AllData Aggregation API


In today's competitive landscape, companies need real-time customer financial information to make smarter business decisions. This means choosing the right data aggregator is more critical than ever. 

Fiserv has been in the data aggregation business for more than 20 years. Whether you are looking to add a new data aggregation source to an existing blended environment or to an app in the concept phase or already in market, choosing AllData® Aggregation from Fiserv will help you grow your business.

What is data aggregation >


Fiserv enables millions of people and businesses in a world that never powers down




financial institution clients




global accounts on file


Touchpoints with nearly


of U.S. households


More than


transactions per second




assets processed daily


More than

35 Yrs

finance industry leadership


Enable innovative products and services that can have the widest consumer reach.


Provide consolidated financial reports for wealth management firms and advisors.

Account Verification

Identifiy and authenticate account owners and verifiy account status in real-time with VerifyNow™.


Merchant Commerce

Attack fraud with insight to real-time account data and balance verifications.

Consumer Finance

Access financial data needed for quick credit decisions, eliminating the traditional paper chase.

Financial Services

Give consumers’ a single 360’ view of all of their financial accounts – even those across multiple institutions.

Thanks to Fiserv technology, we can provide people with a powerful tool that lets them view all their financial accounts in one place.

– Steve Sanders, EVP of Marketing and Product Development, Interactive Brokers

What can you do with more insightful consumer data?


Account types, average balances, and transactions.


Accurate account verifications right from the source.


Verify employment status and history in real-time.


Two year income history for all financial accounts.


Get complete 24-month transaction insights.

Cash Flow

Provides a view into a borrower’s financial health.

Getting started is easy

Empowering consumers doesn't get any easier. AllData Aggregation via REST API provides multiple ways for you to access consumer-permissioned data covering dozens of vertical markets. This provides actionable insight that can be used to develop solutions for retail, wealth management, consumer lending and financial services. 

View our API documentation >



Easy integration across any existing platform or application


A proven ally in keeping your data and reputation safe


Supports any platform requiring aggregated financial data


Offers a robust view with broad account type coverage

Talk to a solutions expert to ask for a demo or request sandbox access.

Visit our AllData Aggregation product page for more information. Contact us to learn how we can help shape your future projects with AllData Aggregation.

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