diff --git a/src/sessions/user-turn-transcript.ts b/src/sessions/user-turn-transcript.ts
index 952b3109eab3..4d6541a57576 100644
--- a/src/sessions/user-turn-transcript.ts
+++ b/src/sessions/user-turn-transcript.ts
@@ -33,7 +33,7 @@ export type UserTurnInput = {
   mediaOnlyText?: string;
 };
 
-type UserTurnTranscriptUpdateMode = "inline" | "file-only" | "none";
+type UserTurnTranscriptUpdateMode = "inline" | "none";
 
 type AppendUserTurnTranscriptMessageParams = {
   transcriptPath: string;
@@ -410,14 +410,6 @@ export async function appendUserTurnTranscriptMessage(
         });
       }
       break;
-    case "file-only":
-      if (appended.appended) {
-        emitSessionTranscriptUpdate({
-          sessionFile: params.transcriptPath,
-          ...(params.sessionKey ? { sessionKey: params.sessionKey } : {}),
-        });
-      }
-      break;
     case "none":
       break;
   }