diff --git a/lib/utils/include/utils/graph/labelled/labelled_open.decl.h b/lib/utils/include/utils/graph/labelled/labelled_open.decl.h
index cdd22b7847..d62f0d2757 100644
--- a/lib/utils/include/utils/graph/labelled/labelled_open.decl.h
+++ b/lib/utils/include/utils/graph/labelled/labelled_open.decl.h
@@ -61,6 +61,7 @@ struct LabelledOpenMultiDiGraph {
                                         OutputLabel>() const;
 
   operator OpenMultiDiGraphView() const;
+  operator LabelledOpenMultiDiGraphView() const;
 
   friend void swap(LabelledOpenMultiDiGraph &lhs,
                    LabelledOpenMultiDiGraph &rhs) {
@@ -111,7 +112,7 @@ struct LabelledOpenMultiDiGraph {
       create();
 
 private:
-  LabelledOpenMultiDiGraph(cow_ptr_t<Interface> ptr);
+  LabelledOpenMultiDiGraph(cow_ptr_t<Interface> ptr): ptr(ptr) {}
 
 private:
   cow_ptr_t<Interface> ptr;
diff --git a/lib/utils/include/utils/graph/labelled/unordered_labelled_graphs.h b/lib/utils/include/utils/graph/labelled/unordered_labelled_graphs.h
index f7af522b3c..9db6db1ca9 100644
--- a/lib/utils/include/utils/graph/labelled/unordered_labelled_graphs.h
+++ b/lib/utils/include/utils/graph/labelled/unordered_labelled_graphs.h
@@ -6,6 +6,7 @@
 #include "output_labelled_interfaces.h"
 #include "standard_labelled_interfaces.h"
 #include "utils/graph/open_graphs.h"
+#include "views.h"
 
 namespace FlexFlow {
 
@@ -107,6 +108,16 @@ struct UnorderedLabelledOpenMultiDiGraph
     this->add_edge(e);
     this->output_map.insert({e, label});
   }
+  
+  void add_edge(InputMultiDiEdge const &e) {
+    OpenMultiDiEdge edge{e};
+    this->base_graph.add_edge(edge);
+  }
+
+  void add_edge(OutputMultiDiEdge const &e) {
+    OpenMultiDiEdge edge{e};
+    this->base_graph.add_edge(edge);
+  }
 
   InputLabel const &at(InputMultiDiEdge const &e) const {
     return this->input_map.at(e);