diff --git a/frontend/app/app/assistant.tsx b/frontend/app/app/assistant.tsx
index 2513665..20a0f31 100644
--- a/frontend/app/app/assistant.tsx
+++ b/frontend/app/app/assistant.tsx
@@ -12,11 +12,11 @@ import {
 	ActivityPanel,
 	ActivityProvider,
 } from "@/components/assistant-ui/activity-panel";
+import { Thread } from "@/components/assistant-ui/thread";
 import {
 	fetchLatestRunStatus,
 	toReplayRepository,
 } from "@/components/assistant-ui/thread-list";
-import { Thread } from "@/components/assistant-ui/thread";
 import { ThreadListSidebar } from "@/components/assistant-ui/threadlist-sidebar";
 import {
 	SidebarInset,
@@ -28,8 +28,8 @@ import {
 	readPendingWorkspaceSessionId,
 	writeActiveSessionId,
 } from "@/lib/claw-active-session";
-import { pushSessionUrl } from "@/lib/claw-session-url";
 import { ClawSessionReplayProvider } from "@/lib/claw-session-replay";
+import { pushSessionUrl } from "@/lib/claw-session-url";
 import { ClawAccountGate, useClawAccount } from "./claw-account-gate";
 
 type AssistantProps = {
@@ -61,6 +61,7 @@ export const Assistant = ({ initialSessionId }: AssistantProps = {}) => {
 						.reverse()
 						.find((message) => message.role === "user");
 					writeActiveSessionId(outgoingSessionId);
+					pushSessionUrl(outgoingSessionId);
 
 					return {
 						body: {
@@ -81,6 +82,7 @@ export const Assistant = ({ initialSessionId }: AssistantProps = {}) => {
 	const replaySession = useCallback(
 		(sessionId: string, repository: ExportedMessageRepository) => {
 			writeActiveSessionId(sessionId);
+			pushSessionUrl(sessionId);
 			// 后端已经落盘/结束后，用回放结果接管当前会话。
 			// 先取消本地仍挂起的 assistant-ui run，避免 UI 残留“运行中”且无法停止。
 			if (runtime.thread.getState().isRunning) {