fixes

app.py

@@ -189,9 +189,7 @@ kgen_models.download_gguf(
     tipo_model_name,
     gguf_list[-1],
 )
-kgen_models.load_model(
-    f"{tipo_model_name}_{gguf_list[-1]}", gguf=True, device="cpu"
-)
+tipo_loaded = False
 print("Models loaded successfully. UI is ready.")
 
 
@@ -210,6 +208,12 @@ def generate(
     seed: int,
     progress=gr.Progress(),
 ):
+    global tipo_loaded
+    if not tipo_loaded:
+        kgen_models.load_model(
+            f"{tipo_model_name}_{gguf_list[-1]}", gguf=True, device="cpu"
+        )
+        tipo_loaded = True
     as_w, as_h = aspect_ratio.split(":")
     aspect_ratio = float(as_w) / float(as_h)
     # Set seed for reproducibility