# Smart Combo Box

> A combo box that is theme‑aware (shadcn variables), fully accessible (ARIA + keyboard), supports single and multi‑select, async search, creatable options, grouping, badges, and blazing‑fast rendering with lightweight list virtualization

- Author: [scott clayton](https://21st.dev/@lovesickfromthe6ix)
- License: unknown
- Live preview: https://21st.dev/@lovesickfromthe6ix/components/smart-combo-box

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/lovesickfromthe6ix/smart-combo-box?api_key=$API_KEY_21ST"
```

Requires a 21st API key (generate one at https://21st.dev/mcp) passed as `API_KEY_21ST`. Free accounts get a limited number of installs per day; unlimited on a paid plan — see https://21st.dev/pricing.

Full component directory: https://21st.dev/llms.txt