French Exoskeleton Innovator Expands into Humanoid Robot Development

Wandercraft, initially recognized for its medical exoskeletons, has unveiled Calvin 40-a humanoid robot tailored for high-risk industrial tasks, using technology derived from their medical suits. This strategic shift not only enhances the robot’s heavy-lifting capability up to 40 kilograms, nearly doubling that of competitors like Tesla’s Optimus, but also optimizes its design for safety and efficiency in hazardous environments.

Arjun Renapurkar

June 9, 2025

Wandercraft's transition from medical exoskeletons to humanoid robotics isn't just a pivot; it's a leap into a future where robots could assume the most perilous tasks in industrial settings. The Paris-based company, renowned for its innovations in assistive technology, recently unveiled its foray into humanoid robots with Calvin 40-a device designed using the same underlying technology that powered their medical exosuits.

Notably, Calvin 40, conceived in a mere 40 days, eschews conventional humanoid features like a head and hands, focusing instead on functionality critical for operating in hazardous environments. This design choice isn't just about simplicity; it's a strategic maneuver to enhance the robot's utility in heavy-lifting tasks within factories and similar settings. By eliminating typical humanoid features, Wandercraft sidesteps the uncanny valley effect-the eerie sensation people experience when robots look almost, but not quite, human-and focuses on robust, practical applications.

The implications of such a design philosophy are profound. As mentioned in a Decrypt interview, Wandercraft's CEO Matthieu Masselin highlighted that omitting a head and hands, commonly fragile and complex parts, pivots their utility towards carrying heavier loads, up to 40 kilograms, which is nearly twice the capacity of comparable models like Tesla’s Optimus. This significant increase in payload capacity could change the operational dynamics on factory floors, where carrying heavy or bulky items is a daily necessity.

Moreover, the repurposing of exoskeleton technology for Calvin 40 underscores a strategic reuse of existing innovations. This not only shortens development cycles but also leverages proven systems to ensure reliability and safety in new applications-crucial factors when deploying robots in settings that pose risks to human workers. By focusing on environments built for human agility and form, Calvin 40 can perform tasks that are either too risky or physically demanding for human workers, enhancing safety and efficiency.

This development resonates with a broader trend in robotics and automation, where the focus is increasingly shifting towards machines that can seamlessly integrate into human-centric environments. As industries continue to explore automation solutions, the role of humanoid robots could be pivotal in bridging the gap between manual labor and automated precision.

By tapping into this niche, Wandercraft could set a new standard in the realm of industrial robots, impacting how businesses mitigate risks and handle labor-intensive tasks. As Calvin 40 continues to undergo testing in real-world conditions, its success could herald a new era for humanoid robotics, not just as a novelty, but as a critical component of modern industrial strategy. Wandercraft’s approach might also inspire other firms to rethink how humanoid robots can be optimized for specific tasks beyond social interaction or companionship, carving out a new path in robotics where practicality reigns supreme.

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