CryptAPI

API

Simplified Cryptocurrency Payment Processing API

Overview

CryptAPI is a RESTful cryptocurrency payment processing API that enables developers to integrate crypto payments into e-commerce platforms, invoicing systems, or apps. Key endpoints include generating unique payment addresses for 20+ cryptocurrencies (Bitcoin, Ethereum, Litecoin), checking transaction confirmations, fetching real-time exchange rates, and setting up webhooks for instant payment alerts. Responses are in JSON format. Use cases include businesses accepting crypto without managing wallets, stores adding crypto checkout options, and tools sending crypto invoices. It also offers automatic fiat conversion for merchants preferring stable currency settlements.

Example Integration (JavaScript)

script.js JS


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

Key Features

RESTful Architecture
JSON Response Format
20+ Supported Cryptocurrencies
Webhook Notifications
No Wallet Management
Real-time Exchange Rates

Frequently Asked Questions

? Is CryptAPI free to use?

CryptAPI does not charge setup or monthly fees, but applies a small transaction fee (varying by cryptocurrency) for each processed payment.

? Does it require an API Key?

Yes, you need to register an account to obtain an API key for authenticating requests to most endpoints.

? What is the response format?

CryptAPI returns all responses in JSON format, which is widely compatible with most programming languages and applications.

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Tool Info

Pricing Transaction-based

Category Cryptocurrency

Platform Public API

Pros

⊕ Easy Integration
⊕ No Setup/Monthly Fees
⊕ Secure (No Private Key Storage)
⊕ Multi-Currency Support
⊕ Webhook Alerts

Cons

⊖ Transaction Fees Apply
⊖ Limited Advanced Features
⊖ Rate Limits for Free Tiers
⊖ No SLA Guarantee