Introduction

Complete guide to integrating with the SDigital2 payment API for cryptocurrency on-ramp and off-ramp services

What is SDigital2?

SDigital2 is a payment API that enables seamless cryptocurrency on-ramp and off-ramp services, allowing your users to convert between Brazilian Real (BRL) and popular cryptocurrencies like USDT and USDC across multiple blockchain networks and vice versa.

Onboarding

Get your API key and set up authentication

Core Concepts

Understand customers, bank accounts, transactions, and withdrawals

Integration Flows

Complete off-ramp and on-ramp implementation guides

API Reference

Explore detailed endpoint documentation and schemas

Key Features

🔒 Exchange Rate Locking

Lock in exchange rates for up to 5 minutes to protect your users from market volatility during transactions.

🌐 Multi-Chain Support

Support for Ethereum, Polygon, Base, and Arbitrum networks with USDT and USDC tokens.

⚡ PIX Integration

Seamless Brazilian Real transactions using the PIX instant payment system.

👥 Managed Customers

Customer onboarding handled by the SDigital2 team with automatic wallet generation.

Supported Networks & Currencies

Blockchain Networks:

Ethereum
Polygon
Base
Arbitrum

Cryptocurrencies:

USDT (Not supported on Base)
USDC

Fiat Currency:

BRL (Brazilian Real) via PIX

Integration Overview

1. Setup & Authentication

Get your API key from the SDigital2 team and configure authentication.

2. Understand Core Concepts

Learn about customers, transactions, exchange rate locking, and withdrawals.

3. Implement Flows

Off-Ramp: Convert crypto to BRL via PIX
On-Ramp: Convert BRL to crypto, then withdraw to external wallets

4. Go Live

Test thoroughly and deploy with confidence.

Ready to Start?

Begin with our Onboarding Guide to get your API key and set up authentication, or dive into the Core Concepts to understand how the SDigital2 API works.

For detailed endpoint documentation, check out our API Reference.