# Ball Model Picker

> A pinball-style reasoning effort picker with fixed-step physics, elastic peg collisions, glowing trails, and six landing outcomes.

- Author: [zanwei](https://21st.dev/@zanwei)
- License: mit
- Tags: Animation, Picker
- Live preview: https://21st.dev/@zanwei/components/ball-model-picker

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/zanwei/ball-model-picker?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/animation.md