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
Make AI apps respond with interactive UI in real-time
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| Product | Pricing | Upvotes | Link |
|---|---|---|---|
 C1 by Thesys You are here | Freemium | 4 | |
Volley Sequence diagrams with the request and response on every arrow | Freemium | 62 | View |
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Formfeed Documents, automated: PDF, e-invoice and image API | Freemium | 5 | View |
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Vergora Unified API gateway for 30+ AI models with per-request billing | Freemium | 11 | View |