Update app.py

app.py

@@ -61,7 +61,7 @@ def read_excel_tool(file_path: str) -> str:
 class BasicAgent:
     def __init__(self):
         print("BasicAgent initialized.")
-        openaikey =  'always_secret_jejeje'
+        openai_key = os.environ.get("OPENAI_API_KEY")
         self.system_message = (
             "You are a question answering agent for scientific and encyclopedic questions. "
             "Your goal is to provide concise, factually correct answers using only verified sources. "
@@ -71,7 +71,7 @@ class BasicAgent:
 
         model = InferenceClientModel(
             model_id="gpt-4-turbo",
-            token=openaikey,
+            token=openai_key,
             provider="openai"#,
             # temperature=0.0 # 0.7 by default (not sure)
         )