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UX of ChatGPT in your own app

UX of ChatGPT in your own app

The open-source React toolkit for production AI chat experiences.

Built on shadcn/ui andTailwind.

$ npx assistant-ui init

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assistant-ui

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Hello there!

How can I help you today?

What's the weatherin San Francisco?

Explain React hookslike useState and useEffect

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Everything you need to ship AI chat

Production-ready components and state management to build AI chat, faster.

Instant Chat UI

Drop in a polished ChatGPT-style UX with theming and sensible defaults powered by shadcn/ui and Tailwind.

State Management

Optimized for streaming responses, interruptions, retries, and multi-turn conversations out of the box.

High Performance

Optimized rendering and minimal bundle size keep your app responsive during streaming.

Works Everywhere

Compatible with Vercel AI SDK, LangChain, or any LLM provider. React-based.

Trusted by fast-growing companies

Be part of the community

Join our active Discord community for support and updates.

Join our Discord 🌟 Star us on GitHub

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@LangChainAI\
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Build stateful conversational AI agents with LangGraph and assistant-ui.

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@hwchase17\
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Pleasure to work with Simon… bring streaming, gen UI, and human-in-the-loop with LangGraph Cloud + assistant-ui.

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@js_craft_hq\
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A huge shoutout to @simonfarshid for the cool stuff he makes at assistant-ui

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@adamsilverman\
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assistant-ui powered by LangGraph! It is awesome.

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@hungrytrtl\
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assistant-ui… Could save days of UI work.

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@keithschacht\
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A great set of pre-built react components for building chatbot experiences.

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@virattt\
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My favorite financial assistant is assistant-ui… fully open source… powerful starter tools… integrates with LangSmith and LangGraph.

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@HowardBGil\
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Stop building chat interfaces yourself… Just install assistant-ui and you’re done.

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@replyingaleks\
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assistant-ui goated 🐐🐐

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