Galileo Open APIs

Galileo’s APIs connect you to the most advanced capabilities in fintech and payments.

Create unique programs. Differentiate your business.
Engage your customers.

Galileo’s robust open APIs and simulator sandbox unlock the creativity of your developers to innovate without limitation in a totally secure environment.

Our sandbox replicates Galileo’s live environment, so there won’t be any surprises down the road. We’re so confident in the superiority of what we offer, your developers can start coding and testing right away, with no contract or even NDA required. They’ll experience exactly what it’s like to work with Galileo, using tools that make their work faster and more intuitive—like, instantly creating single-click code fragments in the most popular programming languages, cutting development time to almost zero.

Code, test, iterate. The only surprise is how creative (and fast) your developers can be.

Learn More About Galileo’s Open APIs

Unleash the power of Galileo’s Open APIs.​

Have a question about our APIs?

Create and manage customer accounts securely without the time, cost and complexity of developing the functionality that sits behind them.

Galileo Program
Master API

Create sophisticated, integrated financial solutions quickly and easily.

Galileo Real-Time
Alerts API

Get real-time notification of customer activity—such as changes in card status, authorization, settlement and deposits—as events happen.

Galileo Authorization
Controller API

Experience the power of always knowing what’s happening in your portfolio.

Want to explore the sandbox?