Tambo is a React toolkit for building agents that render UI (also known as generative UI). Tambo AI Build agents that speak your UI The open-source generative UI toolkit for React. Connect your components—Tambo handles streaming, state management, and MCP.

Tell the AI which components it can use. Zod schemas define the props. These schemas become LLM tool definitions—the agent calls them like functions and Tambo renders the result.