Using Postman to Debug a Local ASP.NET Core Web Api

In this post, we will look at how to debug a local API.NET Core Web Api.

First, we have a Web Api project in Visual Studio:

The URL for this Web Api, when run locally, is https://localhost:44336/api/customers:

Let’s add a breakpoint in Visual Studio:

Now, let’s debug locally.

In Postman, create a new request. We will set the URL to the local one above – https://localhost:44336/api/customers. This will be a GET request. Press Send:

This hits our breakpoint in Visual Studio. We can now step into the code:

Keep learning. Keep building.

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Carl de Souza Enterprise Architect at Microsoft · AI Technology Expert