diff --git a/app/controllers/Clas.scala b/app/controllers/Clas.scala
index 9275197585..363d09966c 100644
--- a/app/controllers/Clas.scala
+++ b/app/controllers/Clas.scala
@@ -89,7 +89,7 @@ final class Clas(
   def studentCreate(id: String) = SecureBody(_.Teacher) { implicit ctx => me =>
     NoTor {
       Firewall {
-        WithClass(me, lila.clas.Clas.Id(id)) { _ => clas =>
+        WithClass(me, lila.clas.Clas.Id(id)) { t => clas =>
           env.clas.forms.student.create
             .bindFromRequest()(ctx.body)
             .fold(
@@ -102,7 +102,7 @@ final class Clas(
                   )
                 ).fuccess,
               username =>
-                env.clas.api.student.create(clas, username)(env.user.authenticator.passEnc) map {
+                env.clas.api.student.create(clas, username, t.teacher)(env.user.authenticator.passEnc) map {
                   case (user, password) =>
                     Redirect(routes.Clas.studentShow(clas.id.value, user.username))
                       .flashing("password" -> password.value)
diff --git a/modules/clas/src/main/ClasApi.scala b/modules/clas/src/main/ClasApi.scala
index 4fd941c313..8b4fd4d5d8 100644
--- a/modules/clas/src/main/ClasApi.scala
+++ b/modules/clas/src/main/ClasApi.scala
@@ -97,11 +97,12 @@ final class ClasApi(
     def isIn(clas: Clas, userId: User.ID): Fu[Boolean] =
       coll.exists($id(Student.id(userId, clas.id)))
 
-    def create(clas: Clas, username: String)(
+    def create(clas: Clas, username: String, teacher: Teacher)(
         hashPassword: ClearPassword => HashedPassword
     ): Fu[(User, ClearPassword)] = {
       val email    = EmailAddress(s"noreply.class.${clas.id}.$username@lichess.org")
       val password = Student.password.generate
+      lila.mon.clas.studentCreate(teacher.userId)
       userRepo
         .create(
           username = username,
@@ -118,10 +119,12 @@ final class ClasApi(
         }
     }
 
-    def invite(clas: Clas, user: User, teacher: Teacher.WithUser): Funit =
+    def invite(clas: Clas, user: User, teacher: Teacher.WithUser): Funit = {
+      lila.mon.clas.studentInvite(teacher.user.id)
       !isIn(clas, user.id) flatMap {
         _ ?? ClasApi.this.invite.create(clas, user, teacher)
       }
+    }
 
     private[ClasApi] def join(clas: Clas, user: User): Fu[Student] = {
       val student = Student.make(user, clas, managed = false)
diff --git a/modules/common/src/main/mon.scala b/modules/common/src/main/mon.scala
index 32cae3ef3f..119964e03f 100644
--- a/modules/common/src/main/mon.scala
+++ b/modules/common/src/main/mon.scala
@@ -347,6 +347,10 @@ object mon {
       def profile(coachId: String) = counter("coach.pageView").withTag("name", coachId)
     }
   }
+  object clas {
+    def studentCreate(teacher: String) = counter("clas.student.create").withTag("teacher", teacher)
+    def studentInvite(teacher: String) = counter("clas.student.invite").withTag("teacher", teacher)
+  }
   object tournament {
     object pairing {
       val batchSize         = histogram("tournament.pairing.batchSize").withoutTags