Switch to Gemini 3 Flash model

agent/core.py

@@ -12,9 +12,9 @@ class MedicalAgent:
         
         genai.configure(api_key=self.api_key)
         
-        # Using Gemini 1.5 Flash for speed and generous free tier
+        # Using Gemini 3 Flash (Latest free version in 2026)
         self.model = genai.GenerativeModel(
-            model_name="gemini-1.5-flash",
+            model_name="gemini-3-flash-preview",
             system_instruction=(
                 "You are an advanced Medical AI Assistant. Your goal is to provide accurate, "
                 "helpful, and empathetic medical information based on available datasets. "

app.py

@@ -46,7 +46,7 @@ with gr.Blocks(theme=theme, title="Medical AI Agent") as demo:
         # 🏥 Medical AI Assistant
         Developed by **[shahnewazkabirrafi017-hub](https://github.com/shahnewazkabirrafi017-hub)**
         
-        This agent is grounded in the **OpenMed** dataset collection and powered by **Gemini 1.5 Flash**.
+        This agent is grounded in the **OpenMed** dataset collection and powered by **Gemini 3 Flash**.
         
         *⚠️ Disclaimer: This is an AI tool for educational purposes. Consult a doctor for medical advice.*
         """

check_models.py

@@ -0,0 +1,14 @@
+import google.generativeai as genai
+import os
+from dotenv import load_dotenv
+
+load_dotenv()
+genai.configure(api_key=os.getenv("GEMINI_API_KEY"))
+
+print("Listing supported models...")
+try:
+    for m in genai.list_models():
+        if 'generateContent' in m.supported_generation_methods:
+            print(m.name)
+except Exception as e:
+    print(f"Error: {e}")