diff --git a/apps/ai-game-creator-shell/src-tauri/src/commands.rs b/apps/ai-game-creator-shell/src-tauri/src/commands.rs
index cbfb9024a..3bb33d389 100644
--- a/apps/ai-game-creator-shell/src-tauri/src/commands.rs
+++ b/apps/ai-game-creator-shell/src-tauri/src/commands.rs
@@ -16,6 +16,8 @@ const AGENT_EDITOR_ASSET_ID_MAX_CHARS: usize = 512;
 const AUTOMATIC_PROJECT_NAME_MAX_PROMPT_CHARS: usize = 8_000;
 const AUTOMATIC_PROJECT_NAME_MAX_ATTACHMENTS: usize = 20;
 const AUTOMATIC_PROJECT_NAME_MAX_OUTPUT_TOKENS: u32 = 64;
+const AUTOMATIC_PROJECT_NAME_SYSTEM_PROMPT: &str =
+    "你是项目命名助手。只根据用户输入提炼一个原创、简短、中文的项目名称；不要使用知名作品名、路径、URL、凭据、Markdown、引号或解释。输出必须有且只有一行纯文本，长度为 2 到 16 个字符。信息不足时输出：未命名游戏原型";
 
 #[derive(Clone, Debug, Deserialize, Eq, PartialEq)]
 #[serde(rename_all = "camelCase", deny_unknown_fields)]
@@ -106,18 +108,23 @@ async fn request_automatic_project_name(
 ) -> Result<Option<String>, String> {
     let user_prompt = build_automatic_project_name_prompt(prompt, attachments)?;
     let app_config = load_game_creator_app_config()?;
+    if app_config.agent_mode == GAME_CREATOR_AGENT_MODE_CODEX_APP_SERVER {
+        let reply = crate::agent::direct_game_creator_home_codex_chat(
+            AUTOMATIC_PROJECT_NAME_SYSTEM_PROMPT.to_string(),
+            user_prompt,
+        )
+        .await?;
+        return Ok(normalize_suggested_project_name(reply.trim()));
+    }
     let mut llm = app_config.llm.clone();
     llm.max_retries = 0;
     let client = build_game_creator_llm_client_from_llm_config(&llm, "llm")?;
-    let request = LlmRunRequest::single_turn(
-        "你是项目命名助手。只根据用户输入提炼一个原创、简短、中文的项目名称；不要使用知名作品名、路径、URL、凭据、Markdown、引号或解释。输出必须有且只有一行纯文本，长度为 2 到 16 个字符。信息不足时输出：未命名游戏原型",
-        user_prompt,
-    )
-    .with_api_kind(parse_game_creator_llm_api_kind(&llm.api_kind)?)
-    .with_model(llm.model.clone())
-    .with_request_timeout_ms(llm.request_timeout_ms)
-    .with_max_output_tokens(AUTOMATIC_PROJECT_NAME_MAX_OUTPUT_TOKENS)
-    .with_web_search(false);
+    let request = LlmRunRequest::single_turn(AUTOMATIC_PROJECT_NAME_SYSTEM_PROMPT, user_prompt)
+        .with_api_kind(parse_game_creator_llm_api_kind(&llm.api_kind)?)
+        .with_model(llm.model.clone())
+        .with_request_timeout_ms(llm.request_timeout_ms)
+        .with_max_output_tokens(AUTOMATIC_PROJECT_NAME_MAX_OUTPUT_TOKENS)
+        .with_web_search(false);
     let response = client
         .run(request)
         .await
diff --git a/apps/ai-game-creator-shell/src/features/project-workspace/ProjectSupervisorView.tsx b/apps/ai-game-creator-shell/src/features/project-workspace/ProjectSupervisorView.tsx
index dba7534dc..4dfe14403 100644
--- a/apps/ai-game-creator-shell/src/features/project-workspace/ProjectSupervisorView.tsx
+++ b/apps/ai-game-creator-shell/src/features/project-workspace/ProjectSupervisorView.tsx
@@ -1,4 +1,4 @@
-import { ArrowUp } from 'lucide-react';
+import { ArrowUp, Loader2 } from 'lucide-react';
 import type {
   ComponentProps,
   Dispatch,
@@ -108,6 +108,7 @@ export function ProjectSupervisorView({
     : runtimePanelProps.controlBusy
       ? '思考中'
       : '发送';
+  const submitting = runtimePanelProps.controlBusy && !needsUserInput;
   return (
     <section
       className={`project-supervisor-surface${directCodex ? ' is-direct-codex' : ''}`}
@@ -264,7 +265,11 @@ export function ProjectSupervisorView({
             title={submitLabel}
             disabled={runtimePanelProps.controlBusy || needsUserInput}
           >
-            <ArrowUp size={16} aria-hidden="true" />
+            {submitting ? (
+              <Loader2 size={16} aria-hidden="true" className="animate-spin" />
+            ) : (
+              <ArrowUp size={16} aria-hidden="true" />
+            )}
           </button>
         </form>
         <small className="project-supervisor-workspace-status">
diff --git a/apps/ai-game-creator-shell/src/view/home/index.tsx b/apps/ai-game-creator-shell/src/view/home/index.tsx
index b76dfec30..fccea7b6d 100644
--- a/apps/ai-game-creator-shell/src/view/home/index.tsx
+++ b/apps/ai-game-creator-shell/src/view/home/index.tsx
@@ -5,6 +5,7 @@ import {
   FolderOpen,
   Gamepad2,
   Image,
+  Loader2,
   type LucideIcon,
   Sparkles,
 } from 'lucide-react';
@@ -248,7 +249,15 @@ export default function HomeView({
                 }
                 disabled={homeCreationBusy}
               >
-                <ArrowUp size={16} aria-hidden="true" />
+                {homeCreationBusy ? (
+                  <Loader2
+                    size={16}
+                    aria-hidden="true"
+                    className="animate-spin"
+                  />
+                ) : (
+                  <ArrowUp size={16} aria-hidden="true" />
+                )}
               </button>
             </div>
           </RichInputArea>