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Account and Transaction API Specification - UK vs RentCast

If you need a Finance API that's easy to integrate, go with RentCast.

Account and Transaction API Specification - UK

## Functionality at a glance The NBG "UK OPB - Account and Transaction v3.1.5" API follows the [UK Open Banking Specification v3.1.5](https://openbankinguk.github.io/read-write-api-site3/v3...

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RentCast

Retrieve real-time property and rental data for real estate in the United States

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Account and Transaction API Specification - UK

  • Simple API key authentication
  • HTTPS supported
  • Currently flagged as inactive

RentCast

  • Simple API key authentication
  • HTTPS supported
  • CORS enabled for frontend use
FeatureAccount and Transaction API Specification - UKRentCast
AuthenticationapiKeyapiKey
HTTPSYesYes
CORSUnknownYes

When to use which?

RentCast works directly from the browser with CORS enabled, making it better for frontend-only apps.

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