All the payment tools. None of the hassle.
First’s powerful API works with your existing payment rails to process Diem payments, prevent fraud and protect financial data.
How it Works How it Works
Platform Features Platform Features
Create custom
checkout flows
Effortlessly build customizable
checkout flows from start to finish.
Manage Diem
payments with ease
Automate the authorization, capture and
approval of Diem payments to merchants.
Verify transactions
quickly and securely
First’s verified risk check minimizes
failure rates by preventing faulty and
fraudulent transactions.
As scalable as
your business
We handle the complexity of the
Diem Blockchain, off-chain, and VASP
especially for you.
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 the existing
Diem payment system.