Instagram · 29 Sept 2026

View the original on instagram.com

TopicGenerative UI personalization

Generative UI personalization

By @itsdesignertom · Instagram

Source: https://www.instagram.com/reel/Dd4D10yxc_1/?stkn=Z3hjYzBoZWo2ZzRz

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Summary

A model called Jev can restyle a UI live, changing themes and accent colors on command in real time. The bigger claim is that generative UI, pages that rebuild themselves per visitor to boost conversion, just became cheap enough to actually ship, not just a concept.

Core ideas

One context card plus 7 ideas
  • Live UI editing: Jev can switch a UI to dark mode, change accent colors to red then blue, all through spoken instructions, adjusting an existing design rather than inventing one from scratch.
  • Not a designer replacement: The model struggles with brand new design work but excels at making adjustments within a system that's already been designed.
  • Cost collapse: What made generative UI unrealistic before was expense. Older models made per visitor customization too costly to run at scale. Jev changes that math.
  • Per visitor personalization: Instead of one static page for everyone, the page assembles itself the moment a visitor lands, tailoring content to what's more likely to convert that specific person.
  • Design still matters: Humans still build all the components and parts. The model rearranges and adapts them, it doesn't replace the design process.
  • Shift in belief: The source admits they didn't buy into the idea that every app would look different per user, calling it hard to wrap their head around, until seeing this.
  • Real time responsiveness: The pitch is interfaces that are living and breathing, responding to each user instead of staying fixed.

Quotes

“Let's change the UI to dark. Can you make the accent colors red? Let's actually update it to blue.”

@itsdesignertom

“I never really believed that generative UI was going to be this dynamic, like all apps were going to look different based on the user.”

@itsdesignertom

“You still design all the parts, but the page is now putting itself together as soon as someone shows up.”

@itsdesignertom

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