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Integrate Crypto Payments with Our Powerful API

Finassets crypto payment API includes payment buttons, invoicing, auto-convert, mass payouts, exchange, and secure custody — all in one platform.

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crypto api integration

How to Integrate a Crypto Payment API?

Generate your API key
Generate your API key
Connect your platform
Connect your platform or backend
Create transactions or invoices
Create transactions or invoices programmatically
Monitor payments
Monitor payments and balance in real time

Why Use Finassets API for Crypto Payments

Easily integrate and automate crypto transactions with a secure, scalable API built for modern platforms.

Key Features

Key features of the Finassets API service:

feature icon 1 Easy-to-use API with full documentation
feature icon 2 Real-time payment processing and confirmation tracking
feature icon 3 Support for 70+ cryptocurrencies including BTC, USDC, USDT
feature icon 4 Invoice generation, mass payouts, and payment button integration
feature icon 5 Secure authentication with API keys and IP whitelisting
feature icon 6 Webhooks for instant status updates and transaction events
feature icon 7 Auto-conversion to fiat
feature icon 8 Demo version for safe development and testing

Benefits

Real-world advantages for your business:

Save development time with robust, well-documented endpoints
Get paid globally with low fees and flexible currency support
Automate transactions at scale for faster crypto operations
Improve customer experience with instant status feedback
Enable seamless crypto payments in your own UI or app
Keep your systems secure with enterprise-grade protection
Reduce manual errors with fully programmable workflows
Adapt easily to your use case - from wallets to SaaS to marketplaces

USE CASES / WHO IT'S FOR

Ideal For:

  • Crypto wallets & Payment Apps

  • Marketplaces & eCommerce Platforms

  • SaaS Billing & Subscription Services

  • Web3 & DeFi Projects

  • Payment Processors & Exchanges

Payment apps
Networking

  • iGaming & Digital Asset Platforms

  • Freelancers & Service Providers Needing Automated Crypto Flows

  • Startups Seeking Scalable Crypto Integrations

  • Online Casino Platforms

Live Demo / API Integration

Test How It Works in Our Live Demo:

Test how easy it is to integrate and automate crypto payments with our API. Preview the process, experiment with code, and simulate transactions - all without affecting real funds.

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Integrate and automate crypto payments

Customer Testimonials

Start integrating crypto payments in minutes — fast, secure, and developer-friendly. Automate transactions, support 70+ cryptocurrencies, and scale globally with ease.
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Start integrating crypto payments

Frequently Asked Questions About
Crypto API Integration

  1. Locate the section for creating a crypto payment API.
  2. Create a crypto API key.
  3. Add a name for your API key.
  4. Receive your secret key.
  5. Edit the API key.
  6. Add a specific IP address for extra security.
This solution is perfect for merchants, developers, and businesses wanting to accept payments in cryptocurrency.

An API integration connects multiple software components, allowing data exchange and automating tasks across enterprise systems or eCommerce platforms. It involves using API calls, JSON, and middleware integration tools for secure and efficient communication.

Financial API integration connects banking systems, payment APIs, and eCommerce platforms to automate transactions, manage risk, and ensure data scalability. It involves secure data exchange, API gateways, and middleware for payment processing, often used in payment gateway API integration.

The Finassets API integration platform connects your software systems with seamless crypto payment processing, automated invoicing, and real-time data exchange. It reduces manual data entry, enhances operational efficiency, and supports eCommerce API integration for global scalability.

Finassets offers API integration solutions for eCommerce platforms, iGaming, online casinos, marketplaces, payment processors, and Web3 apps. Our platform supports freight management APIs, CRM systems, and ERP platforms, making it ideal for businesses looking to automate processes and scale.

Finassets API integration is built with advanced security protocols to protect your transactions and data. We use Multi-Party Computation (MPC) for key security, Two-Factor Authentication (2FA), Role-Based Access Control (RBAC), and network protection measures like firewalls and IP whitelisting. Plus, we maintain strict regulatory compliance to safeguard your business.

Finassets offers a progressive, reducing fee system down to 0.2%, ensuring cost-effective transactions as your volume grows. Our API enables instant crypto-to-fiat conversion for faster settlements and supports 70+ cryptocurrencies, including Bitcoin, USDC, and USDT. With easy payment integration, real-time auto-notifications, and dedicated human support, Finassets delivers trusted, scalable solutions for businesses worldwide.

You can access the API documentation on our platform, obtain your API key, and start testing via the demo version. Our API integration tools make it easy to set up connections, send API requests, and test integrations before going live.

Explore More Services

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Payment Button Payment Button
Exchange Crypto Exchange
Auto-convert Crypto to Fiat Auto-convert
Custody Crypto Custody
Mass-Payouts Mass-Payouts
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