diff --git a/releasenotes/notes/add-time-expired-into-cookie-ea5d947625480f65.yaml b/releasenotes/notes/add-time-expired-into-cookie-ea5d947625480f65.yaml
new file mode 100644
index 0000000..1090bba
--- /dev/null
+++ b/releasenotes/notes/add-time-expired-into-cookie-ea5d947625480f65.yaml
@@ -0,0 +1,5 @@
+---
+features:
+  - |
+    Add ``time_expired`` into cookie, so that skyline-console can follow this
+    value to check whether the token is valid or not.
diff --git a/skyline_apiserver/api/deps.py b/skyline_apiserver/api/deps.py
index 05da0b7..66dc88f 100644
--- a/skyline_apiserver/api/deps.py
+++ b/skyline_apiserver/api/deps.py
@@ -80,4 +80,5 @@ async def get_profile_update_jwt(request: Request, response: Response) -> schema
     if 0 < profile.exp - time.time() < CONF.default.access_token_renew:
         profile.exp = int(time.time()) + CONF.default.access_token_expire
         response.set_cookie(CONF.default.session_name, profile.toJWTPayload())
+        response.set_cookie(constants.TIME_EXPIRED_KEY, str(profile.exp))
     return profile
diff --git a/skyline_apiserver/api/v1/login.py b/skyline_apiserver/api/v1/login.py
index 8866c7b..c088c73 100644
--- a/skyline_apiserver/api/v1/login.py
+++ b/skyline_apiserver/api/v1/login.py
@@ -184,6 +184,7 @@ async def login(
         )
     else:
         response.set_cookie(CONF.default.session_name, profile.toJWTPayload())
+        response.set_cookie(constants.TIME_EXPIRED_KEY, str(profile.exp))
         return profile
 
 
@@ -279,6 +280,7 @@ async def websso(
     else:
         response = RedirectResponse(url="/base/overview", status_code=status.HTTP_302_FOUND)
         response.set_cookie(CONF.default.session_name, profile.toJWTPayload())
+        response.set_cookie(constants.TIME_EXPIRED_KEY, str(profile.exp))
         return response
 
 
@@ -378,4 +380,5 @@ async def switch_project(
         )
     else:
         response.set_cookie(CONF.default.session_name, profile.toJWTPayload())
+        response.set_cookie(constants.TIME_EXPIRED_KEY, str(profile.exp))
         return profile
diff --git a/skyline_apiserver/types/constants.py b/skyline_apiserver/types/constants.py
index 2b64925..fa53090 100644
--- a/skyline_apiserver/types/constants.py
+++ b/skyline_apiserver/types/constants.py
@@ -66,3 +66,6 @@ SUPPORTED_SERVICE_EPS = {
     "trove": ["trove"],
     "zun": ["zun"],
 }
+
+# Key of Time Expired in Cookie
+TIME_EXPIRED_KEY = "time_expired"