Ive done a little more reading around this and found a few pages by MS people on this: http://wcf.codeplex.com/wikipage?title=How%20to%20Migrate%20from%20WCF%20Web%20API%20to%20ASP.NET%20Web%20API : The WCF Web API abstractions map to ASP.NET Web API roughly as follows WCF Web API -> ASP.NET Web API Service -> Web API controller Operation -> Action Service contract -> Not applicable Endpoint -> … Read more
I have investigated the source code of HttpClientHandler (the latest version I was able to get my hands on) and this is what can be found in SendAsync method: // BeginGetResponse/BeginGetRequestStream have a lot of setup work to do before becoming async // (proxy, dns, connection pooling, etc). Run these on a separate thread. // … Read more
With the new version of HttpClient and without the WebApi package it would be: var content = new StringContent(jsonObject.ToString(), Encoding.UTF8, “application/json”); var result = client.PostAsync(url, content).Result; Or if you want it async: var result = await client.PostAsync(url, content);