diff --git a/python/sglang/backend/runtime_endpoint.py b/python/sglang/backend/runtime_endpoint.py
index 899ba09e2..aba69f00c 100644
--- a/python/sglang/backend/runtime_endpoint.py
+++ b/python/sglang/backend/runtime_endpoint.py
@@ -73,9 +73,11 @@ class RuntimeEndpoint(BaseBackend):
         assert res.status_code == 200
 
     def commit_lazy_operations(self, s: StreamExecutor):
+        data = {"text": s.text_, "sampling_params": {"max_new_tokens": 0}}
+        self._add_images(s, data)
         res = http_request(
             self.base_url + "/generate",
-            json={"text": s.text_, "sampling_params": {"max_new_tokens": 0}},
+            json=data,
             auth_token=self.auth_token,
             api_key=self.api_key,
             verify=self.verify,
diff --git a/python/sglang/lang/interpreter.py b/python/sglang/lang/interpreter.py
index 22b6106da..708df89aa 100644
--- a/python/sglang/lang/interpreter.py
+++ b/python/sglang/lang/interpreter.py
@@ -276,6 +276,7 @@ class StreamExecutor:
             exes[i].messages_ = list(self.messages_)
             exes[i].cur_role = self.cur_role
             exes[i].fork_start_text_pos = len(self.text_)
+            exes[i].images_ = list(self.images_)
 
         return exes