Salesforce Industries REST API
The API provides powerful and simple web services for interacting with Lightning Platform. It’s customized for use with the Industries products, such as Salesforce Health Cloud and Salesforce Financial Services Cloud, and gives you easy access to the special objects and features these products provide.
To use the API requires basic familiarity with software development, web services, and the Salesforce user interface. For general information about the Salesforce REST API, see the REST API Developer's Guide. That guide explains the API’s characteristics and architecture and how to set up your development environment. It also includes information to get you started using the API and tools, like cURL and Workbench REST Explorer.