diff --git a/apps/ai-game-creator-shell/src-tauri/src/agent/direct_codex_user_item/wire.rs b/apps/ai-game-creator-shell/src-tauri/src/agent/direct_codex_user_item/wire.rs
index 99d4262c4..2ab90cc62 100644
--- a/apps/ai-game-creator-shell/src-tauri/src/agent/direct_codex_user_item/wire.rs
+++ b/apps/ai-game-creator-shell/src-tauri/src/agent/direct_codex_user_item/wire.rs
@@ -20,9 +20,7 @@ pub(crate) fn direct_codex_user_item_to_response_item(
     }
     let canonical: DirectCodexUserItem = serde_json::from_value(item.clone())
         .map_err(|error| format!("DirectProject user item 无法转换为 Codex item：{error}"))?;
-    let Value::Array(content) = direct_codex_user_item_to_wire_input(root, &canonical)? else {
-        return Err("DirectProject user item wire content 不是数组".to_string());
-    };
+    let content = direct_codex_user_item_to_response_content(root, &canonical)?;
     let mut projected = serde_json::json!({
         "type": "message",
         "role": "user",
@@ -34,6 +32,25 @@ pub(crate) fn direct_codex_user_item_to_response_item(
     Ok(projected)
 }
 
+fn direct_codex_user_item_to_response_content(
+    root: &Path,
+    item: &DirectCodexUserItem,
+) -> Result<Vec<Value>, String> {
+    let Value::Array(input) = direct_codex_user_item_to_wire_input(root, item)? else {
+        return Err("DirectProject user item wire content 不是数组".to_string());
+    };
+    input
+        .into_iter()
+        .map(|part| {
+            let text = part
+                .get("text")
+                .and_then(Value::as_str)
+                .ok_or_else(|| "DirectProject user item wire part 缺少 text".to_string())?;
+            Ok(serde_json::json!({ "type": "input_text", "text": text }))
+        })
+        .collect()
+}
+
 /// 将 canonical user item 转为 app-server `turn/start.input` 可接受的文本数组。
 /// AGC 私有 part 只在这里投影为安全摘要，canonical item 本身不被修改。
 pub(crate) fn direct_codex_user_item_to_wire_input(
@@ -131,6 +148,23 @@ mod tests {
         );
     }
 
+    #[test]
+    fn response_item_projection_uses_input_text_not_turn_input_text() {
+        let root = tempfile::tempdir().expect("temp project");
+        crate::init_local_game_project_at(root.path(), "wire-test", "wire 投影测试")
+            .expect("init project");
+        let item = json!({
+            "type": "message",
+            "role": "user",
+            "id": "turn-1:user",
+            "content": [{"type": "input_text", "text": "你好"}]
+        });
+        let projected = direct_codex_user_item_to_response_item(root.path(), &item)
+            .expect("user response item should project");
+        assert_eq!(projected["content"][0]["type"], "input_text");
+        assert_ne!(projected["content"][0]["type"], "text");
+    }
+
     #[test]
     fn history_item_without_type_fails_closed() {
         let error = direct_codex_user_item_to_response_item(