PR Cost Calculator

A static frontend app that estimates development and AI token costs per pull request.

Features

• Submit any public GitHub repository
• Select a contributor and enter salary / token spend
• View charts of PR stats, denial rate, and cost per PR over the last 5 months
• 14-day rolling averages for all metrics
• Monthly breakdown table

Getting Started

pnpm install
pnpm run dev

Build & Deploy

The app deploys automatically to GitHub Pages on push to main.

pnpm run build   # Production build to dist/

Tech Stack

• React + TypeScript (Vite)
• Chart.js + react-chartjs-2
• date-fns
• GitHub REST API (client-side, no backend)