The Platform for People who Build for Banks

The Platform
for People Who
Build for Banks

Integrate with any core or digital banking system using Sonder’s developer-first platform. Accelerate your go-to-market strategy, reduce development costs, and enhance agility—all with our seamless integrations and world class sandbox.

Learn more

Learn more

Sonder simplifies your fintech journey by providing a single, unified integration for any banking core or digital banking system. With our comprehensive documentation, you’ll effortlessly connect and manage your bank integrations, saving time and reducing complexity.

Sonder simplifies your fintech journey by providing a single, unified integration for any banking core or digital platform.

The Better Way to Build the Future of Banking.

Achieve faster integrations, reduce development costs, and enhance agility with Sonder’s powerful features designed to drive the next generation of financial technology.

One SDK to Rule Them All

Effortlessly connect to any banking platform with an open data standard. No more XKCD comics about incompatibility.

A Sandbox Fit for Your Kids

Sonder's world class sandbox allows you to test all of your functionality against edge cases and flows that reflects real world standards.

Get instant access

Create your free sandbox account with Sonder today and experience seamless bank integrations firsthand.

Get started

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Frequently asked questions

What is Sonder?

Sonder is an developer-first platform that simplifies bank integrations for fintech startups, providing a single, unified API to connect with any banking core or digital platform.

What is Sonder?

Sonder is an developer-first platform that simplifies bank integrations for fintech startups, providing a single, unified API to connect with any banking core or digital platform.

How does Sonder reduce integration time?
How does Sonder reduce integration time?
Can Sonder handle multiple banking integrations simultaneously?
Can Sonder handle multiple banking integrations simultaneously?
Is Sonder for people who work with small financial institutions?
Is Sonder for people who work with small financial institutions?

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