diff --git a/lib/ontologies_api_client/models/external_tool.rb b/lib/ontologies_api_client/models/external_tool.rb
new file mode 100644
index 0000000..1b6de05
--- /dev/null
+++ b/lib/ontologies_api_client/models/external_tool.rb
@@ -0,0 +1,14 @@
+require_relative "../base"
+
+module LinkedData
+  module Client
+    module Models
+      class ExternalTool < LinkedData::Client::Base
+        include LinkedData::Client::Collection
+        include LinkedData::Client::ReadWrite
+
+        @media_type = "http://data.bioontology.org/metadata/ExternalTool"
+      end
+    end
+  end
+end