diff --git a/src/pipecat/services/openai.py b/src/pipecat/services/openai.py
index ad15b9907..3dbfcfbf5 100644
--- a/src/pipecat/services/openai.py
+++ b/src/pipecat/services/openai.py
@@ -137,6 +137,7 @@ class BaseOpenAILLMService(LLMService):
             if chunk.usage:
                 tokens = {
                     "processor": self.name,
+                    "model": self._model,
                     "prompt_tokens": chunk.usage.prompt_tokens,
                     "completion_tokens": chunk.usage.completion_tokens,
                     "total_tokens": chunk.usage.total_tokens