What is Open Banking

Open Banking is the significant shift that will revolutionize financial services in many ways, establishing the digital bank, adapting the rise of the digital human. It is a brand new secure way of sharing information, assets or whole ecosystems. Extending the financial network, allows third parties to offer outstanding solutions with a whole banking ecosystem under the hood.

Build the apps and services of tomorrow with our banking APIs

Ensure greater financial transparency options for account holders

Unlock the power of data-driven tools and solutions to provide benefit for customers

Budapest Bank API

The innovator's toolbox for connecting our services.

A complete banking API

We provide you secure APIs based on industry standards across a range of core functionalities that let you build your next generation application

Test tools

We provide you test tools that allow you to efficiently test API integrations with your apps

Support and cooperation

We are more than happy to hear your feedback about our services and ideas on what to improve

Live service is online.

We hereby inform you that our bank will perform planned maintenance activities on Sunday (17.01.2020) from 00:00 am to 02:30 am on OpenAPI services. We appreciate your understanding and patience.

Please use the following API endpoints to connect Budapest Bank OpenBanking service!

Live service:


In the event of an unpredicted outage of Live service, our fallback service is automatically switched on and it is accessible through the “Live service” API endpoint.
The “fallback service” provides the same functionality as the “Live service” and Message formats, usage rules to comply using the fallback service are the same as used on „Live service”.

API live service performance indicators:

2020 Q3
Service availability without planned outage: 100 %
Average response time: 617 ms/call
AAverage time of approver notification: 1962 ms/call
2020 Q2
Service availability without planned outage: 100 %
Average response time: 496 ms/call
Average time of approver notification: 1973 ms/call
2020 Q1
Service availability without planned outage: 99,95%
Average response time: 200 ms/call
Average time of approver notification: 200 ms/call
2019 Q4
Service availability without planned outage: 100%
Average response time: 0 ms/call
Average time of approver notification: 0 ms/call

Our APIs

In order to get an overview how our APIs work, please click here to download a short introduction of how you will be able to start using our services.

The Account information APIs allow you to access basic account information (e.g. transaction history, balance, standing orders)

Details here

The Payment Initiation APIs allow you to offer money transfer services to your users (HUF and foreign exchange transfer orders).

Details here

The Fund confirmation APIs allow you to check whether a specific amount is available on an account.

Details here

The Technical registration APIs allow you to initiate technical registration to the Bank and get the status of it.

Details here

Other APIs allow you to initiate consent request, revoke orders or get the status of transactions and consent requests.

Details here

How to start

Build your own application using our APIs

Register at National Competent Authority (NCA)

Request a PSD2 certification from Qualified Trust Service Provider (QTSP)

Register and log-in to Budapest Bank API Gateway

Initiate payments and / or access to clients’ payment accounts upon client’s request and consent