Free Crypto API

Best free cryptocurrency APIs for developers. Compare free tiers and find the right API for your budget. Updated for 2026.

Build Without Spending a Dime

These APIs offer generous free tiers perfect for side projects, MVPs, and learning. Most can handle production traffic at no cost.

Best Free Crypto APIs

Alchemy

20M compute units free every month

  • Free Tier20M units/mo
  • Chains20+ networks
  • Best ForWeb3 dApps
  • AnalyticsBuilt-in
  • Upgrade$49/mo
Get Free API Key →

Ankr

Unlimited public RPC endpoints

  • Free TierUnlimited
  • Chains40+ networks
  • Best ForRPC endpoints
  • TypePublic RPC
  • Upgrade$29/mo
Get Free RPC →

CoinGecko

Free market data for 15,000+ coins

  • Free Tier10,000 calls/mo
  • Coverage15,000+ coins
  • Best ForPrice trackers
  • Real-timeWebSocket
  • Upgrade$49/mo
Get Free API →

Infura

100K requests/day on Ethereum

  • Free Tier100K requests/day
  • ChainsEthereum + 10+
  • Best ForEthereum apps
  • IPFSIncluded
  • Upgrade$225/mo
Get Free API Key →

QuickNode

50K requests/day on global CDN

  • Free Tier50K requests/day
  • Chains30+ networks
  • Best ForHigh-perf dApps
  • SpeedGlobal CDN
  • Upgrade$49/mo
Get Free API Key →

Binance API

Unlimited trading API access

  • Free TierUnlimited
  • Rate Limit1200/min
  • Best ForTrading bots
  • TradingSpot & Futures
  • FeesTrading fees
Get Free API Key →

Free Tier Limitations to Know

  • Rate limits: Free tiers have strict request limits that can block production apps
  • No SLA: Free tiers often don't guarantee uptime or support response times
  • Feature restrictions: Advanced features like WebSocket streams may require paid plans
  • Analytics: Built-in dashboards and debugging tools usually reserved for paid tiers

Need More Scale?

When your app grows, these APIs offer affordable paid plans starting at $29-49/mo.

Compare All APIs