Getting started Let’s create a Web API project first. To do this, create a blank ASP.Net project in Visual Studio 2015 and check the Web API checkbox when selecting the project template.

Click here for Part 2 Microsoft has recently released the Visual Studio 2013 Preview 1, which includes ASP .NET Web API 2. One of the most notable new additions to Web API is attribute-based routing.

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?