update

demo.py

@@ -242,15 +242,7 @@ def model_prompting(
     if api_key:
         print(f"🔑 API Key available: {api_key[:8]}...{api_key[-4:]}")
         print(f"   Key length: {len(api_key)} characters")
-        
-        # Validate the key
-        validation = validate_api_key(api_key)
-        if validation['valid']:
-            print("   ✅ Key format validation passed")
-        else:
-            print("   ❌ Key format validation failed:")
-            for issue in validation['issues']:
-                print(f"      - {issue}")
+
     else:
         print("❌ No API key found in environment")