diff --git a/cli/src/commands/parts.ts b/cli/src/commands/parts.ts
index 6bdf54d..33a3536 100644
--- a/cli/src/commands/parts.ts
+++ b/cli/src/commands/parts.ts
@@ -174,27 +174,9 @@ const BUILTIN_COMPONENTS: ComponentDef[] = [
           type: string
           format: email`,
   },
-  // ── AI 類 ──────────────────────────────────────────────────────────────────
-  {
-    canonical_id: 'ai_transform_compile',
-    display_name: 'AI Transform Compile',
-    category: 'ai',
-    description: '將自然語言規則編譯成可執行轉換程式',
-    config_example:
-`  compile_node:
-    component: ai_transform_compile
-    rule: "把 name 轉成大寫，並在前面加上 Hello "`,
-  },
-  {
-    canonical_id: 'ai_transform_run',
-    display_name: 'AI Transform Run',
-    category: 'ai',
-    description: '執行 ai_transform_compile 產生的轉換程式',
-    config_example:
-`  run_node:
-    component: ai_transform_run
-    program: "{{compiled_program}}"`,
-  },
+  // ── AI 類：已移除 ──────────────────────────────────────────────────────────
+  // ai_transform_compile / ai_transform_run 於 2026-05-29 刪除（mindset §2：arcrun 是
+  // AI 呼叫的工具，不是工具回頭呼叫 LLM）。需要 AI 判斷/轉換由操盤的 CC 自己做。
   // ── API 整合類（Recipe 型，不需 deploy Worker） ────────────────────────────
   {
     canonical_id: 'http_request',
@@ -212,63 +194,57 @@ const BUILTIN_COMPONENTS: ComponentDef[] = [
       key: "{{value}}"`,
   },
   {
-    canonical_id: 'gmail',
-    display_name: 'Gmail',
+    canonical_id: 'gmail_send',
+    display_name: 'Gmail Send',
     category: 'api',
-    description: '寄送 Gmail（需要 gmail_token credential）',
+    description: '透過 recipe 寄送 Gmail（recipe gmail_send，auth: google service_account）。注意：Gmail 讀取尚無對應 recipe（待 seed 補 gmail_list）。',
     config_example:
-`  mail_node:
-    component: gmail
-    to: "recipient@example.com"
-    subject: "來自 arcrun 的通知"
-    body: "{{message}}"`,
-    credentials_required: [
-      { key: 'gmail_token', type: 'OAuth2 access token', inject_as: 'access_token' },
-    ],
+`  # 寄信用內建 recipe gmail_send；body 帶 raw（base64url MIME）
+  mail_node:
+    component: gmail_send
+    method: POST
+    body:
+      raw: "{{mime_base64url}}"`,
   },
   {
-    canonical_id: 'google_sheets',
-    display_name: 'Google Sheets',
+    canonical_id: 'google_sheets_append',
+    display_name: 'Google Sheets Append',
     category: 'api',
-    description: 'Google Sheets 讀寫（需要 google_oauth credential）',
+    description: '透過 recipe 追加一列到 Sheets（recipe google_sheets_append；讀取用 google_sheets_read。auth: google service_account）',
     config_example:
-`  sheet_node:
-    component: google_sheets
-    spreadsheet_id: "1BxiMVs0XRA5nFMdKvBdBZjgmUUqptlbs74OgVE2upms"
-    range: "Sheet1!A:B"
-    operation: append
-    values:
-      - ["{{name}}", "{{email}}"]`,
-    credentials_required: [
-      { key: 'google_oauth', type: 'OAuth2 access token', inject_as: 'access_token' },
-    ],
+`  # 追加用內建 recipe google_sheets_append（讀取改用 google_sheets_read）
+  sheet_node:
+    component: google_sheets_append
+    method: POST
+    _path: "/v4/spreadsheets/{{spreadsheet_id}}/values/Sheet1!A:B:append?valueInputOption=RAW"
+    body:
+      values:
+        - ["{{name}}", "{{email}}"]`,
   },
   {
-    canonical_id: 'telegram',
-    display_name: 'Telegram',
+    canonical_id: 'telegram_send',
+    display_name: 'Telegram Send',
     category: 'api',
-    description: '發送 Telegram 訊息（需要 telegram_bot_token credential）',
+    description: '透過 recipe 發送 Telegram 訊息（recipe telegram_send，auth: static_key，token 注入 URL path）',
     config_example:
-`  tg_node:
-    component: telegram
+`  # 內建 recipe telegram_send（token 由 auth 注入 URL，不寫在這）
+  tg_node:
+    component: telegram_send
     chat_id: "123456789"
     text: "{{message}}"`,
-    credentials_required: [
-      { key: 'telegram_bot_token', type: 'Bot token', inject_as: 'bot_token' },
-    ],
   },
   {
-    canonical_id: 'line_notify',
+    canonical_id: 'line_notify_send',
     display_name: 'LINE Notify',
     category: 'api',
-    description: '發送 LINE Notify 通知（需要 line_token credential）',
+    description: '透過 recipe 發送 LINE Notify 通知（recipe line_notify_send，auth: static_key Bearer）',
     config_example:
-`  line_node:
-    component: line_notify
-    message: "{{notification}}"`,
-    credentials_required: [
-      { key: 'line_token', type: 'LINE Notify token', inject_as: 'token' },
-    ],
+`  # 內建 recipe line_notify_send（POST notify，body form-urlencoded）
+  line_node:
+    component: line_notify_send
+    method: POST
+    body:
+      message: "{{notification}}"`,
   },
   {
     canonical_id: 'notion',