# Runway's Solaris is actually generating UI frames instead of

> Source: <https://promptcube3.com/en/news/8466/>
> Published: 2026-09-01 14:38:03+00:00

# Runway's Solaris is actually generating UI frames instead of

Instead of executing a codebase to display a button or a menu, Solaris generates the visual interface frame-by-frame in real time as you interact with it. It is essentially treating a software interface like a video stream that is being hallucinated on the fly based on user input. This isn't just a fancy UI kit or a component library; it is a predictive model that understands the spatial and functional logic of how an interface should react to a mouse click or a swipe.

## How an Interface World Model differs from traditional development

To understand why this is a significant leap in AI workflow integration, you have to look at the underlying mechanics. In a standard deployment, you write React or Vue code, compile it, and the browser renders it. If you want a new feature, you write more code. With a model like Solaris, the "UI" is a continuous stream of generated pixels that are contextually aware of the user's intent.

**Execution Method:** Traditional apps run compiled code; Solaris generates visual frames via a world model.**Latency Requirements:** Standard apps rely on API response times; Solaris requires extremely low-latency video generation to feel responsive.**Flexibility:** Traditional UIs are constrained by the defined design system; Solaris can theoretically morph its layout dynamically to suit the specific task.**Logic Handling:** Standard apps use hardcoded conditional logic; Solaris uses predictive modeling to "anticipate" the next visual state.

## The shift from coding to prompting interfaces

This moves us into a realm where prompt engineering might eventually replace traditional frontend engineering for certain types of rapid prototyping or highly dynamic tools. If the model understands the "physics" of a user interface—how a dropdown expands, how a modal fades in, or how a sidebar collapses—you could theoretically describe a complex dashboard and have it exist instantly without a single line of CSS.

The technical hurdle here is massive. Generating high-fidelity, text-accurate frames in real time is incredibly computationally expensive. For this to be a practical tool for real-world software production, the inference speed has to match the human perception of "instant." If there is even a slight lag between a click and the generated response, the illusion of a functional interface breaks.

We are moving away from static assets and toward generative environments. While we aren't quite at the point where I can replace my entire IDE with a generative video stream, the concept of an Interface World Model suggests a future where software is fluid rather than fixed.

[Huzzah flips the agent loop: you write pseudocode 11d ago](/en/news/7087/)

[CodeBot for Delphi: A Deep Dive into the New AI Assistant 29d ago](/en/news/4835/)

[Next The EFF is telling courts to stop letting AI hype rewrite →](/en/news/8461/)