diff --git a/mcp_server.py b/mcp_server.py
index 5d720ad6..6c13709c 100644
--- a/mcp_server.py
+++ b/mcp_server.py
@@ -729,6 +729,20 @@ TOOLS: List[ToolDefinition] = [
         }
     ),
     # ==================== 分钟频数据工具 ====================
+    ToolDefinition(
+        name="get_stock_realtime_timeline",
+        description="获取股票最新分时走势数据（自动获取今日数据，无需指定时间）。返回今日每分钟的价格、涨跌幅、成交量等数据，适合查看股票当前走势。",
+        parameters={
+            "type": "object",
+            "properties": {
+                "code": {
+                    "type": "string",
+                    "description": "股票代码，例如：'600519' 或 '000001'"
+                }
+            },
+            "required": ["code"]
+        }
+    ),
     ToolDefinition(
         name="get_stock_minute_data",
         description="获取股票分钟频K线数据。适用于分析日内走势、寻找交易时机、技术分析等场景。",
@@ -1828,6 +1842,52 @@ async def handle_get_user_following_events(args: Dict[str, Any]) -> Any:
 
 # ==================== 分钟频数据处理函数 ====================
 
+async def handle_get_stock_realtime_timeline(args: Dict[str, Any]) -> Any:
+    """获取股票最新分时走势数据（自动获取今日数据）"""
+    from datetime import datetime, date
+
+    code = args["code"]
+
+    # 自动使用今天的日期
+    today = date.today().strftime('%Y-%m-%d')
+
+    # 调用现有的分钟数据接口，获取今日数据
+    result = await db.get_stock_minute_data(code, f"{today} 09:30:00", f"{today} 15:00:00", 240)
+
+    if not result:
+        return {
+            "success": True,
+            "data": [],
+            "count": 0,
+            "message": f"今日({today})暂无分时数据，可能是非交易日或盘前",
+            "trade_date": today
+        }
+
+    # 计算一些关键统计指标
+    prices = [r.get('close') or r.get('price') for r in result if r.get('close') or r.get('price')]
+    volumes = [r.get('volume', 0) for r in result]
+
+    summary = {}
+    if prices:
+        summary = {
+            "latest_price": prices[-1] if prices else None,
+            "open_price": prices[0] if prices else None,
+            "high_price": max(prices),
+            "low_price": min(prices),
+            "total_volume": sum(volumes),
+            "data_points": len(result),
+            "last_update_time": result[-1].get('time') or result[-1].get('datetime') if result else None
+        }
+
+    return {
+        "success": True,
+        "data": result,
+        "count": len(result),
+        "trade_date": today,
+        "summary": summary
+    }
+
+
 async def handle_get_stock_minute_data(args: Dict[str, Any]) -> Any:
     """处理股票分钟频数据查询"""
     code = args["code"]
@@ -1891,6 +1951,7 @@ TOOL_HANDLERS = {
     "get_user_watchlist": handle_get_user_watchlist,
     "get_user_following_events": handle_get_user_following_events,
     # 分钟频数据工具
+    "get_stock_realtime_timeline": handle_get_stock_realtime_timeline,
     "get_stock_minute_data": handle_get_stock_minute_data,
     "get_stock_minute_aggregation": handle_get_stock_minute_aggregation,
     "get_stock_intraday_statistics": handle_get_stock_intraday_statistics,