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Payments · Documentation

Guides API Reference Recipes

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Operational

Guides

Product Overview

Welcome Key Concepts

Getting Started

Account Setup Quickstart

Checkout

How Checkout Works Getting Started with Implementing Checkout One-Time Purchase Integration Credit Purchases — Settle to Coinflow Wallet One-Time Purchase Integration - Third-Party USDC Settlement Credit Purchase Integration: USDC Settled Directly to BYO Wallet (Solana)Credit Purchase Integration: USDC Settled Directly to BYO Wallet (EVM)Credit Purchase Integration: USDC Settled Directly to a Solana Contract Credit Purchase Integration: USDC Settled Directly to EVM Contract One-Time Purchase Integration - EVM Contract Settlement One-Time Purchase Integration - Solana Contract Settlement One-Time Purchase Integration - Stellar Contract Settlement One-Time Purchase Integration - Stellar BYO Wallet Settlement Mobile SDK Overview Swift SDK Android SDK Flutter SDK React Native SDK Browser Redirect Checkout AVS Response Codes ⚠️ Common Errors Card Payment Error Codes 💲Currency Presentment 💳 Card Payments 🌎 Supported Countries and Credit Cards 🔢 Card Statuses and Error Codes Billing Address — State & Province Codes How To: Implement Apple Pay How to Generate Apple Pay Certificates Merchant-Managed Apple Pay Decryption How To: Implement Google Pay™🏦 ACH Payments 💵 How ACH Works How To: Implement ACH Payments 🔢 ACH Statuses, Error Codes 💶 SEPA / UK Faster Payments How To: Implement SEPA / UK Faster Payments SEPA/UK Faster Payment Failure Scenarios 🔢 SEPA / UK Faster Payment Statuses 🇧🇷 Pix Payments How To: Implement Pix Payments Wires How To: Implement Wire Payins About Cash App Payments How To: Implement Cash App Payments About Interac Payments How To: Implement Interac Payments About Venmo Payments How To: Implement Venmo Payments About PayPal Payments How To: Implement PayPal Payments 🪙 Token Payments ⛓️ Supported Chains and Tokens How to: Implement Crypto Checkout (API)🪪 Passive Crypto Pay-In Addresses How to: Implement Passive Crypto Pay-In Addresses (API)Supported Countries by Payment Method 📍 Settlement Locations 👝 Settlement to Coinflow Wallet 👝 Settlement to a BYO Wallet How To: Whitelist Your Contract Address Settlement to EVM Contracts EVM Transactions In-Depth Tempo Signature Integration (secp256k1 / P-256 / WebAuthn / Keychain V2)Settlement to Solana Contract Settlement to Stellar Contracts Account Funding Transactions (AFT)🤝 How Card Payments Work Custom Pay-in Fees ⏎ Refunds Partial Refunds Crypto Refunds Subsequent Transactions 🔐 Zero Authorization 💳 Card on File Transactions 🏪 Merchant Initiated Transactions 📱 Apple Pay Subsequent Transactions 👷 Chargeback Protection Overview How Chargeback Protection Works How To: Implement Chargeback Protection Improving Chargeback Protection Acceptance Rates Overriding Chargeback Protection How To: Send Payer Events for Chargeback Protection Chargeback Reason Codes Fraud Alerts and Chargeback Notifications Responding to Disputes AVS (Address Verification System)🛡️3DS 🛡️How to Interpret 3DS-Verified Transactions Wallet-Signed Authentication (Advanced)Tokenize Checkout Parameters Domain Whitelisting for Coinflow Checkout PCI Compliance Requirements for Direct Card Tokenization Testing Credit Card Purchases Testing ACH Payments Testing SEPA / UK Faster Payments Fee pass-through ⏎ Refunds

Payouts

Payout Overview How Payouts / Withdraws Work Supported Payout Flows Configuring Your Settlement Settings Delegated Payout from Merchant Wallet Delegated Payout from User Self-Custodial Wallet Getting Started with Implementing Payouts Bank Authentication Debit Card Tokenization API Integration Coinflow Withdraw Component (SDK)KYC Verification Coinflow's Built-In Verification KYC Attestation (KYC Reliance)Reusable KYC Token Sharing Available Countries - Withdraw Payout Currency Supported Payout Methods Push to Card Apple Pay Push to Card Same-Day ACH Standard ACH RTP (Real-Time Payments)SEPA (Europe)UK Faster Payments Wire Transfers Interac / EFT (Canada)PayPal How To: Add Support for Venmo Payout USDC Token Addresses Crypto Deposit Withdraw How To: Add Support for Interac Payout ⚠️ Swift Payout via Embedded Accounts Merchant Payouts from Your Coinflow wallet How To: Implement User Self-Custodial Wallet Payouts Identifying Users by Internal User ID Users With Crypto Wallets Payout Scenarios Understanding Payout Fees How To: Add Your Own Payout Fees Payout Speeds Common Payout / Withdraw Errors Payout API Error Codes React Environment Properties React Native Redirect Example USDC Token Addresses How To: Add Support for Venmo Payout Testing Withdraw KYC Verification Identifying Users by Internal User ID

Subscriptions

Subscriptions Overview How Subscriptions Work Defining Subscription Plan Details Managing Subscription Plans and Subscribers API Integration for Subscriptions Prebuilt Coinflow UI for Subscriptions Subscription Webhooks Enabling Customers to Cancel Subscriptions Handling Failed First Payments Subscriptions Overview

Marketplaces

🛍️ Marketplace Overview ⚙️ How Marketplaces Work 🪝 Seller Webhooks 🛍️ Marketplaces Implementation How To: Implement Marketplaces (UI)How To: Implement Marketplace Credits (API)How To: Implement Marketplaces (API)How To: Implement Pay-Ins on Marketplaces (API)How To: Implement Seller Payouts on Marketplaces (API)

Developer Resources

🎨 How To: Whitelabel The Payment Experience 💳 Checkout Implementation ⚛️ React Environment Properties 💳 Credit Cards Implementation Card Form Components Implement Credit Card Checkout Auto-Populate Card Details From a Photo 🏦 ACH Implementation 🇪🇺🇬🇧 SEPA / UK Payment Implementation Overview 💵 Crypto Pay-In Implementation 👝 Wallet Implementation 🪝 Webhook Implementation Configuring Webhooks Verifying Webhook Signatures Withdraw Webhooks Checkout / Subscription Webhooks How to Test Chargeback Events

Merchant Dashboard

🔐 Login & Account Access 👥 Users and Roles Rate Limits ☎️ Contact

Plugins

WooCommerce Plugin

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APIs, SDKs, and payment processing on these pages are provided by Coinflow.

How To: Implement Marketplaces (API)

Plasma

Payments documentation, delivered by Plasma in partnership with Coinflow.

Documentation

Quickstart Checkout Payouts API reference

Partners

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