diff --git a/lib/galaxy/actions/library.py b/lib/galaxy/actions/library.py
index bad496686aba..a10098da9400 100644
--- a/lib/galaxy/actions/library.py
+++ b/lib/galaxy/actions/library.py
@@ -25,7 +25,6 @@
     safe_relpath,
     unsafe_walk,
 )
-from galaxy.webapps.base.controller import UsesExtendedMetadataMixin
 
 log = logging.getLogger(__name__)
 
@@ -296,7 +295,7 @@ def _make_library_uploaded_dataset(self, trans, params, name, path, type, librar
                 trans.sa_session.commit()
         return uploaded_dataset
 
-    def _upload_library_dataset(self, trans, payload, library_id):
+    def _upload_library_dataset(self, trans, payload):
         is_admin = trans.user_is_admin
         current_user_roles = trans.get_current_user_roles()
         folder = trans.sa_session.get(LibraryFolder, payload.folder_id)
@@ -314,9 +313,9 @@ def _upload_library_dataset(self, trans, payload, library_id):
             if error:
                 raise exceptions.RequestParameterInvalidException(message)
         created_outputs_dict = self._upload_dataset(trans, folder.id, payload)
-        return self._create_response(trans, payload, created_outputs_dict, library_id)
+        return created_outputs_dict
 
-    def _create_folder(self, trans, payload, library_id):
+    def _create_folder(self, trans, payload):
         is_admin = trans.user_is_admin
         current_user_roles = trans.get_current_user_roles()
         parent_folder = trans.sa_session.get(LibraryFolder, payload.folder_id)
@@ -338,20 +337,7 @@ def _create_folder(self, trans, payload, library_id):
         # New folders default to having the same permissions as their parent folder
         trans.app.security_agent.copy_library_permissions(trans, parent_folder, new_folder)
         new_folder_dict = dict(created=new_folder)
-        return self._create_response(trans, payload, new_folder_dict, library_id)
-
-    def _create_response(self, trans, payload, output, library_id):
-        rval = []
-        for v in output.values():
-            if payload.extended_metadata is not None:
-                # If there is extended metadata, store it, attach it to the dataset, and index it
-                extended_metadata = UsesExtendedMetadataMixin
-                extended_metadata.create_extended_metadata(trans, payload.extended_metadata)
-            if isinstance(v, trans.app.model.LibraryDatasetDatasetAssociation):
-                v = v.library_dataset
-            url = self._url_for(trans, library_id, v.id, payload.create_type)
-            rval.append(dict(id=v.id, name=v.name, url=url))
-        return rval
+        return new_folder_dict
 
     def _create_collection(self, trans, payload, parent):
         # Not delegating to library_common, so need to check access to parent folder here.
diff --git a/lib/galaxy/webapps/galaxy/services/library_contents.py b/lib/galaxy/webapps/galaxy/services/library_contents.py
index 4bc2ddc521da..01f421d15b0a 100644
--- a/lib/galaxy/webapps/galaxy/services/library_contents.py
+++ b/lib/galaxy/webapps/galaxy/services/library_contents.py
@@ -43,7 +43,10 @@
     LibraryContentsUpdatePayload,
 )
 from galaxy.security.idencoding import IdEncodingHelper
-from galaxy.webapps.base.controller import UsesLibraryMixinItems
+from galaxy.webapps.base.controller import (
+    UsesExtendedMetadataMixin,
+    UsesLibraryMixinItems,
+)
 from galaxy.webapps.galaxy.services.base import ServiceBase
 
 log = logging.getLogger(__name__)
@@ -59,7 +62,7 @@
 ]
 
 
-class LibraryContentsService(ServiceBase, LibraryActions, UsesLibraryMixinItems):
+class LibraryContentsService(ServiceBase, LibraryActions, UsesLibraryMixinItems, UsesExtendedMetadataMixin):
     """
     Interface/service shared by controllers for interacting with the contents of a library contents.
     """
@@ -159,11 +162,11 @@ def create(
 
         # Now create the desired content object, either file or folder.
         if payload.create_type == "file":
-            rval = self._upload_library_dataset(trans, payload, library_id)
-            return LibraryContentsCreateFileListResponse(root=rval)
+            rval = self._upload_library_dataset(trans, payload)
+            return LibraryContentsCreateFileListResponse(root=self._create_response(trans, payload, rval, library_id))
         elif payload.create_type == "folder":
-            rval = self._create_folder(trans, payload, library_id)
-            return LibraryContentsCreateFolderListResponse(root=rval)
+            rval = self._create_folder(trans, payload)
+            return LibraryContentsCreateFolderListResponse(root=self._create_response(trans, payload, rval, library_id))
         elif payload.create_type == "collection":
             rval = self._create_collection(trans, payload, parent)
             return LibraryContentsCreateDatasetCollectionResponse(root=rval)
@@ -283,3 +286,15 @@ def _traverse(self, trans: ProvidesUserContext, folder, current_user_roles):
                 ld.api_type = "file"
                 rval.append(ld)
         return rval
+
+    def _create_response(self, trans, payload, output, library_id):
+        rval = []
+        for v in output.values():
+            if payload.extended_metadata is not None:
+                # If there is extended metadata, store it, attach it to the dataset, and index it
+                self.create_extended_metadata(trans, payload.extended_metadata)
+            if isinstance(v, trans.app.model.LibraryDatasetDatasetAssociation):
+                v = v.library_dataset
+            url = self._url_for(trans, library_id, v.id, payload.create_type)
+            rval.append(dict(id=v.id, name=v.name, url=url))
+        return rval