Thesys ships OUI-1 so developers can run generative UI locally
The open-weight DiffusionGemma fine-tune uses 4B active parameters, while Thesys' own benchmark leaves usability untested.
By RuntimeWire Staff · Published
Primary source: OpenUI
Why it matters
Thesys' benchmark measures whether generated interfaces are structurally valid. Adoption will depend on whether those interfaces are usable and help people complete tasks.

Thesys, the generative UI startup founded by Rabi Shanker Guha and Parikshit Deshmukh, said in its September 8th launch post that it released OUI-1, an open-weight model built to generate software interfaces rather than another stream of prose.…
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