In a Glendale, California lab, a summer-loving snowman is preparing for his close-up. Walt Disney Imagineering, in collaboration with Nvidia, has developed a fully robotic version of Olaf from the Frozen films. The character made its first public appearance last week and is now a featured demonstration at Nvidia's GTC 2026 conference in Silicon Valley.

The autonomous droid, which will roam upcoming theme park lands to greet visitors, is a technical feat. It operates using Nvidia's hardware and the Newton Physics Engine, a simulation platform built by Nvidia, Google DeepMind, and Disney Research. This system allows for rapid training of robotic movements in a virtual space before deployment.

To perfect Olaf's signature clumsy shuffle, Walt Disney Studios animators contributed directly to the machine learning models. Their expertise helped translate animated charm into physical motion. During a recent preview, the robot's interactions were partially guided by an operator, with plans to increase its autonomous capabilities in the future.

"We aimed to build a real Olaf for years," said Josh Gorin, a Disney executive R&D Imagineer. "The tools are now here to do it."

The attention to detail is meticulous. Iridescent fibers create a frosty shimmer, while magnetic attachments on his stick arms and carrot nose allow for playful gags. His eyes and mouth are fully articulated, bringing a familiar expressiveness to the hardware.

Olaf's grand premiere is set for March 29 with the opening of the World of Frozen at Disneyland Paris, followed by a debut at Hong Kong Disneyland. Disney has not yet announced plans for the robotic snowman's arrival at its U.S. parks.

Source: CNET