An API provides a way to deploy the features of a specific application or service, which lets two applications interact with each other. For example, an API may specify how to retrieve data from an application. Bulk API is used to process large amounts of data in batches. RESTful API can handle multiple types of data in different formats. Nexis Data as a Service lets companies use flexible and easy-to-integrate APIs to tap into our unrivaled content universe to support predictive analytics, risk screening and other data-driven use cases.