diff --git a/open_notebook/models/llms.py b/open_notebook/models/llms.py
index 03d8c67..3d84bcf 100644
--- a/open_notebook/models/llms.py
+++ b/open_notebook/models/llms.py
@@ -295,12 +295,17 @@ class OpenAILanguageModel(LanguageModel):
             kwargs["max_completion_tokens"] = self.max_tokens
             data["top_p"] = 1
             data["streaming"] = False
+            data["max_tokens"] = None
         else:
             data["max_tokens"] = self.max_tokens
             data["top_p"] = self.top_p
             data["streaming"] = self.streaming
 
         return ChatOpenAI(
-            **data,
+            model_name=data.get("model_name"),
+            temperature=data.get("temperature"),
+            streaming=data.get("streaming"),
+            max_tokens=data.get("max_tokens"),
+            top_p=data.get("top_p"),
             model_kwargs=kwargs,
         )
diff --git a/pages/7_⚙️_Settings.py b/pages/7_⚙️_Settings.py
index 67108f2..449ed39 100644
--- a/pages/7_⚙️_Settings.py
+++ b/pages/7_⚙️_Settings.py
@@ -268,7 +268,8 @@ with transformations_tab:
             selected_transformations[transformation["name"]] = st.checkbox(
                 f"**{transformation['name']}**",
                 value=(
-                    transformation["name"] in default_transformations.source_insights
+                    transformation["name"]
+                    in (default_transformations.source_insights or [])
                 ),
             )
             st.write(transformation["description"])
diff --git a/pages/8_🛝_Playground.py b/pages/8_🛝_Playground.py
index 355cf9b..a094d19 100644
--- a/pages/8_🛝_Playground.py
+++ b/pages/8_🛝_Playground.py
@@ -13,7 +13,7 @@ with open("transformations.yaml", "r") as file:
 
 insight_transformations = transformations["source_insights"]
 
-transformation = st.selectbox(
+transformation: dict = st.selectbox(
     "Pick a transformation",
     insight_transformations,
     format_func=lambda x: x.get("name", "No Name"),