Update plot labels and UI improvements (v0.3.19)

- Make Calculated with routing accordion expanded by default
- Improve plot labels to be more descriptive
- Remove redundant title from token type cost chart

app.py

@@ -742,7 +742,7 @@ def create_cost_by_type_chart(df: pd.DataFrame, input_price: float, cache_read_p
         cost_data,
         x="Token Type",
         y="Cost ($)",
-        title="Total Cost by Token Type ($)",
+        title="",
         color="Token Type",
         color_discrete_sequence=["#EF553B", "#19D3F3", "#FFA15A", "#AB63FA"],
     )
@@ -1341,35 +1341,35 @@ def build_app():
 
                     with gr.Accordion("Leaderboard data", open=True):
                         with gr.Row():
-                            plot_steps = gr.Plot(label="API Calls Distribution")
-                            plot_cost = gr.Plot(label="Cost Distribution")
+                            plot_steps = gr.Plot(label="Distribution of API Calls (Steps) per Trajectory")
+                            plot_cost = gr.Plot(label="Distribution of Cost Reported by Leaderboard ($)")
 
                     with gr.Accordion("Metadata from .traj", open=True):
                         with gr.Row():
-                            plot_tokens_meta = gr.Plot(label="Token Usage by Type")
-                            plot_tokens_cost_meta = gr.Plot(label="Cost by Token Type")
+                            plot_tokens_meta = gr.Plot(label="Total Tokens by Type")
+                            plot_tokens_cost_meta = gr.Plot(label="Total Cost by Token Type ($)")
 
                     with gr.Accordion("Metadata from .traj by trajectory", open=False):
                         with gr.Row():
-                            plot_stacked_meta = gr.Plot(label="Tokens per Trajectory")
+                            plot_stacked_meta = gr.Plot(label="Tokens per Trajectory (stacked)")
                         with gr.Row():
                             plot_cost_breakdown_meta = gr.Plot(label="Cost per Trajectory")
 
                     with gr.Accordion("Calculated from .traj messages", open=True):
                         with gr.Row():
-                            plot_tokens_calc = gr.Plot(label="Token Usage by Type")
-                            plot_tokens_cost_calc = gr.Plot(label="Cost by Token Type")
+                            plot_tokens_calc = gr.Plot(label="Total Tokens by Type")
+                            plot_tokens_cost_calc = gr.Plot(label="Total Cost by Token Type ($)")
 
                     with gr.Accordion("Calculated from .traj messages by trajectory", open=False):
                         with gr.Row():
-                            plot_stacked_calc = gr.Plot(label="Tokens per Trajectory")
+                            plot_stacked_calc = gr.Plot(label="Tokens per Trajectory (stacked)")
                         with gr.Row():
                             plot_cost_breakdown_calc = gr.Plot(label="Cost per Trajectory")
 
                     with gr.Accordion("Calculated with routing", open=True, visible=False) as routing_plots_row:
                         with gr.Row():
                             routing_tokens_plot = gr.Plot(label="Tokens by Type (per Model)")
-                            routing_cost_plot = gr.Plot(label="Cost by Type (per Model)")
+                            routing_cost_plot = gr.Plot(label="Cost by Type (per Model) ($)")
 
             with gr.Column(scale=1):
                 selected_folder = gr.State("")