diff --git a/openai/src/chatgpt/model/resp.rs b/openai/src/chatgpt/model/resp.rs
index 4c2ca0241..b310ffbd1 100644
--- a/openai/src/chatgpt/model/resp.rs
+++ b/openai/src/chatgpt/model/resp.rs
@@ -211,6 +211,10 @@ impl ConvoResponse {
             .collect()
     }
 
+    pub fn raw_messages(&self) -> &[String] {
+        self.message.content.parts.as_slice()
+    }
+
     pub fn message_id(&self) -> &str {
         &self.message.id
     }
diff --git a/openai/src/serve/proxy/toapi/mod.rs b/openai/src/serve/proxy/toapi/mod.rs
index 7192e0d22..80ed93d3e 100644
--- a/openai/src/serve/proxy/toapi/mod.rs
+++ b/openai/src/serve/proxy/toapi/mod.rs
@@ -311,7 +311,7 @@ async fn event_convert_handler(
     set_role: &mut bool,
     convo: ConvoResponse,
 ) -> anyhow::Result<Event> {
-    let messages = convo.messages();
+    let messages = convo.raw_messages();
     let message = messages
         .first()
         .ok_or(anyhow::anyhow!("message is empty"))?;