> Built on Adobe’s best — powered by Adobe Firefly: Create confidently, knowing that Generative Fill is powered by Adobe Firefly, the new family of creative, ge

> Built on Adobe’s best — powered by Adobe Firefly: Create confidently, knowing that Generative Fill is powered by Adobe Firefly, the new family of creative, generative AI models designed to be commercially safe — ensuring you can push the bounds of your creativity confidently. Firefly is trained on Adobe Stock’s hundreds of millions of professional-grade, licensed, high-resolution images that are among the highest quality in the market. This helps ensure Firefly won’t generate content based on other people’s work, brands, or intellectual property. https://helpx.adobe.com/photoshop/using/generative-fill.html https://helpx.adobe.com/photoshop/using/generative-fill.html tl;dr: training data they were allowed to train on.