diff --git a/api/@internal/component/ets/web.d.ts b/api/@internal/component/ets/web.d.ts
index bfb3e08770679948b52f74dcd77dce651738272f..3c7d8c062074311d1d86a09967a168a13fc6b0ae 100755
--- a/api/@internal/component/ets/web.d.ts
+++ b/api/@internal/component/ets/web.d.ts
@@ -288,6 +288,12 @@ declare class JsResult {
    * @since 8
    */
   handleConfirm(): void;
+
+  /**
+   * Handle the user's JavaScript result if confirm the prompt dialog.
+   * @since 9
+   */
+  handlePromptConfirm(result: string): void;
 }
 
 /**
@@ -1120,6 +1126,14 @@ declare class WebAttribute extends CommonMethod<WebAttribute> {
    */
   onConfirm(callback: (event?: { url: string, message: string, result: JsResult }) => boolean): WebAttribute;
 
+  /**
+   * Triggered when the web page wants to display a JavaScript prompt() dialog.
+   * @param callback The Triggered function when the web page wants to display a JavaScript prompt() dialog.
+   *
+   * @since 9
+   */
+  onPrompt(callback: (event?: {url: string, message: string, value: string, result: JsResult }) => boolean): WebAttribute;
+
   /**
    * Triggered when the web page receives a JavaScript console message.
    * @param callback The triggered function when the web page receives a JavaScript console message.