namespace ConsoleApplication3
public static void Main()
string appId = "YOUR APP ID HERE";
string appKey = "YOUR APP KEY HERE";
var client = new RestClient("https://api.kairos.com");
var request = new RestRequest("detect", Method.POST);
request.RequestFormat = DataFormat.Json;
request.AddBody(new { image = "http://media.kairos.com/kairos-elizabeth.jpg" });
request.AddHeader("app_id", appId);
request.AddHeader("app_key", appKey);
var response = client.Execute(request);
Console.WriteLine(response.Content);