External API allow you to access third party resources that are available through RESTful web services. External API are predefined collections of API calls that are executed in sequence within the same context, effectively turning FintechOS Studio into an API client with advanced capabilities.
For example, External APIs come in handy when the user wishes to check the creditworthiness of a client by consulting an external database.
You can take advantage of the External API on the client side and the Fintech API endpoints on the server side to exchange data between different FintechOS Studio instances. For more information about Fintech API resources, see the API Reference Guide.