Trio Supported Banks: 5+ Institutions (2026)

Trio is a banking API aggregator: one integration model so apps can reach many institutions with user consent. We list about 5 institutions in this directory; your app’s real coverage can still differ by product and market. For a simple mental model, Trio is like a power strip for financial data: many banks share one interface, and your product plugs in once.

What is Trio?

Trio is an open banking API aggregator that provides connectivity to financial institutions. Through Trio's platform, developers can integrate with 5+ banks and financial institutions through a single API integration.

API aggregators like Trio simplify the process of connecting to banks by providing:

Standardized API interfaces across multiple banks
Pre-built authentication flows
Data normalization and enrichment
Regulatory compliance handling

Learn more about how open banking APIs work in our [Open Banking API guide](/open-banking-api), or browse the bank coverage below to see which financial institutions are supported by Trio.

#Trio Supported Banks (5)

Showing 5 of 5 banks tracked

Name	APIs	View
Banco Bradesco	-	View
Bank of Brazil	-	View
Caixa Econômica Federal	-	View
Itaú Unibanco	-	View
Santander	3	View

Trio FAQ

What is Trio?

Trio is an open banking API aggregator focused on Brazil. It provides account information (AIS), payment initiation (PIS) through a single integration, so apps can reach many banks with the customer's consent instead of building one connection per bank.

How many banks does Trio support?

Open Banking Tracker lists 5 institutions reachable through Trio. Real coverage can differ by product, market, and individual bank, so use the supported-banks table on this page and confirm specific institutions in Trio's own documentation.

Is Trio regulated?

Yes. Banco Central-authorised Payment Institution / ITP (code 619). Authorisations held: Banco Central do Brasil, Open Finance Brasil. Verify current licensing on the relevant regulator's public register before you rely on it.

Does Trio support payments (pay by bank)?

Yes. Trio offers payment initiation (PIS), so you can move money account-to-account ("pay by bank") with the payer's authorisation. Product names and market availability vary — confirm in Trio's documentation.

Is Trio free to use, and is there a sandbox?

Trio pricing is sales-gated (you contact sales for rates): Custom / contact sales.