and human-like movements, positioning it as an affordable bridge between premium humanoids and mini-bots.
Humanoid.Guide skill score: 4/10 This score is calculated as the combined total of Navigation and Manipulation performance.
Specifications and details:
| Availability | Prototype |
|---|---|
| Nationality | China |
| Website | https://www.limxdynamics.com/ |
| Degrees of freedom, overall | 52 |
| Degrees of freedom, hands | 6 |
| Height [cm] | 164 |
| Manipulation performance | 2 |
| Navigation performance | 2 |
| Max speed (km/h) | 4 |
| Strength [kg] | 25 |
| Weight [kg] | 45 |
| Runtime pr charge (hours) | 2 |
| Safe with humans | No formal safety rating |
| CPU/GPU | Not specified |
| Ingress protection | Not specified |
| Camera resolution | integrated vision-LiDAR system for real-time terrain perception. |
| Connectivity | supports SDK with Python, likely WiFi/Ethernet for remote control. |
| Operating system | open SDK implies Linux-based or custom RTOS |
| LLM integration | VideoGenMotion framework uses AI to imitate movements from video; hints at future LLM for task planning |
| Latency glass to action | real-time (sub-second) via integrated perception-control loop. |
| Motor tech | Hollow direct-drive motors with high torque density. |
| Gear tech | Likely harmonic drives for precision |
| Main structural material | likely aluminum alloys or carbon fiber composites for lightweight strength. |
| Number of fingers | 10 |
| Main market | household services, Industrial automation, R&D platforms |
Description
Discover the LimX CL Series humanoid robot: a 1.6m agile platform with 31+ DoF, real-time terrain perception, and video-based motion learning for logistics and R&D. Affordable prototypes evolving toward general-purpose AI integration.
The LimX CL Series represents a breakthrough in affordable humanoid robotics, starting with the CL-1’s debut as a stair-climbing demonstrator in late 2023. Founded in 2022, LimX Dynamics has rapidly iterated on this platform, adding joints and dexterity in the CL-2 and CL-3 models to create a compact 1.5-1.6 meter form factor suitable for industrial and research applications. These robots excel in dynamic environments, using hollow direct-drive motors for deep squats, slope walking, and push-recovery at speeds up to 4 km/h, all while maintaining stability through integrated vision-LiDAR perception.
Building on a 20+ degree-of-freedom skeleton that expands to over 50 in advanced variants, the series emphasizes real-time gait planning and foot placement, as showcased in viral videos of the CL-1 bounding up warehouse stairs. The CL-3 variant, at 164 cm tall and around 45 kg, introduces enhanced flexibility with a 3-DoF waist and 7-DoF arms, enabling complex full-body movements like twists and stretches. This design prioritizes efficiency, consuming less energy than bulkier competitors by focusing on direct paths for tasks.
Dexterity is a key roadmap feature, with optional 5-finger hands that push beyond basic locomotion into manipulation. LimX’s VideoGenMotion framework allows the robot to imitate human actions straight from video inputs, facilitating loco-manipulation tasks like shelf picking or assembly without extensive programming. This AI-driven approach hints at future capabilities in autonomous operations, making the series ideal for bridging high-end U.S. alternatives and consumer-grade bots.
Commercially, the CL Series targets seeding university labs and pilot factories with prototype pricing around $40,000, scaling toward the 31-DoF CL-3 for broader programs. As LimX advances toward volume production and safety certification, the focus remains on logistics helpers that fit seamlessly into human spaces, driving toward general artificial intelligence through embodied platforms.
