--- a
+++ b/qiita_pet/handlers/prep_template.py
@@ -0,0 +1,69 @@
+# -----------------------------------------------------------------------------
+# Copyright (c) 2014--, The Qiita Development Team.
+#
+# Distributed under the terms of the BSD 3-clause License.
+#
+# The full license is in the file LICENSE, distributed with this software.
+# -----------------------------------------------------------------------------
+
+from tornado.web import authenticated
+
+from qiita_pet.handlers.base_handlers import BaseHandler
+from qiita_pet.handlers.api_proxy import (
+    prep_template_post_req, prep_template_patch_req, prep_template_delete_req,
+    prep_template_graph_get_req, prep_template_jobs_get_req)
+
+
+class PrepTemplateHandler(BaseHandler):
+    @authenticated
+    def post(self):
+        """Creates a prep template"""
+        study_id = self.get_argument('study_id')
+        data_type = self.get_argument('data-type')
+        ena_ontology = self.get_argument('ena-ontology', None)
+        user_ontology = self.get_argument('user-ontology', None)
+        new_ontology = self.get_argument('new-ontology', None)
+        prep_fp = self.get_argument('prep-file')
+        name = self.get_argument('name', None)
+
+        response = prep_template_post_req(
+            study_id, self.get_current_user().id, prep_fp, data_type,
+            ena_ontology, user_ontology, new_ontology, name=name)
+
+        self.write(response)
+
+    @authenticated
+    def patch(self):
+        """Patches a prep template in the system
+
+        Follows the JSON PATCH specification:
+        https://tools.ietf.org/html/rfc6902
+        """
+        req_op = self.get_argument('op')
+        req_path = self.get_argument('path')
+        req_value = self.get_argument('value', None)
+        req_from = self.get_argument('from', None)
+
+        response = prep_template_patch_req(
+            self.current_user.id, req_op, req_path, req_value, req_from)
+
+        self.write(response)
+
+    @authenticated
+    def delete(self):
+        """Deletes a prep template from the system"""
+        prep_id = self.get_argument('prep-template-id')
+        self.write(prep_template_delete_req(prep_id, self.current_user.id))
+
+
+class PrepTemplateGraphHandler(BaseHandler):
+    @authenticated
+    def get(self, prep_id):
+        self.write(
+            prep_template_graph_get_req(prep_id, self.current_user.id))
+
+
+class PrepTemplateJobHandler(BaseHandler):
+    @authenticated
+    def get(self, prep_id):
+        self.write(prep_template_jobs_get_req(prep_id, self.current_user.id))