CoinGecko API: Free Crypto Data for 10,000+ Coins (No Key Required)

Need crypto market data? CoinGecko's API is free and needs no API key. Endpoints Top coins: api.coingecko.com/api/v3/coins/markets?vs_currency=usd Trending: api.coingecko.com/api/v3/search/trending Specific coin: api.coingecko.com/api/v3/coins/bitcoin Data You Get Price, market cap, volume 24h/7d/30d changes Supply (circulating, max) ATH/ATL with dates Description and links Rate Limits Free tier: ~30 req/min. Returns 429 if exceeded — just wait 60s. I built a wrapper with pagination and trending support — free on Apify (search knotless_cadence crypto ).