In playing around with Razor Pages, I was irritated again that Microsoft couldn't just standardize a set of interfaces for their methods so that they wouldn't need so much magic. So I just quickly hacked up RazorInterfaces , available also on nuget.org . It's probably most useful to people just learning Razor Pages, since it requires you to correctly implement the common HTTP methods you'll need to get things running: public class CustomerPage : PageModel , IPageGet , IPagePostAsync<Customer> { public IActionResult OnGet() { return Page(); } public async Task<IActionResult> OnPostAsync(Customer customer) { await DataLayer.Update(customer); return Page(); } } There are interfaces for all of the standard HTTP methods: GET, POST, PUT, DELETE, HEAD, OPTIONS. The interface names conform to the following format: IPage[HTTP method] and IPage[HTTP method]Async for the async variant, and there a