# Button

> Displays a button or a component that looks like a button.

- Author: [shadcn](https://21st.dev/@shadcn)
- Library: [shadcn/ui](https://21st.dev/@shadcn/library/shadcn-ui)
- License: mit
- Tags: Button, shadcn/ui
- npm dependencies: @radix-ui/react-slot, class-variance-authority
- Live preview: https://21st.dev/@shadcn/components/button

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/shadcn/button?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 · More like this: https://21st.dev/community/components/s/button.md