Cryptocurrency APIs Terms Comparison
Side-by-side comparison of free tiers, rate limits, and usage restrictions for 4 cryptocurrency apis.
Terms of service may change. Always verify with the official API documentation before building production applications.
| API | Free Tier | Rate Limit | Commercial | Attribution | Auth | CORS | Caching | Notable Restrictions |
|---|---|---|---|---|---|---|---|---|
| Coinlayer | 100 calls/month | 100 calls/month (free) | ✕ | Req | API Key (query parameter) | Yes | Yes | Free plan: HTTP only, no historical data, limited coins |
| Binance API | Unlimited public endpoints | 1,200 requests/min (varies by endpoint) | ✓ | No | API Key + Secret (header) for private endpoints; none for public | Yes | Yes | IP-based rate limits; trading endpoints require KYC-verified account |
| Coinbase API | Unlimited public endpoints (exchange rates, prices) | 10,000 calls/hour | ✓ | No | API Key + Secret (header) for account endpoints; none for public | Yes | Yes | Account-related endpoints require OAuth2 authentication |
| CryptoCompare | 100,000 calls/month | 100,000 calls/month (free) | ✓ | Req | API Key (header or query parameter) | Yes | Yes | Free tier limited to basic market data; advanced analytics require paid plan |
Attribution Details
Coinlayer: Coinlayer attribution required on free plan
CryptoCompare: Must credit CryptoCompare as data source
Last updated: 2026-04