apilayer coinlayer

API

Real-time cryptocurrency exchange rates API

Overview

apilayer coinlayer provides RESTful access to real-time and historical cryptocurrency exchange rates. Key endpoints include /live (real-time rates for 3850+ coins), /historical (rates on specific dates), /convert (cross-currency conversions), and /list (supported coins). Responses are JSON-formatted, including fiat-to-crypto and crypto-to-crypto pairs. Ideal use cases: crypto price tracking apps, financial dashboards, trading platforms, portfolio management tools, and e-commerce integrations for crypto payments.

Example Integration (JavaScript)

script.js JS


fetch('https://coinlayer.com')
  .then(res => res.json())
  .then(data => console.log(data))
  .catch(err => console.error(err));

Key Features

RESTful API
Real-time rates (60s updates)
Historical data (since 2013)
JSON responses
3850+ supported cryptocurrencies
Fiat & cross-crypto conversions
Supports major fiat currencies

Frequently Asked Questions

? Is apilayer coinlayer free to use?

Yes, it offers a free tier with up to 100 requests/month and basic features. Paid tiers unlock higher request volumes, HTTPS encryption, and full historical data access.

? Does it require an API Key?

Yes, all requests need an API key obtained by signing up on the coinlayer website.

? What is the response format?

All responses are in JSON format, including details like coin symbols, exchange rates, timestamps, and source currencies.

Top Alternatives

CoinGecko API Search Google

CoinMarketCap API Search Google

CryptoCompare API Search Google

Tool Info

Pricing Freemium

Category Cryptocurrency

Platform Public API

Pros

⊕ Easy integration
⊕ High data accuracy
⊕ Comprehensive coin coverage
⊕ Flexible pricing tiers
⊕ Historical data access

Cons

⊖ Free tier has rate limits
⊖ Advanced features (HTTPS) require paid plans
⊖ No XML response option