# Callout

> MDX-style admonition with neutral / info / success / warning / destructive variants, CalloutTitle and CalloutDescription parts, and an optional icon override. Ships --info / --success / --warning theme tokens.

- Author: [Mohammad Shehadeh](https://21st.dev/@mohammadshehadeh)
- Library: [Hirael](https://21st.dev/@mohammadshehadeh/library/hirael)
- License: MIT
- Tags: Alert, Banner, Callout, Admonition
- npm dependencies: lucide-react, class-variance-authority
- Live preview: https://21st.dev/@mohammadshehadeh/components/callout

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/mohammadshehadeh/callout?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/alert.md