diff --git a/sia/__main__.py b/sia/__main__.py
index 8338bcc..b3bdc53 100644
--- a/sia/__main__.py
+++ b/sia/__main__.py
@@ -48,7 +48,8 @@ class Main:
             case "hf":
                 self._llm = HfLlmEngine(
                     model_id=self._config.model,
-                    api_token=self._config.api_token
+                    api_token=self._config.api_token,
+                    temperature=self._config.temperature
                 )
             case "test":
                 self._llm = TestLLM()
diff --git a/sia/config.py b/sia/config.py
index d911a7b..96f33a2 100644
--- a/sia/config.py
+++ b/sia/config.py
@@ -75,6 +75,12 @@ class Config:
             default=os.getenv('SIA_MODEL', '/root/model/'),
             help='Path to the model directory (default: /root/model/, env: SIA_MODEL)'
         )
+        parser.add_argument(
+            '--temperature',
+            type=float,
+            default=float(os.getenv('SIA_TEMPERATURE', '0.7')),
+            help='LLM temperature parameter (default: 0.7, env: SIA_TEMPERATURE)'
+        )
         self.args = parser.parse_args()
     
     def _parse_bool_env(self, env_var: str, default: bool) -> bool:
@@ -134,4 +140,9 @@ class Config:
     @property
     def model(self) -> str:
         """Path to the model directory."""
-        return self.args.model
\ No newline at end of file
+        return self.args.model
+
+    @property
+    def temperature(self) -> float:
+        """LLM temperature parameter."""
+        return self.args.temperature
\ No newline at end of file