# Frontier Board

> Interactive score-vs-cost scatter where each model's effort levels connect into an efficiency frontier line, with metric/version toggles, model filter, and hover focus. Answers: "Which model delivers the most score per dollar (or token), and at what effort level?" Part of vizcn by vibecoding.tech — agent-first SVG viz forms, no chart libraries.

- Author: [Evgeny Shilov](https://21st.dev/@eugeneshilow)
- Library: [vizcn · by vibecoding.tech](https://21st.dev/@eugeneshilow/library/vizcn)
- License: mit
- Tags: Chart, Data Viz, SVG, Ranking
- Live preview: https://21st.dev/@eugeneshilow/components/frontier-board

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/eugeneshilow/frontier-board?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/chart.md