diff --git a/src/vs/workbench/contrib/chat/browser/tools/tools.ts b/src/vs/workbench/contrib/chat/browser/tools/tools.ts
index 53320370c5a0b..024646176da8b 100644
--- a/src/vs/workbench/contrib/chat/browser/tools/tools.ts
+++ b/src/vs/workbench/contrib/chat/browser/tools/tools.ts
@@ -50,13 +50,10 @@ Avoid repeating existing code, instead use comments to represent regions of unch
 // ...existing code...
 
 Here is an example of how you should format an edit to an existing Person class:
-class Person {
-	// ...existing code...
-	age: number;
-	// ...existing code...
-	getAge() {
-		return this.age;
-	}
+{
+	"explanation": "Add an age property to the Person class",
+	"filePath": "/folder/person.ts",
+	"code": "// ...existing code...\n class Person {\n // ...existing code...\n age: number;\n // ...existing code...\n getAge() {\n return this.age;\n }\n // ...existing code...\n }"
 }
 `;
 
@@ -64,7 +61,7 @@ class EditTool implements IToolData, IToolImpl {
 	readonly id = 'vscode_editFile';
 	readonly tags = ['vscode_editing'];
 	readonly displayName = localize('chat.tools.editFile', "Edit File");
-	readonly modelDescription = `Edit a file in the workspace. Use this tool once per file that needs to be modified, even if there are multiple changes for a file. ${codeInstructions}`;
+	readonly modelDescription = `Edit a file in the workspace. Use this tool once per file that needs to be modified, even if there are multiple changes for a file. Generate the "explanation" property first. ${codeInstructions}`;
 	readonly inputSchema: IJSONSchema;
 
 	constructor(
@@ -75,20 +72,20 @@ class EditTool implements IToolData, IToolImpl {
 		this.inputSchema = {
 			type: 'object',
 			properties: {
-				filePath: {
-					type: 'string',
-					description: 'An absolute path to the file to edit',
-				},
 				explanation: {
 					type: 'string',
 					description: 'A short explanation of the edit being made. Can be the same as the explanation you showed to the user.',
 				},
+				filePath: {
+					type: 'string',
+					description: 'An absolute path to the file to edit',
+				},
 				code: {
 					type: 'string',
 					description: 'The code change to apply to the file. ' + codeInstructions
 				}
 			},
-			required: ['filePath', 'explanation', 'code']
+			required: ['explanation', 'filePath', 'code']
 		};
 	}