diff --git a/web/client/src/sections/superAgent/actions/api.js b/web/client/src/sections/superAgent/actions/api.js
index 3407838..a8e94a3 100644
--- a/web/client/src/sections/superAgent/actions/api.js
+++ b/web/client/src/sections/superAgent/actions/api.js
@@ -321,6 +321,7 @@ const optimizeQuoteData = async (quoteData = {}) => {
    } catch (error) {
       console.error("优化引用数据失败:", error);
       return quoteData;
+      headers["X-PEP-Token"] = token;
    }
 };
 
diff --git a/web/client/src/sections/superAgent/container/index.jsx b/web/client/src/sections/superAgent/container/index.jsx
index bf8b368..80d0041 100644
--- a/web/client/src/sections/superAgent/container/index.jsx
+++ b/web/client/src/sections/superAgent/container/index.jsx
@@ -863,6 +863,7 @@ const SuperAgent = () => {
       ""
    ).toLowerCase();
    const hasLocalRunSignal = stream.isLocalRunActive === true;
+   const hasStreamError = stream.isExecutionFailed === true || Boolean(stream.error);
    const runtimeTaskType = String(
        runtimeTask?.task_type || runtimeTask?.taskType || ""
     ).toLowerCase();
@@ -878,6 +879,7 @@ const SuperAgent = () => {
          ? "running"
          : runtimeSessionStatus;
    const isFailedTask =
+      hasStreamError ||
       ["failed", "error"].includes(displayTaskStatus) ||
       ["failed", "error"].includes(displayRuntimeSessionStatus) ||
       (stream.runPhase === "failed" && !hasPendingInterruptSignal && !hasLocalRunSignal);
diff --git a/web/client/src/sections/superAgent/hooks/useSuperAgentStream.js b/web/client/src/sections/superAgent/hooks/useSuperAgentStream.js
index be8526f..bc2d188 100644
--- a/web/client/src/sections/superAgent/hooks/useSuperAgentStream.js
+++ b/web/client/src/sections/superAgent/hooks/useSuperAgentStream.js
@@ -452,6 +452,7 @@ const useSuperAgentStream = ({
    const defaultHeaders = useMemo(
       () => ({
          Accept: "application/json, text/event-stream",
+         ...(loginToken ? { "X-PEP-Token": loginToken } : {}),
       }),
       [loginToken]
    );
diff --git a/web/client/src/utils/authCompat.js b/web/client/src/utils/authCompat.js
index ee51279..c0cfb3f 100644
--- a/web/client/src/utils/authCompat.js
+++ b/web/client/src/utils/authCompat.js
@@ -5,6 +5,7 @@ const AUTH_STORAGE_KEYS = {
    legacyUserInfo: "userInfo",
    legacySessionUser: "user",
    legacyUserId: "userId",
+   pepToken: "pepToken",
 };
 
 //[安全解析JSON]
@@ -148,7 +149,11 @@ export const getCompatibleToken = () => {
          : readStorage(window.localStorage, AUTH_STORAGE_KEYS.cEndToken).trim();
    if (standaloneCEndToken) return standaloneCEndToken;
    const legacyUserInfo = getLegacyAuthUserInfo();
-   return String(legacyUserInfo?.token ?? "").trim();
+   const legacyToken = String(legacyUserInfo?.token ?? "").trim();
+   if (legacyToken) return legacyToken;
+   return typeof window === "undefined"
+      ? ""
+      : readStorage(window.localStorage, AUTH_STORAGE_KEYS.pepToken).trim();
 };
 
 // @peace/react_client 的 request 仅从 sessionStorage.user.token 注入 token 请求头。
@@ -289,6 +294,8 @@ export const clearCompatibleAuthInfo = () => {
    window.localStorage.removeItem(AUTH_STORAGE_KEYS.cEndToken);
    window.localStorage.removeItem(AUTH_STORAGE_KEYS.legacyUserInfo);
    window.localStorage.removeItem(AUTH_STORAGE_KEYS.legacyUserId);
+   window.localStorage.removeItem(AUTH_STORAGE_KEYS.pepToken);
+   window.document.cookie = `${AUTH_STORAGE_KEYS.pepToken}=; path=/; max-age=0`;
    window.localStorage.removeItem("aiTenderLoginIdentity");
    window.localStorage.removeItem("from");
 };