Are you a Third Party Provider (TPP)? Start here!

If you're a PSD2-certified third-party provider (TPP), you can integrate directly with the bunq Public API using your eIDAS certificate. This guide walks you through the step-by-step process to register and authenticate with the bunq environment.

🚀 What Do You Need to Integrate with bunq?

Getting started with the bunq Public API is simple! Here’s what you’ll need to build, test, and simulate your integration from start to finish:

If you get stuck or have questions, you can always reach out to our support team. We're here to help!

🧰 Use an SDK to Get Started Faster

We offer official SDKs in Java, Python, PHP, and C# that help you connect to the bunq API. They handle things like authentication, request formatting, and error handling—so you can focus on building.

You can find them here and pick the one that suits your stack:

Software Development Kits (SDKs)

🧪 Test Your Integration with Postman

Want to explore the API before writing a single line of code? We’ve got you covered.

Our official Postman collection lets you:

  • Send requests to any bunq endpoint

  • Simulate real API behavior

  • Inspect responses and debug easily

  • Automate tests as you go

Perfect for learning the API or validating your integration logic.

You can find more info here:

Postman

📱 Simulate User Behavior with Our APK

Need to see how things work from a user’s perspective? Use our bunq APK to simulate real user actions like logging in, approving payments, or accepting requests.

This is especially useful for:

  • End-to-end testing

  • Mimicking user approvals for DraftPayments or OAuth flows

  • Validating UX before going live

Please check here how to use our Android APK:

Android Emulator

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