diff --git a/src/operations/payments.gql b/src/operations/payments.gql
index 1637d50..867393e 100644
--- a/src/operations/payments.gql
+++ b/src/operations/payments.gql
@@ -63,3 +63,17 @@ mutation CancelSubscription {
     stripeSubscriptionId
   }
 }
+
+mutation CreateAuthHandoffToken {
+  createAuthHandoffToken {
+    token
+    expiresInSeconds
+  }
+}
+
+mutation ExchangeAuthHandoffToken($token: String!) {
+  exchangeAuthHandoffToken(token: $token) {
+    customToken
+    userId
+  }
+}