For AI agents: a documentation index is available at the root level at /llms.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.
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Marketplaces
Marketplaces Implementation
How To: Implement Marketplaces (API)
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Products & Features
Key Concepts
Account Setup
Quickstart
How Checkout Works
Getting Started with Implementation
Settlement to Coinflow Wallet
Credit Purchase - USDC to Coinflow Wallet
One-Time Purchase - USDC to 3rd Party
Credit Purchase - USDC to Coinflow/BYO Wallet (Solana)
Credit Purchase - USDC to BYO Wallet (EVM)
Credit Purchase - USDC to Solana Contract
Credit Purchase - USDC to EVM Contract
One-Time Purchase - USDC to EVM Contract
One-Time Purchase - USDC to Solana Contract
One-Time Purchase - USDC to Stellar Contract
One-Time Purchase - Direct USDC Transfer (Stellar)
Mobile App Payments
Swift SDK
Android SDK
Flutter SDK
React Native SDK
Browser Redirect Checkout
AVS Response Codes
Common Checkout Pay-In Errors
Card Payment Error Codes
Currency Presentment
About Credit / Debit Card Payments
Supported Countries
Common Card Error Codes
Billing Address - State and Province Codes
Implement Apple Pay
How to Generate Apple Pay Certificates
Merchant-Managed Decryption
Implement Google Pay
ACH Overview
About ACH
Implement ACH
Link a Bank Account
ACH Error Codes
About SEPA / UK Faster Payments
Implement SEPA / UK Faster Payments
SEPA & UKFP Failure Error Messages
SEPA & UKFP Payment Statuses
About Pix Payments
Implement Pix Payments
About Wire Payments
Implement Wire Payments
About Cash App Payments
Implement Cash App Payments
About Interac Payments
Implement Interac Payments
About Venmo Payments
Implement Venmo Payments
Venmo Vaulting
About PayPal Payments
Implement PayPal Payments
PayPal Vaulting
About Token Payments
Supported Tokens and Chains
Implement Crypto Payments
About Passive Crypto Pay-In Addresses
Implement Passive Crypto Pay-In Addresses
Supported Countries
Settlement Locations
Settlement to Coinflow Wallet
Merchant BYO Wallet Settlement
Whitelist Your Contracts
Implement Settlement to EVM Contract
EVM Transactions In-Depth
Tempo Signature Integration (secp256k1 / P-256 / WebAuthn / Keychain V2)
Implement Settlement to Solana Contract
Implement Settlement to Stellar Contract
Account Funding Transactions (AFT)
Authorize & Capture
Custom Pay-in Fees
Fee Rebates
About Refunds
Partial Refunds
Batch Refunds
Crypto Refunds
Identifying the Type of Subsequent Transaction
Zero Authorization
Card On File
Merchant Initiated Transactions
Apple Pay
About Chargeback Protection
How Chargeback Protection Works
Implement Chargeback Protection
Improving Chargeback Protection Acceptance Rates
Overriding Chargeback Protection
Sending Payer Events
Chargeback Reason Codes
Fraud Alerts and Chargeback Notifications
Responding to Disputes
AVS
About 3DS
How to Interpret 3DS Verified Transactions
Strong Authentication
Tokenize Checkout Parameters
Whitelist URLs
PCI Compliance
Testing Credit Cards
Testing ACH
Testing SEPA
Payout Overview
What is a Payout
Overview
Configuring Your Settlement Settings
Delegated Payout from Merchant Wallet
Delegated Payout from User Self-Custodial Wallet
Getting Started
Bank Authentication UI
Debit Card Tokenization
API Integration
Coinflow Withdraw Component
What is KYC
Coinflow Prebuilt KYC Solution
KYC Attestation
Reusable KYC Token Sharing
Available Countries
Supported Countries & Currencies
Overview
Push to Card
Apple Pay Push to Card
Same-Day ACH
Standard ACH
RTP (Real-Time Payments)
SEPA
UK Faster Payment
Wire Transfers
Interac/EFT (Canada)
PayPal
Venmo
Crypto
Interac
Swift
Coinflow Wallet
User Self-Custodial Wallet
Crypto Deposit Withdraw
Gasless EVM USDC
Identifying Users by Internal User ID
Identifying Users by Wallet
Overview
Understanding Payout Fees
Custom Withdraw Fees
Understanding Payout Speeds
Common Payout Errors
Payout API Error Codes
React Component Properties
React Native Redirect Example
USDC Token Addresses
How to Add Venmo Payout Support
Testing Withdraws
Subscriptions Overview
How Subscriptions Work
Defining Plan Details
Managing Subscription Plans & Subscribers
API Integration
Prebuilt Coinflow UI
Subscription Webhooks
Enabling Customers to Cancel Subscriptions
Failed First Payment
Marketplace Overview
How Marketplaces Work
Marketplaces Webhooks
Marketplaces Implementation
Implementing Marketplaces
Marketplace Credits
How to Implement Marketplaces API
Implementing Marketplaces API
Implementing Marketplaces via API
Custom Branding
Checkout Implementation
Developer React Environment Properties
Credit Cards Implementation
Card Form Components
Tokenize Credit Cards
Auto-Populate Card From Photo
ACH Implementation
SEPA/UK Pay-in
USDC Implementation
Wallets
Webhooks
Configuring Webhooks
Verifying Webhook Signatures
Withdraw Webhooks
Configuration Webhooks
Checkout Webhooks
How to Test Chargeback Events
Login & Account Access
Users and Roles
Rate Limits
Developer Contact
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