Create chat_generatetext.cs

Author: achandmsft

docs/quickstart/chat/chat_generatetext.cs

@@ -0,0 +1,12 @@
+// SAMPLE: Generate text from a simple prompt
+// GUIDANCE: https://platform.openai.com/docs/guides/text?api-mode=chat 
+// HOWTO: Instructions to run this code: https://aka.ms/oai/net/start 
+#:package OpenAI@2.2.*-*
+#:property PublishAot false
+
+using OpenAI.Chat; 
+
+string key = Environment.GetEnvironmentVariable("OPENAI_API_KEY")!;
+ChatClient client = new("gpt-4.1", key);
+ChatCompletion acompletion = client.CompleteChat("Write a one-sentence bedtime story about a unicorn.");
+Console.WriteLine(acompletion.Content[0].Text);