diff --git a/stand/aggridx.py b/stand/aggridx.py
index 4433f30..a7e08ee 100644
--- a/stand/aggridx.py
+++ b/stand/aggridx.py
@@ -13,6 +13,15 @@ class aggridx(ui.aggrid):
 #        self.on("cellValueChanged", self.set_cell_server)
 
 
+    def set_cell(self, row_id, col_id, new_val):
+        row_index = self.row_id_to_index(row_id)
+        self.set_cell_server(row_index, col_id, new_val)
+        self.set_cell_client(row_id, col_id, new_val)
+
+    def row_id_to_index(self, row_id):
+        data = self.options["rowData"]
+        return next(i for i, d in enumerate(data) if d["run"] == row_id)
+
     def set_cell_server(self, row_index, col_id, new_val):
         with self.props.suspend_updates():
             self.options["rowData"][row_index][col_id] = new_val