ASB APIs
Designed to industry standards, our APIs let you offer secure payments and build smarter, faster, and more connected financial experiences your customers can trust.
Open banking APIs
These help you offer secure, seamless payment and data-sharing services to your customers—direct from their bank account. They’re built to Payments New Zealand API Centre standards and are designed to make life easier for you and your customers.
Whether you’re creating a budgeting application, payment solution, or something totally new—our APIs give you the tools to connect securely and responsibly.
What's available?
ASB Payment Initiation API
Let your customers make one-off and ongoing payments straight from their bank accounts. It’s fast and secure and is all done through the customer’s ASB Mobile Banking app.
ASB Account Information API
With your customer’s say-so, you can securely access their account info to make your service smarter and more personalised.
Start using the APIs
1. Register
Visit the Payments NZ API Centre to sign up and become a registered API Standards user.
2. Visit our Developer Portal
Get more information on our APIs, onboarding, due diligence and request access to our sandbox.
3. Apply for our APIs
Apply to access our production APIs. We’ll run some due diligence checks on your business processes.
4. Sign our agreement
Once you pass our checks, you can sign our Open Banking access agreement.
5. Integration
We’ll work with you on integrating with our Open Banking APIs, including collaborative testing.
6. Go live
When you’re ready, you can launch the new service to customers.
Data security at ASB
We’ll complete due diligence as part of your application. The API Centre has an example of the due diligence questions we may ask. Full details of our due diligence and onboarding process will be available on our Developer Portal shortly.
Customer approval must be given before you’re able to access data. The consent and security model outlined in the Open Banking Standards are key to the ASB Open Banking APIs.
ASB Sandbox
Frequently asked questions
Common questions about the ASB Open Banking APIs. For more general information, visit the API Centre.
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What are Open Banking APIs?
Open Banking APIs are a standardised set of Application Programming Interfaces that allow third party and Bank's systems to work together to enable secure, consented sharing of data or initiation of payments.
These standards have been developed in New Zealand by the Payments NZ API Centre and ASB's Open Banking APIs adhere to these standards.
For more details, please visit Payments NZ API Centre requirements.
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How secure are the ASB Open Banking APIs? How is unauthorized access prevented?
The API Centre security standards provide these details.
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Do I need to register to get access to the Developer and Sandbox portal?
You can see basic information on our Developer Portal without registering. To see further details (such as detailed API specifications) you'll need to register yourself by providing and verifying your email address.
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How do I submit an application to use ASB’s Open Banking APIs?
Follow the steps in the Start using the APIs section above.
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How do I get a new password for the Sandbox?
The Developer Portal has a forgotten password feature. Select the link and enter your email address. We will send a password reset link via email if your email address has been previously registered on the Developer Portal.
More information
Contact us for more information on ASB Open Banking APIs.
Learn more about Open Banking in New Zealand.
ASB Bank Limited's terms apply. Third Party partner terms apply. Please refer to the Open Banking Privacy Statement and Mobile Banking Terms and Conditions including Open Banking.