Deduplicate leaderboard entries

app.py

@@ -45,6 +45,8 @@ def create_leaderboard_df(benchmark_data):
         rows.append(row)
 
     df = pd.DataFrame(rows)
+    # Remove duplicate model/provider entries so each model shows once in the charts
+    df = df.drop_duplicates(subset=["Provider", "Model", "Type"], keep="first")
     # Sort by WER (lower is better)
     df = df.sort_values("WER (%)", ascending=True)
     return df
@@ -65,6 +67,7 @@ def create_punctuation_df(punct_data):
         rows.append(row)
 
     df = pd.DataFrame(rows)
+    df = df.drop_duplicates(subset=["Provider", "Model"], keep="first")
     # Sort by overall score (higher is better)
     df = df.sort_values("Overall Score (%)", ascending=False)
     return df