diff --git a/haystack_experimental/components/agents/agent.py b/haystack_experimental/components/agents/agent.py
index 7615ad35..6645a935 100644
--- a/haystack_experimental/components/agents/agent.py
+++ b/haystack_experimental/components/agents/agent.py
@@ -597,7 +597,6 @@ async def run_async(  # type: ignore[override] # noqa: PLR0915
             can use for non-blocking user interaction.
         :param chat_message_store_kwargs: Optional dictionary of keyword arguments to pass to the ChatMessageStore.
             For example, it can include the `chat_history_id` and `last_k` parameters for retrieving chat history.
-        :param kwargs: Additional data to pass to the State schema used by the Agent.
         :param memory_store_kwargs: Optional dictionary of keyword arguments to pass to the MemoryStore.
             It can include:
             - `user_id`: The user ID to search and add memories from.
diff --git a/haystack_experimental/components/generators/chat/openai.py b/haystack_experimental/components/generators/chat/openai.py
index 2fa45896..154ff1eb 100644
--- a/haystack_experimental/components/generators/chat/openai.py
+++ b/haystack_experimental/components/generators/chat/openai.py
@@ -35,10 +35,10 @@ class OpenAIChatGenerator(BaseOpenAIChatGenerator):
     rag_result = llm.run(
         messages=[
             ChatMessage.from_user(
-                text="Task: Answer strictly based on the evidence provided below.\n"
-                "Question: Who won the Nobel Prize in Physics in 2019?\n"
-                "Evidence:\n"
-                "- Nobel Prize press release (2019): James Peebles (1/2); Michel Mayor & Didier Queloz (1/2).\n"
+                text="Task: Answer strictly based on the evidence provided below.\\n"
+                "Question: Who won the Nobel Prize in Physics in 2019?\\n"
+                "Evidence:\\n"
+                "- Nobel Prize press release (2019): James Peebles (1/2); Michel Mayor & Didier Queloz (1/2).\\n"
                 "Constraints: If evidence is insufficient or conflicting, refuse."
             )
         ],
@@ -47,7 +47,7 @@ class OpenAIChatGenerator(BaseOpenAIChatGenerator):
     print(f"Decision: {rag_result['replies'][0].meta['hallucination_decision']}")
     print(f"Risk bound: {rag_result['replies'][0].meta['hallucination_risk']:.3f}")
     print(f"Rationale: {rag_result['replies'][0].meta['hallucination_rationale']}")
-    print(f"Answer:\n{rag_result['replies'][0].text}")
+    print(f"Answer:\\n{rag_result['replies'][0].text}")
     print("---")
     ```
     """