Agent: Cursor, GitHub CopilotLLM: GPT-4, Claude 3.5#react#ai-chat#ui-library#llm#open-source
assistant-ui is an open-source TypeScript/React library that gives developers composable primitives to build polished AI chat UIs fast. It handles streaming, auto-scrolling, and accessibility out of the box, and integrates with AI SDK, LangGraph, OpenAI, Anthropic, and more.