diff --git a/tradingagents/agents/utils/technical_indicators_tools.py b/tradingagents/agents/utils/technical_indicators_tools.py
index 0de13ebb..303d8c00 100644
--- a/tradingagents/agents/utils/technical_indicators_tools.py
+++ b/tradingagents/agents/utils/technical_indicators_tools.py
@@ -20,4 +20,6 @@ def get_indicators(
     Returns:
         str: A formatted dataframe containing the technical indicators for the specified ticker symbol and indicator.
     """
+    # Normalize indicator to lowercase to handle LLM-generated uppercase values
+    indicator = indicator.lower()
     return route_to_vendor("get_indicators", symbol, indicator, curr_date, look_back_days)
\ No newline at end of file
diff --git a/tradingagents/dataflows/alpha_vantage_indicator.py b/tradingagents/dataflows/alpha_vantage_indicator.py
index 8d5bf118..c7a2c5f4 100644
--- a/tradingagents/dataflows/alpha_vantage_indicator.py
+++ b/tradingagents/dataflows/alpha_vantage_indicator.py
@@ -27,6 +27,9 @@ def get_indicator(
     from datetime import datetime
     from dateutil.relativedelta import relativedelta
 
+    # Normalize indicator to lowercase
+    indicator = indicator.lower()
+
     supported_indicators = {
         "close_50_sma": ("50 SMA", "close"),
         "close_200_sma": ("200 SMA", "close"),
diff --git a/tradingagents/dataflows/y_finance.py b/tradingagents/dataflows/y_finance.py
index 8e3ca808..21a3dee7 100644
--- a/tradingagents/dataflows/y_finance.py
+++ b/tradingagents/dataflows/y_finance.py
@@ -54,6 +54,8 @@ def get_stock_stats_indicators_window(
     ],
     look_back_days: Annotated[int, "how many days to look back"],
 ) -> str:
+    # Normalize indicator to lowercase
+    indicator = indicator.lower()
 
     best_ind_params = {
         # Moving Averages