We’ll use this ASP.NET Core 7 Web API project to use OpenAPI to document minimal API endpoints in the sections below. What is the OpenAPI specification?

Create an ASP.NET Core 7 minimal Web API project in Visual Studio 2022 First off, let’s create an ASP.NET Core minimal API project in Visual Studio.

ASP.NET Core sees a bunch of new features and functionality in the just-released .NET 6, including Blazor updates, Hot Reload and minimal APIs.