Detailed Introduction
Assistant UI is an open-source TypeScript + React component library that provides customizable chat UI components and layouts for building AI assistants and conversational products. It covers message streams, composer/input components, rich media rendering, system prompts and plugin extension points, making it straightforward to integrate with inference backends, model gateways or agent layers for production-ready chat frontends.
Main Features
- Componentized UI: composable message lists, message items, composer, and toolbar components with support for custom renderers and style overrides.
- Multi-model support: designed to work with backend model gateways or routing layers to switch and compare outputs from different models.
- Plugin extensibility: extension points for file uploads, rich-media rendering, tool invocation, and external data integration.
- Theming & accessibility: built-in theming and adherence to accessibility best practices for production delivery.
Use Cases
- Quickly build customer support, product assistant, or internal collaboration chat interfaces.
- Present different backend inference services through a unified chat UI for users or teams.
- Prototype conversational interactions and compare multi-model strategies during product discovery.
- Embed as a component library in low-code platforms or enterprise intranet applications.
Technical Features
- Built with TypeScript + React for type safety and extensibility.
- Offers a customizable rendering pipeline for messages, enabling rich media and card-style presentations.
- Performance-minded and bundle-size conscious, compatible with modern bundlers and server-side rendering.
- MIT-licensed and community-friendly for contributions and commercial integration.