Crypto API Comparison

Find the best cryptocurrency and blockchain APIs for your development project. Updated for 2026.

Compare Top Crypto APIs Side by Side

We help developers make informed decisions when choosing blockchain data providers, exchange APIs, and crypto payment solutions. Get detailed comparisons of features, pricing, and performance.

Get Weekly API Updates

Popular Crypto APIs for Developers

CoinGecko API

Free crypto market data API with extensive coverage

  • Free Tier10,000 calls/mo
  • Pro Plan$49/mo
  • Coverage15,000+ coins
  • Real-timeWebSocket
  • Best ForMarket data apps
View API →

Alchemy

Enterprise-grade blockchain infrastructure

  • Free Tier20M compute units
  • Pro Plan$49/mo
  • Chains20+ networks
  • Support24/7 priority
  • Best ForWeb3 dApps
View API →

Infura

Reliable Ethereum and IPFS API

  • Free Tier100K requests/day
  • Pro Plan$225/mo
  • ChainsEthereum, IPFS + more
  • Uptime99.9% SLA
  • Best ForEthereum apps
View API →

Binance API

World's largest crypto exchange APIs

  • Free TierUnlimited
  • Rate Limit1200/min
  • TradingSpot, Futures, Options
  • WebSocketReal-time
  • Best ForTrading bots
View API →

CoinMarketCap API

Industry-leading crypto data provider

  • Free Tier10,000 calls/mo
  • Pro Plan$79/mo
  • Coverage12,000+ coins
  • HistoricalAvailable
  • Best ForPortfolio trackers
View API →

QuickNode

Fast blockchain infrastructure

  • Free Tier50K requests/day
  • Pro Plan$49/mo
  • Chains30+ networks
  • SpeedGlobal CDN
  • Best ForHigh-performance dApps
View API →

OKX

Global crypto exchange APIs

  • Free TierUnlimited
  • Rate Limit6000/min
  • TradingSpot, Futures, Options
  • WebSocketReal-time
  • Best ForTrading bots, Arbitrage
View API →

Frequently Asked Questions

What is the best free crypto API?

Alchemy offers 20M compute units free, Ankr has unlimited public RPC, and CoinGecko provides 10K calls/mo for market data. For production use, paid plans from $49/mo are recommended.

How do I choose between Alchemy vs Infura?

Alchemy offers better developer tools and analytics, while Infura has IPFS integration and longer track record. Both have 99.9%+ uptime. Try both free tiers to see which fits your workflow better.

What is the fastest Solana RPC?

Helius and Triton are known for low-latency Solana RPC. For trading bots, dedicated nodes with geographic proximity to exchanges provide best performance.

Can I use multiple crypto APIs together?

Yes! Many developers use multiple providers for redundancy. Common pattern: primary provider (Alchemy) + backup (QuickNode) to ensure 100% uptime.

Which API is best for NFT marketplace?

QuickNode and Alchemy offer specialized NFT APIs. Helius is excellent for Solana NFTs. Consider pricing based on token holdings and metadata query volume.