diff --git a/server/oauth2/auth.go b/server/oauth2/auth.go
index 95a4c2b..2dfb292 100644
--- a/server/oauth2/auth.go
+++ b/server/oauth2/auth.go
@@ -201,6 +201,7 @@ func newAuthFunc(redirect string) stateHandler {
 			}
 		} else if ctx.Request.Method == http.MethodPost {
 			ctx.JSON(http.StatusOK, model.NewApiDataResp(gin.H{
+				"type":     CallbackTypeAuth,
 				"role":     user.Role,
 				"token":    token,
 				"redirect": redirect,
diff --git a/server/oauth2/bind.go b/server/oauth2/bind.go
index 35ac593..7e14d17 100644
--- a/server/oauth2/bind.go
+++ b/server/oauth2/bind.go
@@ -91,6 +91,7 @@ func newBindFunc(userID, redirect string) stateHandler {
 		}
 
 		ctx.JSON(http.StatusOK, model.NewApiDataResp(gin.H{
+			"type":     CallbackTypeBind,
 			"redirect": redirect,
 		}))
 	}
diff --git a/server/oauth2/model.go b/server/oauth2/model.go
new file mode 100644
index 0000000..a9b15ce
--- /dev/null
+++ b/server/oauth2/model.go
@@ -0,0 +1,8 @@
+package auth
+
+type CallbackType string
+
+const (
+	CallbackTypeAuth CallbackType = "auth"
+	CallbackTypeBind CallbackType = "bind"
+)