# OTP Field

> A compound one-time-code input made of individual digit boxes that auto-advance while typing, support pasting a full code, and can be grouped with a separator.

- Author: [appica-dev](https://21st.dev/@appica-dev)
- Library: @delego
- License: MIT
- Tags: OTP, Input
- npm dependencies: @base-ui/react, class-variance-authority
- Live preview: https://21st.dev/@appica-dev/components/otp-field

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/appica-dev/otp-field?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/otp.md