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clock 2-minute read calender updated Jul. 28, 2025

Partner with KeyBank and learn how to unlock the power of our Embedded Banking APIs

Whether you're a seasoned developer or just starting out, our platform is designed to empower you with the tools and knowledge necessary to leverage our powerful APIs effortlessly. Dive into this guide to discover the best practices, essential tips, and crucial steps to ensure a smooth and successful integration. From understanding entitlements and access controls to mastering idempotent request design, you'll find everything you need to make your journey with our APIs productive and efficient.

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1. Contact and consult

You've taken a look at our products and are interesting in what solutions they offer. First, reach out to us and express your interest in our API products. Use our contact form to initiate a conversation with one of our Payment Advisors.

Your people will talk to our people to establish an agreement detailing the API services you want and crucial system information needed for seamless integration.

2. Determine API needs

Get into the nitty gritty to provide your application or project details. KeyBank works with you to make sure the API is setup correctly for your needs.

  • Identify which APIs are essential for your business operations.
  • Define the frequency of use and transaction activity timeframe.
  • Provide details such as transaction volume, call frequency, and call timeframe.
  • Be mindful of our rate limiting to ensure optimal performance.

We have more information on how to use our APIs and learn about KeyBank APIs recommendations, requirements, and conditions.

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Circuit board with security lock symbols at certain junctures

3. Set up security

We make sure to secure your connection to protect sensitive financial data. KeyBank sets up account entitlements to authenticate and authorize API access.

Read more about our entitlements and learn about common security controls. We'd tell you more, but then it wouldn't be very secure, would it?

4. Grant access

You got the keys to the car and are ready to drive! After you receive API keys and client credentials, you can securely access authorized APIs.

Most API products have a simulated experience where you can try API functionalities before integrating your systems. 

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