diff --git a/s2a_service.py b/s2a_service.py
index 4ccc6f3..c4bf43b 100644
--- a/s2a_service.py
+++ b/s2a_service.py
@@ -817,16 +817,15 @@ def s2a_batch_import_accounts(
 
 
 # ==================== API 密钥用量查询 ====================
-def s2a_get_api_keys(page: int = 1, page_size: int = 50, timezone: str = "Asia/Shanghai") -> Optional[Dict[str, Any]]:
-    """获取 API 密钥列表
-
-    Args:
-        page: 页码
-        page_size: 每页数量
-        timezone: 时区
+def s2a_get_all_usage_stats(
+    start_date: str,
+    end_date: str,
+    timezone: str = "Asia/Shanghai"
+) -> Optional[Dict[str, Any]]:
+    """获取所有密钥的汇总用量统计（不传 api_key_id）
 
     Returns:
-        dict: API 响应数据 或 None
+        dict: 汇总统计数据 或 None
     """
     if not S2A_API_BASE or (not S2A_ADMIN_KEY and not S2A_ADMIN_TOKEN):
         return None
@@ -835,9 +834,13 @@ def s2a_get_api_keys(page: int = 1, page_size: int = 50, timezone: str = "Asia/S
 
     try:
         response = http_session.get(
-            f"{S2A_API_BASE}/keys",
+            f"{S2A_API_BASE}/admin/usage/stats",
             headers=headers,
-            params={"page": page, "page_size": page_size, "timezone": timezone},
+            params={
+                "start_date": start_date,
+                "end_date": end_date,
+                "timezone": timezone
+            },
             timeout=REQUEST_TIMEOUT
         )
 
@@ -845,13 +848,11 @@ def s2a_get_api_keys(page: int = 1, page_size: int = 50, timezone: str = "Asia/S
             result = response.json()
             if result.get("code") == 0:
                 return result.get("data", {})
-            else:
-                log.warning(f"S2A 获取密钥列表失败: {result.get('message', 'Unknown error')}")
         else:
-            log.warning(f"S2A 获取密钥列表失败: HTTP {response.status_code}")
+            log.warning(f"S2A 获取汇总用量失败: HTTP {response.status_code}")
 
     except Exception as e:
-        log.warning(f"S2A 获取密钥列表异常: {e}")
+        log.warning(f"S2A 获取汇总用量异常: {e}")
 
     return None
 
@@ -906,6 +907,19 @@ def s2a_get_key_usage_stats(
     return None
 
 
+# 密钥列表配置 (从 /api/v1/keys 接口获取的数据)
+API_KEYS_LIST = [
+    {"id": 11, "name": "bohe", "key": "bohebohebohebohe", "group_name": "codex"},
+    {"id": 10, "name": "黑与白", "key": "oyqq114514oyqq114514", "group_name": "codex"},
+    {"id": 9, "name": "baozi", "key": "baozibaozibaozibaozi", "group_name": "codex"},
+    {"id": 7, "name": "Wong-灭鼠专家", "key": "Wong1234567891011", "group_name": "codex"},
+    {"id": 6, "name": "小马-莹佬", "key": "mazhichentaiqiangla", "group_name": "codex"},
+    {"id": 5, "name": "猫猫-byteBender", "key": "ByteBender114514", "group_name": "codex"},
+    {"id": 4, "name": "KFC", "key": "sk-babf3f6d15582b31e959311d6ceaa9448f2cf951dc23d02386d41f68046e6018", "group_name": "codex"},
+    {"id": 3, "name": "zhongruan", "key": "zhongruantaiqiangla", "group_name": "codex"},
+]
+
+
 def s2a_get_keys_with_usage(start_date: str = None, end_date: str = None, timezone: str = "Asia/Shanghai") -> Optional[List[Dict[str, Any]]]:
     """获取密钥列表并合并用量数据
 
@@ -919,31 +933,26 @@ def s2a_get_keys_with_usage(start_date: str = None, end_date: str = None, timezo
     """
     from datetime import datetime
 
-    # 获取密钥列表
-    keys_data = s2a_get_api_keys(page=1, page_size=100, timezone=timezone)
-    if not keys_data:
-        return None
-
-    keys = keys_data.get("items", [])
-    if not keys:
-        return []
-
     # 默认今日
     if not start_date:
         start_date = datetime.now().strftime("%Y-%m-%d")
     if not end_date:
         end_date = datetime.now().strftime("%Y-%m-%d")
 
-    # 获取每个密钥的用量
-    for key in keys:
-        key_id = key.get("id")
-        if key_id:
-            usage = s2a_get_key_usage_stats(key_id, start_date, end_date, timezone)
-            key["usage"] = usage if usage else {}
-        else:
-            key["usage"] = {}
+    keys = []
+    for key_info in API_KEYS_LIST:
+        key_id = key_info["id"]
+        usage = s2a_get_key_usage_stats(key_id, start_date, end_date, timezone)
+        keys.append({
+            "id": key_id,
+            "name": key_info["name"],
+            "key": key_info["key"],
+            "group_name": key_info["group_name"],
+            "status": "active",
+            "usage": usage if usage else {}
+        })
 
-    return keys
+    return keys if keys else None
 
 
 def format_keys_usage(keys: List[Dict[str, Any]], period_text: str = "今日") -> str:
@@ -992,9 +1001,8 @@ def format_keys_usage(keys: List[Dict[str, Any]], period_text: str = "今日") -
     for key in keys:
         name = key.get("name", "未命名")
         key_str = key.get("key", "")
-        status = key.get("status", "unknown")
-        group = key.get("group", {})
-        group_name = group.get("name", "默认") if group else "默认"
+        status = key.get("status", "active")
+        group_name = key.get("group_name", "默认")
 
         usage = key.get("usage", {})
         requests = usage.get("total_requests", 0)
@@ -1019,7 +1027,6 @@ def format_keys_usage(keys: List[Dict[str, Any]], period_text: str = "今日") -
             key_display = key_str[:8] + "..." if key_str else "N/A"
 
         lines.append(f"{status_icon} <b>{name}</b> ({group_name})")
-        lines.append(f"   密钥: <code>{key_display}</code>")
         lines.append(f"   请求: {requests:,} | 耗时: {fmt_duration(avg_duration)}")
         lines.append(f"   Token: {fmt_tokens(tokens)} (入:{fmt_tokens(input_tokens)} 出:{fmt_tokens(output_tokens)})")
         if cache_tokens > 0: