diff --git a/Yesod/JobQueue.hs b/Yesod/JobQueue.hs
--- a/Yesod/JobQueue.hs
+++ b/Yesod/JobQueue.hs
@@ -164,7 +164,9 @@
              $ map (readMay . BSC.unpack) xs
          Left r -> return $ Left $ show r
 
-
+    -- | get information of all type classes related job-queue
+    getClassInformation :: master -> [JobQueueClassInfo]
+    getClassInformation _ = []
 
 -- | Handler for job manager api routes
 type JobHandler master a =
@@ -174,10 +176,12 @@
 getJobR :: JobHandler master Value
 getJobR = lift $ do
     y <- getYesod
+    -- job types
     let f x = object ["type" .= show x, "description" .= describe x]
     let ts = map f $ allJobTypes y
-    returnJson $ object ["jobTypes" .= ts]
-    
+    -- type class info
+    let info = getClassInformation y
+    returnJson $ object ["jobTypes" .= ts, "information" .= info]
 
 -- | get a list of jobs in queue
 getJobQueueR :: JobHandler master Value
diff --git a/Yesod/JobQueue/APIData.hs b/Yesod/JobQueue/APIData.hs
--- a/Yesod/JobQueue/APIData.hs
+++ b/Yesod/JobQueue/APIData.hs
@@ -11,3 +11,12 @@
 makeFields ''PostJobQueueRequest
 deriveApiFieldJSON ''PostJobQueueRequest
 
+
+
+data JobQueueClassInfo = JobQueueClassInfo {
+    _jobQueueClassInfoClassName :: Text
+    , _jobQueueClassInfoValues :: [Text]
+    }
+
+makeFields ''JobQueueClassInfo
+deriveApiFieldJSON ''JobQueueClassInfo
diff --git a/Yesod/JobQueue/Scheduler.hs b/Yesod/JobQueue/Scheduler.hs
--- a/Yesod/JobQueue/Scheduler.hs
+++ b/Yesod/JobQueue/Scheduler.hs
@@ -1,11 +1,14 @@
 module Yesod.JobQueue.Scheduler where
 
 import Yesod.JobQueue
+import Yesod.JobQueue.APIData
 import System.Cron.Schedule
 
 import qualified Prelude as P
 import ClassyPrelude.Yesod
 
+import qualified Data.Text as T (pack)
+
 class (YesodJobQueue master) => YesodJobQueueScheduler master where
     -- | job schedules
     getJobSchedules :: master -> [(String, JobType master)]
@@ -16,3 +19,7 @@
         let add (s, jt) = addJob (enqueue master jt) s
         tids <- liftIO $ execSchedule $ mapM_ add $ getJobSchedules master
         print tids
+
+schedulerInfo :: YesodJobQueueScheduler master => master ->  JobQueueClassInfo
+schedulerInfo m = JobQueueClassInfo "Scheduler" $  map (T.pack . showSchedule) $ getJobSchedules m
+  where showSchedule (s, jt) = s ++ " " ++ (show jt)
diff --git a/app/dist/app.bundle.js b/app/dist/app.bundle.js
# file too large to diff: app/dist/app.bundle.js
diff --git a/example/Main.hs b/example/Main.hs
--- a/example/Main.hs
+++ b/example/Main.hs
@@ -63,6 +63,7 @@
         putStrLn "complate job!"
     runJob app PushNotification = do
         putStrLn "send norification!"
+    getClassInformation app = [schedulerInfo app]
     -- jobManagerJSUrl _ = "http://localhost:3001/dist/app.bundle.js" -- use for development with "npm run bs"
 
 instance YesodJobQueueScheduler App  where
diff --git a/yesod-job-queue.cabal b/yesod-job-queue.cabal
--- a/yesod-job-queue.cabal
+++ b/yesod-job-queue.cabal
@@ -1,5 +1,5 @@
 name:                yesod-job-queue
-version:             0.1.0.1
+version:             0.1.0.2
 synopsis:            Background jobs library for Yesod.
 description:         Please see README.md
 homepage:            https://github.com/nakaji-dayo/yesod-job-queue#readme