AI brings the Granite Guru to life in Granite Bank’s new commercial for its “Home Start” loan

/ November 10, 2025
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Gránit Bank used artificial intelligence to bring the iconic character of its virtual customer service representative to life in its latest television campaign, presenting its message about the Otthon Start loan in a fresh, creative way.

Gránit Bank’s new commercial is about both the future and home. The star of the ad is the bank’s AI-powered virtual assistant, Gránit Guru, who appears for the first time as a fully 3D-rendered character. The entire film was created using artificial intelligence, with generative AI tools assisting the designers in creating the visual world, movements, and textures. With this, Gránit Bank signals that, in addition to digital banking, it is consistently seeking new solutions in the field of marketing as well.

The film was created for the “Home Start” promotion, which offers a special 2.85% interest rate on home loans to help first-time homebuyers. The concept centers on the idea that Gránit Guru is available to loan applicants anywhere and anytime, standing by their side and helping them navigate the steps leading to securing a loan—all from the comfort of their own homes, simply and digitally.

Gránit Guru—the bank’s AI face

Gránit Guru, the bank’s generative and agent-based AI development, has so far appeared in static, 2D form on the bank’s web interfaces. For the current campaign, however, the creative team has given it a new dimension: the character has been reborn with AI support, featuring 3D effects, friendly gestures, and a human-like presence.