diff --git a/app/src/app.js b/app/src/app.js
index 5f546b9..1b77712 100644
--- a/app/src/app.js
+++ b/app/src/app.js
@@ -282,6 +282,7 @@ async function OrderBased(context, { next }) {
       context.replyFlex("實用連結", carousel);
     }),
     text(".test", () => pushMessage({ message: "test", token: process.env.LINE_NOTIFY_TOKEN })),
+    text("/resetsession", OpenaiController.resetSession),
     route("*", next),
   ]);
 }
diff --git a/app/src/controller/application/OpenaiController.js b/app/src/controller/application/OpenaiController.js
index c495754..4608292 100644
--- a/app/src/controller/application/OpenaiController.js
+++ b/app/src/controller/application/OpenaiController.js
@@ -89,6 +89,13 @@ exports.recordSession = async function (context, { next }) {
   return next;
 };
 
+exports.resetSession = async function (context) {
+  const sourceType = get(context, "event.source.type");
+  const sourceId = get(context, `event.source.${sourceType}Id`);
+  await redis.del(format(groupSessionKeyTemplate, sourceId));
+  await context.replyText("已經將對話紀錄清空");
+};
+
 /**
  * 紀錄對話
  * @param {String} groupId