
Universal 2
Speech-to-text for conversational data

Make AI apps respond with interactive UI in real-time
C1 is a Generative UI API that augments LLMs to respond with interactive UI like charts, forms, cards, and more, in real time. It integrates seamlessly with any LLM, framework, or MCP in just 2 lines of code. Ship AI apps 10X faster with 80% less UI overhead.
C1 by Thesys made its debut on September 30, 2025 — 7 months ago. C1 by Thesys is positioned within the Artificial Intelligence (AI), API, and Developer Tools sectors. Considered a startup with strong community support, it has gathered 589 votes and 111 comments from the community.
Browse all startups in Artificial Intelligence (AI), API, Developer Tools.
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