API Details
API NameCoinGecko
CategoryFinance
AuthenticationNone required
HTTPS Support✅ Yes — secured
CORS Policy✅ Enabled — browser-safe
DocumentationOpen Docs ↗
⚡ Quick Start
Copy this JavaScript snippet to start using the API immediately.
const res = await fetch("https://www.coingecko.com/api/documentation");
const data = await res.json();
console.log(data);More Finance APIs
See all →🚀 Access This API
View endpoints, request formats, rate limits, and full response schemas in the official docs.
Open Documentation →← Browse All APIs🔐 Authentication Guide
No AuthenticationCall this API directly from any frontend or backend — no sign-up required.
⚙️ Compatibility
Browser (Frontend)✓ Supported
Server (Node / Python)✓ Always works
HTTPS / SSL✓ Secured
💡 Developer Tips
- →No key needed — safe to call from browser or server.
- →Direct browser fetch calls work — no proxy needed.
- →Handle rate limits with retry logic and exponential backoff.
- →Cache responses locally to minimize calls and stay on free tier.