
openui.com
September 8, 2026
8 min read
44/100
Summary
OUI-1 is a finetuned DiffusionGemma model that writes user interfaces in openui-lang. It is 26BA4B model that can run on consumer grade GPU (RTX 5090, at FP8), and the weights are on Hugging Face under the Gemma Terms of Use. Why we built OUI-1 Agent-driven interfaces are the future of software. But getting there comes down to three constraints. Interfaces must be generated in under a second. They...