diff --git a/vllm/entrypoints/openai/api_server.py b/vllm/entrypoints/openai/api_server.py
index 14ba8aa64..db02767fd 100644
--- a/vllm/entrypoints/openai/api_server.py
+++ b/vllm/entrypoints/openai/api_server.py
@@ -1748,6 +1748,7 @@ async def init_app_state(
         reasoning_parser=args.reasoning_parser,
         enable_prompt_tokens_details=args.enable_prompt_tokens_details,
         enable_force_include_usage=args.enable_force_include_usage,
+        enable_log_outputs=args.enable_log_outputs,
     ) if "generate" in supported_tasks else None
     state.openai_serving_chat = OpenAIServingChat(
         engine_client,
@@ -1765,6 +1766,7 @@ async def init_app_state(
         reasoning_parser=args.reasoning_parser,
         enable_prompt_tokens_details=args.enable_prompt_tokens_details,
         enable_force_include_usage=args.enable_force_include_usage,
+        enable_log_outputs=args.enable_log_outputs,
     ) if "generate" in supported_tasks else None
     state.openai_serving_completion = OpenAIServingCompletion(
         engine_client,