Digital Currency Custody & Security Solutions for Financial Institutions
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wallets API

Upgrade your dollars to the internet

Free your product experience and growth from the constraints of traditional money tech.

start playing in our sandbox

Build what’s next for payments, 
finance and internet commerce.
Ready for a production key?

api documentation portal

Find guides and reference documentation to help you integrate with Circle APIs.

Get in touch with Circle

As one of the world’s leading cryptocurrency companies, 
security is a top priority. Since 2014, we’ve scaled to over 500 million wallet transactions.

wallets api 
Use cases

mini-usdc

Embed digital dollars everywhere

Add digital dollar accounts to your product by leveraging the next generation technology stack for money. Custody balances and facilitate transfers for your global customer base without the complexity of traditional banking.

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Accept crypto payments

Accept USDC payments globally for dollarized, cheap and near instant settlement with no bank account required.

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Automate USDC corporate treasury

Easily create multiple sub account wallets to optimize your business workflows for fast and transparent access by different stakeholders, divisions or product-lines.

We’ve scaled to 
big heights

Circle APIs are built on established infrastructure used to power six years of Circle’s payments and crypto products.

  • Safely secured $5+ billion dollars of crypto currency under custody
  • Processed $250 billion across 500 million transactions
  • Served more than 8 million customers including over 1k corporate and institutional accounts from over 150+ countries
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PAYMENTS API
Stablecoin settled payments
Allow your customers to pay or deposit using a debit or credit card with all transactions settling quickly.
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MARKETPLACES API
The full building blocks for innovative platform companies
Support for flexible business models & funds flows to launch your product faster and scale from day one on an open ecosystem.
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