When it comes to UX UI design, the deliverable is not just a pretty interface, but a seamless and intuitive user experience. The goal is to create a design that is aesthetically pleasing while also being functional and easy to use. The deliverable typically includes wireframes, mockups, and prototypes that illustrate the design concepts and user flows. Additionally, the final product should be responsive, accessible, and optimized for performance. Ultimately, the deliverable of UX UI design is a product that satisfies both the user's needs and the business's objectives.