Phased Approach

The Four Phases of Open API

This video shows some examples of Open API application that may be provided after each phase has been implemented.

Examples of Open API application

Open API Phases for the Hong Kong Banking Sector

Phase 

Open API functions 

Examples 

Delivery time 

I

Product information

Deposit rates, credit card offerings, service charges and other public information

By the end of January 2019

II

Customer acquisition

New applications for credit cards, loans and other products

By the end of October 2019

III

Account information

Account balance, credit card outstanding balance, transaction records, credit limit change and others

To publish a set of technical standards in 2020, following which an implementation timetable will be set

IV

Transactions

Payment and transfers

Phase I Open APIs

The banking sector has launched Phase I Open APIs in January 2019. The information of the Open APIs can be found in the Data Studio of the Hong Kong Science and Technology Parks, which provides a single point of reference of all the Open APIs offered by banks to facilitate access by third-party service providers. If there are any questions regarding the details of Open API functions, please contact the respective banks.

The target go-live dates of Phase II Open APIs

The target go-live dates of Phase II Open APIs provide an overview and indicative timeline for third party service providers and related parties to better plan for service offerings. When the Phase II Open APIs become available, their information will be listed in the Data Studio of the Hong Kong Science and Technology Parks. The banks will also provide the specifications of these Open APIs on their websites.

The details of the Open API implementation of individual banks are subject to their designs and latest plans. Different banks may have variations in the coverage of Open APIs to the products or services under each category of Open API function. If there are any questions regarding the details of Open API functions or their target go-live dates below, please contact the respective banks.

Last revision date : 26 August 2019