# Counter

> A numeric stepper input with increment/decrement buttons and a typable value field, for adjusting bounded quantities like tool-call limits or item counts.

- Author: [mayurrawte](https://21st.dev/@mayurrawte)
- Library: @delego
- License: MIT
- Tags: Counter, Stepper
- Live preview: https://21st.dev/@mayurrawte/components/counter

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/mayurrawte/counter?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/counter.md