Update app.py

app.py

@@ -64,8 +64,8 @@ class LLMManager:
                     model_path=temp_path,
                     n_ctx=MAX_CONTEXT_TOKENS,
                     n_batch=256,
-                    n_threads=6,
-                    n_threads_batch=6,
+                    n_threads=2,
+                    n_threads_batch=2,
                     use_mlock=True,
                     mmap=True,
                     low_vram=False,
@@ -252,7 +252,7 @@ def generate_endpoint(user_message):
     """Endpoint GET para generar respuestas - Devuelve solo texto"""
     try:
         # Obtener parámetros GET con valores por defecto
-        system_instruction = request.args.get('system', 'Eres un asistente útil.')
+        system_instruction = request.args.get('system', '')
         temperature = float(request.args.get('temperature', 0.7))
         top_p = float(request.args.get('top_p', 0.95))
         model_name = request.args.get('model', MODELS[0]["name"])