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Crossmint Integration Guide

Crossmint is an all-in-one platform that brings enterprise-grade blockchain infrastructure to Flow developers. Build complete Web3 applications without requiring users to understand crypto - from embedded wallets and gasless payments to AI agent commerce and stablecoin integration.

Why this matters:

  • Eliminate barriers: No gas fees, seed phrases, or complex wallet setup for your users
  • Enterprise ready: Bank-grade security trusted by Fortune 500 companies

With Crossmint on Flow, you can create comprehensive blockchain applications that feel like traditional Web2 apps while leveraging Flow's unique capabilities.

Core features: Gasless transactions, fiat payments, token minting

🎯 Available Features​

1. Minting Platform​

Create and distribute tokens at scale via API and no-code tools. You'll be able to:

  • Deploy secure smart contracts on Flow
  • Mint, update, burn, and airdrop tokens at scale
  • Manage metadata and collections
  • API and no-code collection creation

2. Authentication​

Create wallets for users with seamless authentication. This unlocks:

  • Authentication with email, social logins, wallets, and passkeys
  • Smart wallets with custodial and non-custodial options
  • Gasless transactions and improved user experience
  • Data APIs for fetching balances and activity

3. Fiat and Cross-chain Payment Checkout​

Digital Asset Checkout supporting fiat and cross-chain payments. Allow your users to buy onchain assets using any of the following payment methods:

  • Credit card, Apple Pay, Google Pay support
  • Cross-chain crypto payments (40+ tokens)
  • No KYC required for most transactions

4. World Store​

Access to real-world goods and services via crypto payments such as:

  • Over 1 billion products from Amazon, Shopify, flights, and more
  • Pay with FLOW, USDF, and other supported tokens
  • Perfect for expanding crypto utility to real-world commerce
  • API access to global commerce platforms

🛠 Prerequisites​

Make sure you have:

  • Crossmint account:

  • Flow development environment:

    • Flow CLI installed and configured

  • Technical knowledge:

    • Basic JavaScript/TypeScript, React hooks
    • Understanding of Flow (Cadence or EVM)

  • Setup:

    1. Clone or create your Flow project
    2. Install Crossmint SDK: npm i @crossmint/client-sdk-react-ui
    3. Configure environment variables for API keys
    4. Onboard thousands of users seamlessly

Guides​

Get up and running with Crossmint on Flow in under 15 minutes:

  1. Set up authentication for seamless user onboarding
  2. Enable fiat payments for your Flow assets
  3. Minting Platform to create and distribute tokens at scale

If you have trouble during the integrations process, please refer to these documentation sites:

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