diff --git a/server/app/api/controller/DesktopController.php b/server/app/api/controller/DesktopController.php
new file mode 100644
index 000000000..fc7ca37ad
--- /dev/null
+++ b/server/app/api/controller/DesktopController.php
@@ -0,0 +1,44 @@
+<?php
+// +----------------------------------------------------------------------
+// | 企业微信客服桌面端认证接口
+// +----------------------------------------------------------------------
+
+namespace app\api\controller;
+
+use app\common\enum\user\UserTerminalEnum;
+use app\common\enum\YesNoEnum;
+use app\common\model\user\User;
+
+/**
+ * 桌面端只通过这里确认一个 token 是否属于企业微信客服终端。
+ *
+ * 登录仍复用 LoginController::account；这个接口只返回建立外部账号映射所需的
+ * 最小身份信息，避免客服后台依赖面向普通 PC 页面的完整个人资料结构。
+ */
+class DesktopController extends BaseApiController
+{
+    public function session()
+    {
+        if ((int)($this->userInfo['terminal'] ?? 0) !== UserTerminalEnum::WECOM_RPA) {
+            return $this->fail('当前登录令牌不属于企业微信客服桌面端');
+        }
+
+        $user = User::where(['id' => $this->userId])
+            ->field('id,sn,nickname,mobile,avatar,is_disable')
+            ->findOrEmpty();
+        if ($user->isEmpty() || (int)$user['is_disable'] === YesNoEnum::YES) {
+            return $this->fail('用户不存在或已禁用');
+        }
+
+        return $this->data([
+            'user_id' => (int)$user['id'],
+            'sn' => (string)$user['sn'],
+            'nickname' => (string)$user['nickname'],
+            'mobile' => (string)$user['mobile'],
+            'avatar' => (string)$user['avatar'],
+            'terminal' => UserTerminalEnum::WECOM_RPA,
+            'expire_time' => (int)($this->userInfo['expire_time'] ?? 0),
+            'status' => 'active',
+        ]);
+    }
+}