Thesys provides a visual collaboration tool that enables product teams to design and prototype user interfaces for AI agents through interactive flow diagrams and high-fidelity prototypes. This platform eliminates the inefficiencies of traditional design methods, allowing teams to iterate quickly and align on decisions in a single, organized workspace.
Funding
$4.2M raised to dateRaised to date based on public sources. This may differ from the amount the company actually raised and is based only on what is publicly available on the internet.

Founders
Product
Problem
Current AI agent interfaces often rely on static, predefined user experiences, failing to adapt to individual user needs and preferences. This results in impersonal interactions and limits user engagement, hindering the full potential of AI-driven applications.
Solution
Thesys provides a Generative UI API, called C1, that enables developers to build AI-powered applications with dynamic interfaces that adapt in real-time to user input, context, and intent. Instead of hardcoding UI elements, C1 generates structured UI components like forms, visualizations, and layouts, allowing for personalized digital experiences. The platform facilitates the creation of conversational AI agents with adaptive front-ends, streamlining the design and prototyping process through visual collaboration tools and interactive flow diagrams. By integrating C1, product teams can rapidly iterate on ideas, align on decisions, and deliver engaging, customer-centric experiences.
Target Audience
The primary audience includes Web3 product teams, AI dApp developers, and businesses building AI-native software such as agents and copilots, seeking to create dynamic, task-specific interfaces.
Features
- Generative UI API that returns structured UI components instead of markdown
- Real-time UI generation based on user input, context, and intent
- Visual collaboration tools for designing conversational flows
- Interactive flow diagrams and high-fidelity prototypes
- React SDK for parsing UI components and creating live interfaces
- Integration with LangGraph, CrewAI, and other backend frameworks
- Customizable UI components to match company design systems
- OpenAI-compatible endpoint with support for Anthropic models