Uni1 gives access to the Uni-1 image model, which thinks through your prompt and any reference images before creating the final picture. The aim is cleaner results that follow instructions more closely.
You can use text-to-image, image-to-image and reference-guided editing, and choose the aspect ratio and quality. A gallery shows sample portraits, product shots and anime scenes. Generations use credits, so you can try it before committing to a larger plan.