match oai input format

Author: PatrickFarley

articles/ai-services/openai/how-to/gpt-with-vision.md

@@ -54,7 +54,9 @@ The following is a sample request body. The format is the same as the chat compl
 	            },
 	            {
 	                "type": "image_url",
-	                "image_url": "<URL or base-64-encoded image>" 
+	                "image_url": {
+                        "url": "<URL or base-64-encoded image>"
+                    }
                 } 
            ] 
         }
@@ -204,7 +206,9 @@ You must also include the `enhancements` and `dataSources` objects. `enhancement
 	            },
 	            {
 	                "type": "image_url",
-	                "image_url": "<URL or base-64-encoded image>" 
+	                "image_url": {
+                        "url":"<URL or base-64-encoded image>" 
+                    }
                 }
            ] 
         }

articles/ai-services/openai/includes/gpt-v-rest.md

@@ -68,8 +68,10 @@ Create a new Python file named _quickstart.py_. Open the new file in your prefer
                     "text": "Describe this picture:" 
                 },
                 { 
-                    "type": "image_url", 
-                    "image_url": "<URL or base 64 encoded image>" # Can url or data url with base64 image string
+                    "type": "image_url",
+                    "image_url": {
+                        "url": "<URL or base 64 encoded image>"
+                    }
                 }
             ] } 
         ], 
@@ -150,7 +152,9 @@ The **object grounding** integration brings a new layer to data analysis and use
                 },
                 { 
                     "type": "image_url", 
-                    "image_url": "<URL or base 64 encoded image>" # Can be url or data url with base64 image string
+                    "image_url": {
+                        "url" : "<URL or base 64 encoded image>"
+                    }
                 }
             ]} 
         ],