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All the payment tools. None of the hassle.

First’s powerful API works with your existing payment rails to process
Diem and Celo transactions, prevent fraud, and protect financial data.


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    How it Works How it Works

    Tap to zoom in

    Platform Features Platform Features

    diem wallet

    Create custom
    checkout flows

    Effortlessly build customizable
    checkout flows from start to finish.

    diem payment

    Manage stablecoin
    payments with ease

    Automate the authorization, capture, and approval
    of Diem and Celo payments to merchants.

    diem payment

    Verify transactions
    quickly and securely

    First’s verified risk check minimizes
    failure rates by preventing faulty and
    fraudulent transactions.

    first API

    As scalable as
    your business

    First handles the complexity of the Blockchain,
    off-chain, and VASP for you.

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    Global payments
    with local payouts

    Process stablecoin payments globally and provide merchants
    with payout options in over 35 different local currencies.

      The First API
      Toolkit For Diem

      Designed to be simple and fluent, First’s API gives
      developers all the building blocks they need to create
      custom payment applications on top of existing
      stablecoin blockchains.

      Coming soon