Fiat On/Off-Ramp Infrastructure

Simplex provides the industry-standard fiat-to-crypto on-ramp infrastructure for B2B partners including cryptocurrency exchanges, digital wallets, DeFi protocols, and blockchain platforms. Having processed $4B+ in payments for 3.5 million+ end users across 350+ partner integrations, Simplex's onramp suite covers the full spectrum from plug-and-play iFrame widgets to enterprise-grade server-side APIs.

Product Overview

The Turnkey Onramp Solution delivers complete fiat-to-crypto conversion infrastructure, supporting 200+ cryptocurrencies, 100+ fiat currencies, and 570+ alternative payment methods across 190+ countries. Regional payment rails are fully supported, including SEPA, SWIFT, ACH, and PIX, along with credit/debit cards, Apple Pay, and Google Pay. NFT Dir3ct extends these capabilities to NFT platforms with bi-directional on/off-ramp support, enabling fiat-to-crypto onramps for buyers and crypto-to-fiat offramps for sellers.

Key Features

• Plug-and-play iFrame widget for fast deployment with minimal development effort
• Full Wallet API with Quote, Payment, Events (webhooks), and Reporting endpoints
• Zero chargeback guarantee with zero rolling reserve requirements for partners
• AI-powered fraud prevention analyzing thousands of data points per transaction
• Smart routing to optimal liquidity providers and acquiring banks
• NFT Dir3ct for NFT mints, whitelists, and secondary market transactions
• Sandbox and production environments with 24/7 customer support

Use Cases

Cryptocurrency exchanges, digital wallet providers, DeFi protocols, NFT platforms, and gaming platforms with digital asset economies use Simplex to enable seamless fiat-to-crypto conversion for their end users. Partners include Binance, BitPay, Trust Wallet, Solana ecosystem projects, Polygon, and KuCoin.