diff --git a/changelog/4472.changed.md b/changelog/4472.changed.md
new file mode 100644
index 000000000..81d06655a
--- /dev/null
+++ b/changelog/4472.changed.md
@@ -0,0 +1 @@
+- Changed the default model for `OpenAIRealtimeLLMService` from `gpt-realtime-1.5` to `gpt-realtime-2`.
diff --git a/src/pipecat/services/openai/realtime/llm.py b/src/pipecat/services/openai/realtime/llm.py
index adbf3371d..ae3074607 100644
--- a/src/pipecat/services/openai/realtime/llm.py
+++ b/src/pipecat/services/openai/realtime/llm.py
@@ -254,7 +254,7 @@ class OpenAIRealtimeLLMService(LLMService[OpenAIRealtimeLLMAdapter]):
         """
         # 1. Initialize default_settings with hardcoded defaults
         default_settings = self.Settings(
-            model="gpt-realtime-1.5",
+            model="gpt-realtime-2",
             system_instruction=None,
             temperature=None,
             max_tokens=None,