diff --git a/llama_stack/providers/inline/agents/meta_reference/agents.py b/llama_stack/providers/inline/agents/meta_reference/agents.py
index 52a3659da..810c063e6 100644
--- a/llama_stack/providers/inline/agents/meta_reference/agents.py
+++ b/llama_stack/providers/inline/agents/meta_reference/agents.py
@@ -28,6 +28,7 @@ from llama_stack.apis.agents import (
     Session,
     Turn,
 )
+from llama_stack.apis.agents.agents import ResponseGuardrail
 from llama_stack.apis.agents.openai_responses import OpenAIResponseText
 from llama_stack.apis.common.responses import PaginatedResponse
 from llama_stack.apis.conversations import Conversations
@@ -338,7 +339,7 @@ class MetaReferenceAgentsImpl(Agents):
         tools: list[OpenAIResponseInputTool] | None = None,
         include: list[str] | None = None,
         max_infer_iters: int | None = 10,
-        guardrails: list | None = None,
+        guardrails: list[ResponseGuardrail] | None = None,
     ) -> OpenAIResponseObject:
         return await self.openai_responses_impl.create_openai_response(
             input,
diff --git a/llama_stack/providers/inline/agents/meta_reference/responses/openai_responses.py b/llama_stack/providers/inline/agents/meta_reference/responses/openai_responses.py
index ebdffad5c..0bb1b8e41 100644
--- a/llama_stack/providers/inline/agents/meta_reference/responses/openai_responses.py
+++ b/llama_stack/providers/inline/agents/meta_reference/responses/openai_responses.py
@@ -11,6 +11,7 @@ from collections.abc import AsyncIterator
 from pydantic import BaseModel, TypeAdapter
 
 from llama_stack.apis.agents import Order
+from llama_stack.apis.agents.agents import ResponseGuardrailSpec
 from llama_stack.apis.agents.openai_responses import (
     ListOpenAIResponseInputItem,
     ListOpenAIResponseObject,
@@ -236,7 +237,7 @@ class OpenAIResponsesImpl:
         tools: list[OpenAIResponseInputTool] | None = None,
         include: list[str] | None = None,
         max_infer_iters: int | None = 10,
-        guardrails: list | None = None,
+        guardrails: list[ResponseGuardrailSpec] | None = None,
     ):
         stream = bool(stream)
         text = OpenAIResponseText(format=OpenAIResponseTextFormat(type="text")) if text is None else text