diff --git a/types/telegram-web-app/index.d.ts b/types/telegram-web-app/index.d.ts
index 1b142fb36cbf63..1905ee2f0e67b6 100644
--- a/types/telegram-web-app/index.d.ts
+++ b/types/telegram-web-app/index.d.ts
@@ -616,6 +616,18 @@ export interface WebApp {
      */
     requestContact(callback?: (success: boolean, response: RequestContactResponse) => void): void;
 
+    /**
+     * A method that opens a dialog allowing the user to select an existing chat
+     * or create a new one. If an optional _callback_ parameter is provided,
+     * the _callback_ function will be called with a boolean as the first argument,
+     * indicating whether the message was successfully sent.
+     * The request id passed to this method must belong to a {@link https://core.telegram.org/bots/api#preparedkeyboardbutton | PreparedKeyboardButton}
+     * previously obtained via the Bot API method {@link https://core.telegram.org/bots/api#savepreparedkeyboardbutton | savePreparedKeyboardButton}.
+     *
+     * @since Bot API 9.6+
+     */
+    requestChat(req_id: string, callback?: (success: boolean) => void): void;
+
     /**
      * A method that informs the Telegram app that the Mini App is ready to be displayed.
      * It is recommended to call this method as early as possible, as soon as all essential interface elements are loaded.
diff --git a/types/telegram-web-app/package.json b/types/telegram-web-app/package.json
index ec080c1d7488e8..1f7c5245d3ab4d 100644
--- a/types/telegram-web-app/package.json
+++ b/types/telegram-web-app/package.json
@@ -1,7 +1,7 @@
 {
     "private": true,
     "name": "@types/telegram-web-app",
-    "version": "9.5.9999",
+    "version": "9.6.9999",
     "nonNpm": "conflict",
     "nonNpmDescription": "telegram-web-app",
     "projects": ["https://telegram.org/js/telegram-web-app.js"],
diff --git a/types/telegram-web-app/telegram-web-app-tests.ts b/types/telegram-web-app/telegram-web-app-tests.ts
index 529ad9326a227f..1c4342f598d454 100644
--- a/types/telegram-web-app/telegram-web-app-tests.ts
+++ b/types/telegram-web-app/telegram-web-app-tests.ts
@@ -138,3 +138,7 @@ app.SecondaryButton.iconCustomEmojiId; // $ExpectType string
 app.SecondaryButton.setParams({
     icon_custom_emoji_id: "", // $ExpectType string
 });
+
+app.requestChat("req_id", (success) => {
+    success; // $ExpectType boolean
+});