Question 1

What is Thesys?

Accepted Answer

**Thesys C1** is a smart API that turns AI model responses into real, interactive user interfaces instead of plain text. It helps developers build dynamic, real-time frontends for AI apps like assistants, dashboards, and more—without writing tons of UI code. With C1, your AI app can show charts, forms, cards, and other components that update live as users interact.

Question 2

What are the features of Thesys?

Accepted Answer

* **Real-time UI generation:** Converts AI responses into live, adaptive interfaces instantly.  
* **Works with any LLM:** Compatible with OpenAI, Anthropic, and more.  
* **React SDK:** Easy integration with React apps for smooth rendering.  
* **Customizable UI:** Match your brand with themes, tokens, and custom React components.  
* **Supports tool calls:** Connects to your databases, APIs, and documents for real data.  
* **Enterprise-grade security:** GDPR, SOC2, ISO27001 compliant with zero data retention.  
* **Configurable actions:** Set up workflows, callbacks, and error handling out of the box.  
* **Flexible and developer-friendly:** No frontend overhead, full control over UI and logic.

Question 3

What are the use cases of Thesys?

Accepted Answer

* **Analytics dashboards:** Build live charts and tables that update with AI insights.  
* **E-commerce:** Create personalized shopping flows with smart product displays and smooth checkouts.  
* **Education:** Interactive learning tools that adapt to student needs in real time.  
* **Search and discovery:** Dynamic interfaces that respond to user queries instantly.  
* **AI copilots and assistants:** Task-specific UIs that evolve with user behavior.

Question 4

How to use Thesys?

Accepted Answer

* **Step 1:** Change your API URL to Thesys’s C1 endpoint.  
* **Step 2:** Integrate the C1 React SDK into your frontend.  
* **Step 3:** Optionally customize the UI to fit your brand and needs.  
* Use the provided Node.js or Python client examples to start sending requests.  
* Build and ship AI frontends faster with less code and more flexibility.

Question 5

What is C1 by Thesys?

Accepted Answer

C1 is an API that turns large language model responses into live, interactive user interfaces instead of plain text. It outputs UI components like forms, charts, and layouts that you can render directly with the C1 React SDK.

Question 6

Who is Generative UI for?

Accepted Answer

It’s perfect for teams building AI-native apps, copilots, and tools where UI needs to adapt quickly to changing user needs and logic.

Question 7

How is this different from vibe-coding tools like Lovable or Bolt?

Accepted Answer

Lovable and Bolt help design UI before launch by generating mockups or code. C1 builds the actual UI live while your app runs, adapting to each user and situation in real time.

Question 8

Can I use C1 with any LLM?

Accepted Answer

Yes, C1 works with all major LLMs like OpenAI and Anthropic, and more are being added regularly.

Question 9

Can I bring my own UI components?

Accepted Answer

Absolutely. C1 supports custom React components and integrates with Crayon’s UI library for full design flexibility.