Reference

The exported symbols, their type definitions, and the options each one takes. For how the pieces fit together, start with the guide.

Methods

Method	What it does
createClient	Creates a client from default fetch options. Every APIful client starts here.
createOpenAPIClient	Creates a client typed from the generated types of one service, without the extension chain.
defineApifulConfig	Declares the services the generate command reads.
Type Generator	Generates the types the generate command writes, for tools that write them themselves.

Types

Type	What it describes
ApiClient	The client itself: its default options and the with method that extends it.
HandlerExtensionBuilder	A function that takes the client and returns its call signature.
MethodsExtensionBuilder	A function that takes the client and returns named methods to add to it.

Type Helpers

OpenAPI Type Helpers name the types of one operation, or of one schema in components, from the generated types – useful when you need one in a signature of your own.