diff --git a/lib/common/static/options_panel.js b/lib/common/static/options_panel.js
index 677e3da..b8504d3 100644
--- a/lib/common/static/options_panel.js
+++ b/lib/common/static/options_panel.js
@@ -37,9 +37,14 @@
   let selectSeq = 0;
   let refreshAllTimer = null;
   let pendingRefreshTimer = null;
+  let chainSoftTimer = null;
+  let lastChainSoftAt = 0;
+  let chainQuotedAt = 0;
   let pendingTtlSeconds = 600;
   const POSITIONS_STALE_MS = 45000;
   const PENDING_POLL_MS = 8000;
+  /** 链卖一/买一静默刷新节流:无推送,靠拉;过密会撞 OKX 50011 */
+  const CHAIN_SOFT_POLL_MS = 15000;
   const orderPanelHome = (function () {
     const host = document.getElementById("opt-order-panel-host");
     return host ? host.parentElement : null;
@@ -632,6 +637,15 @@
     if (el) el.textContent = fmt(buf, 2);
   }
 
+  function fmtChainQuotedAt() {
+    if (!chainQuotedAt) return "";
+    const d = new Date(chainQuotedAt);
+    const pad = function (n) {
+      return n < 10 ? "0" + n : String(n);
+    };
+    return pad(d.getHours()) + ":" + pad(d.getMinutes()) + ":" + pad(d.getSeconds());
+  }
+
   function renderIndexLine() {
     const idx = state.chain && state.chain.index_px;
     const dte = state.chain && state.chain.chain_max_dte_days;
@@ -645,12 +659,36 @@
     const line = document.getElementById("opt-index-line");
     if (line) {
       const liqHint = askLiqFilterOn() ? "仅显示卖一深度≥1张" : "显示全部卖一(含估算~)";
+      const ageHint = chainQuotedAt ? " · 链报价 " + fmtChainQuotedAt() + "（约每15s静默刷新）" : "";
       line.textContent =
         "指数 " + state.underlying + " ≈ " + fmt(idx, 2) +
-        " · 默认最近一期 · " + liqHint + " · 实值含平值 · 虚值=价外";
+        " · 默认最近一期 · " + liqHint + " · 实值含平值 · 虚值=价外" + ageHint;
     }
   }
 
+  function softRefreshChainThrottled(force) {
+    if (document.hidden) return;
+    if (!document.getElementById("options-root")) return;
+    const now = Date.now();
+    if (!force && now - lastChainSoftAt < CHAIN_SOFT_POLL_MS) return;
+    lastChainSoftAt = now;
+    void loadChain({ soft: true });
+  }
+
+  function startChainSoftPoll() {
+    if (chainSoftTimer) return;
+    chainSoftTimer = setInterval(function () {
+      if (!document.getElementById("options-root")) {
+        if (chainSoftTimer) {
+          clearInterval(chainSoftTimer);
+          chainSoftTimer = null;
+        }
+        return;
+      }
+      softRefreshChainThrottled(false);
+    }, CHAIN_SOFT_POLL_MS);
+  }
+
   function pickNearestExpiry(exps) {
     if (!exps || !exps.length) return "";
     const now = Date.now();
@@ -1269,6 +1307,8 @@
       panelCache.chain = d;
       panelCache.underlying = uly;
       panelCache.optType = state.optType;
+      chainQuotedAt = Date.now();
+      lastChainSoftAt = chainQuotedAt;
       syncAskLiqFilterFromChain(d);
       if (!soft) {
         state.selectedInst = null;
@@ -2206,6 +2246,7 @@
     updateUnderlyingLabel();
     refreshPendingOrders();
     startPendingOrdersPoll();
+    startChainSoftPoll();
     const hasCache =
       chainHasExpiries(panelCache.chain) &&
       panelCache.underlying === state.underlying &&
@@ -2215,8 +2256,8 @@
       renderExpiries();
       renderStrikes();
       refreshAllPositions();
-      // 后台静默刷新,避免缓存过期后到期日变空
-      loadChain({ soft: true });
+      // 后台静默刷新,避免缓存过期后到期日变空 / 卖一过期
+      softRefreshChainThrottled(true);
       return;
     }
     requestAnimationFrame(function () {
@@ -2340,6 +2381,8 @@
   window.OptionsPanelLive = {
     refreshSoft: function () {
       refreshAllPositions();
+      // embed SSE 只通知「该拉了」,不推送链报价;这里节流拉新鲜卖一/买一
+      softRefreshChainThrottled(false);
     },
     refreshChain: loadChain,
   };
diff --git a/lib/options/templates/options_panel.html b/lib/options/templates/options_panel.html
index f345380..7ba1c7b 100644
--- a/lib/options/templates/options_panel.html
+++ b/lib/options/templates/options_panel.html
@@ -322,4 +322,4 @@
     </div>
 </div>
 <script src="/static/options_expiry_countdown.js?v=1"></script>
-<script src="/static/options_panel.js?v=56"></script>
+<script src="/static/options_panel.js?v=57"></script>