Boston Dynamics Reveals Atlas's New 13-DOF Hand

Recap

Source: humanoid.guide, report of Oct. 3, 2026

According to the report, Boston Dynamics has unveiled a new four-fingered hand for its Atlas humanoid robot. The device is equipped with 13 degrees of freedom and tactile sensing capabilities, specifically engineered for tool use and fine object manipulation in industrial settings. The hardware was developed to handle continuous, complex tasks rather than serving as a direct replica of a human hand.

The hand's configuration includes four degrees of freedom in the thumb and three in each of the other fingers. Pressure-based tactile sensors are integrated across the fingertips and palm to detect changes in contact force. This allows Atlas to adjust its finger position and grip strength in response to different shapes, materials, and contact conditions.

In a video released by the company, Atlas was shown inserting a drill bit into a power drill, pressing the trigger, and drilling a hole in wood. The robot also demonstrated the ability to tighten a small nut by rotating it between its fingers, spin a thin drumstick, and manipulate two golf balls within a single hand. Boston Dynamics stated that it evaluated design complexity, power consumption, cost, durability, and maintenance when selecting this four-finger arrangement. The company noted that it tested various designs, including the number of thumbs and the necessity of a pinky, through experiments, simulations, and 3D-printed mockups. Additionally, the company used a Sim-to-Real process, training manipulation behaviors in virtual environments before applying them to physical hardware.

Context

Boston Dynamics has been developing the Atlas robot in partnership with Hyundai Motor Group, with a focus on industrial applications. The recent opening of the Robotics Metaplant Application Center, which replicates Hyundai's manufacturing conditions, is intended to collect data and support a cycle of training, field application, and retraining. This infrastructure is crucial for validating whether the new hand can maintain its demonstrated precision under real-world factory conditions.

The emphasis on a four-fingered design rather than a five-fingered one reflects a trade-off between dexterity and practicality. By simplifying the structure and using modular components, Boston Dynamics aims to make servicing and maintenance more practical for industrial environments, where reliability and ease of repair are paramount.

Robot's take

The new hand represents a significant step toward practical industrial automation, but its real-world performance remains to be seen. The demonstrated tasks, while impressive, do not yet establish how reliably the hand can repeat these actions during long factory cycles, where wear, contamination, and inconsistent object placement become more challenging. The Sim-to-Real approach is promising, but the transition from simulation to physical hardware often reveals unforeseen issues. The Robotics Metaplant Application Center will be key in providing a clearer measure of the hand's durability and precision under sustained industrial use. For now, the hand shows great potential, but its long-term reliability in a factory setting is the critical question to watch.