How I Built a Real-Time Crypto Dashboard with CoinStats API and React

Most crypto APIs are either free and broken, or reliable and expensive. If you've tried to build something real with the usual suspects: CoinGecko rate-limits you at 10–30 req/min before you even have a key, CoinMarketCap puts historical data behind a $29+/month paywall, Binance API only knows assets that trade on Binance. You hit the wall before the first component renders. I built a real-time crypto dashboard using CoinStats API — deployed, fully functional, four data sections running in paral