# Matte Number Input

> A number input field with inline increment/decrement step buttons, floating label, and live min/max/step validation feedback shown as helper text. Ported to React from SLtowl's Matte UI library (MIT).

- Author: [sltowl](https://21st.dev/@sltowl)
- Library: SLtowl
- License: MIT
- Tags: Number Input, Stepper, Form, Quantity, Validation
- Live preview: https://21st.dev/@sltowl/components/matte-number-input

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/sltowl/matte-number-input?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/number-input.md