Update src/streamlit_app.py

src/streamlit_app.py

@@ -103,6 +103,7 @@ research_agent = Agent(
     4. Include proper citations for all sources
     5. Highlight key findings and insights
     """,
+    model="gpt-4o-mini",
     tools = [deep_research]
 )
 
@@ -122,7 +123,8 @@ elaboration_agent = Agent(
     3. Maintain academic rigor and factual accuracy
     4. Preserve the original structure while making it more comprehensive
     5. Ensure all additions are relevant and valuable to the topic.
-    """
+    """,
+    model="gpt-4.1-nano"
 )
 
 async def run_research_process(topic : str):