AI Sapiens K0
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The AI Sapiens K0 by ROBOTIS is an open-source humanoid platform optimized for physical AI research, standing 1.3 meters tall with 23 degrees of freedom for full-body dynamic motion. Powered by advanced DYNAMIXEL-Q quasi-direct drive actuators like QM-060 and QM-080, it excels in bipedal locomotion, precise manipulation, and real-world interaction, bridging simulation-to-reality gaps via imitation and reinforcement learning. Each arm supports up to 3 kg payloads, enabling tasks like object grasping and handling in contact-rich environments. Its lightweight 34 kg frame enhances safety for human-robot collaboration, while fully open hardware and software stacks—including simulation tools and training artifacts—empower researchers, educators, and developers to customize, train policies, and deploy adaptive behaviors for locomotion, manipulation, and human-robot interaction in research settings.
Quick Overview & Key Facts
AI Sapiens K0 is a humanoid robot made by ROBOTIS in South Korea, launched in 2026 and built for locomotion research, manipulation tasks, and physical AI policy deployment. Its estimated price is $8,000 - $12,000. Featured in “South Korean Humanoid Robots in 2026: Models, Makers and Specs Compared”.
- Dimensions
- 130 x 40 x 25 cm
- Weight
- 34 kg
- Mobility
- Legged (bipedal walking)
- Top speed
- 2.5 km/h (0.7 m/s)
- Handles
- Tools, packages, precision instruments, people interaction
- Battery runtime
- 1-2 hours
- Charging time
- 2-3 hours
- Sensors
- IMU, gyroscope, force/torque sensors in joints, temperature sensors
- Operating environment
- Indoor
What Can AI Sapiens K0 Do?
Core operational tasks and activities demonstrated or performed by AI Sapiens K0.
Real-World Applications of AI Sapiens K0
Industries, working environments, and deployment suitability for AI Sapiens K0.
AI Sapiens K0 Capabilities
Inherent physical, perceptual, and cognitive abilities built into AI Sapiens K0.
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Robot Specifications
ConfirmedValues marked Confirmed were checked against the manufacturer's official data; select the badge to open the source. Values without a Confirmed badge are compiled from public sources and may not be manufacturer-verified.
Not yet published by ROBOTIS: warranty terms, safety certifications, EMC compliance, IP rating, noise level, expected lifespan, maintenance schedule, firmware version and 7 more.
Robot Timeline
Key milestones in this robot's development and rollout
ROBOTIS unveils the AI Sapiens humanoid: 130 cm, 34 kg, 23 degrees of freedom with new Dynamixel-Q actuators and open-source hardware, priced under $9,000.
Source: RoboHorizon ↗
Latest News About AI Sapiens K0
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AI Sapiens K0 vs Noetix E1, NIX, Asimov v1 and StarBot Astra
AI Sapiens K0 overlaps with these alternatives on Education and training and Research and development. AI Sapiens K0 trails the closest alternatives on max speed and weight.
Industries and capabilities are tags, not scores: a tick means the robot is listed for it. Green marks the best figure in a row (highest max speed and runtime; lowest weight). Ranges are not ranked.
| Spec | AI Sapiens K0ROBOTIS | Noetix E1Noetix Robotics | NIXLumos Robotics | Asimov v1Menlo Research | StarBot AstraStarBot |
|---|---|---|---|---|---|
| Industries | |||||
| Education and training | Yes | Yes | Yes | Yes | Yes |
| Research and development | Yes | Yes | Yes | Yes | Yes |
| Capabilities | |||||
| Adaptation | Yes | Yes | Yes | Yes | No |
| Autonomous task execution | Yes | Yes | Yes | Yes | No |
| Grasping | Yes | Yes | No | Yes | No |
| Human-robot interaction | Yes | Yes | Yes | No | Yes |
| Max Speed | 0.69 m/s | 1.2 m/s | — | 0.69 m/s | 3 m/s |
| Runtime | 60–120 min | 60–120 min | 120 min | 2.5 h | 2–5 h |
| Weight | 34 kg | 36 kg | 20 kg | 35 kg | 34.02 kg |
| Released | 2026 | 2025 | 2026 | 2026 | 2026 |
Notes such as conditions or alternate figures are left out and values are shown in common units; open each page for the full specs. Browse all Humanoid Robots
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Frequently Asked Questions
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Q1. What is AI Sapiens K0, and what problem is it designed to solve?
AI Sapiens K0 is an open-source humanoid robot platform developed by ROBOTIS to reduce engineering overhead in Physical AI research by providing a reproducible hardware and software baseline for imitation and reinforcement learning experiments.
Q2. What are the main capabilities and key features of AI Sapiens K0?
AI Sapiens K0 supports full-body motion control via Dynamixel Q actuators, offers open-source hardware designs and software stacks, and includes simulation tools intended to accelerate development of locomotion, manipulation, and perception pipelines.
Q3. Who is AI Sapiens K0 built for, and which industries can benefit from it?
AI Sapiens K0 is primarily intended for academic and industrial research teams, educators, and AI developers working in robotics, motion control, and human-robot interaction, rather than end consumers.
Q4. Is AI Sapiens K0 a commercial product or still a research prototype?
As of 2026, AI Sapiens K0 is positioned as a research and development platform; the manufacturer describes it as a prototype-grade system focused on experimentation rather than mass-market deployment.
Q5. Is AI Sapiens K0 currently available for purchase, and when is it expected to ship?
As of 2026, AI Sapiens K0 is listed as not available for purchase, with the manufacturer indicating it remains in prototype or pre-commercial availability stages and no firm consumer shipping date announced.
Q6. How does AI Sapiens K0 actually work in real-world environments?
AI Sapiens K0 operates as a programmable humanoid that executes learned policies and control algorithms on its onboard compute, relying on external or integrated sensors and perception systems for navigation and interaction tasks.
Q7. When was AI Sapiens K0 announced or officially launched?
AI Sapiens K0 was publicly unveiled by ROBOTIS in 2026 as the first model in the AI Sapiens humanoid platform line, with promotional and technical materials released around that time.
Q8. How is AI Sapiens K0 different from other robots in the same category?
AI Sapiens K0 distinguishes itself by shipping fully open-source hardware designs, CAD files, and software stacks, and by using Dynamixel Q quasi-direct-drive actuators instead of conventional hobby servos, according to the manufacturer.
Q9. Does AI Sapiens K0 require additional development or customization after purchase?
According to ROBOTIS, AI Sapiens K0 is designed to require significant customization and software development, as it targets researchers and developers who intend to modify both hardware and control stacks for specific experiments.
Q10. What is the future roadmap or planned upgrades for AI Sapiens K0?
The company has announced plans to expand the AI Sapiens line with additional humanoid variants and to refine the K0 platform’s software and simulation tools, aiming to support broader research and potential future commercialization efforts.
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