diff --git a/apps/web/src/components/ChatView.browser.tsx b/apps/web/src/components/ChatView.browser.tsx
index cb7dea0ce2..faecc7f51b 100644
--- a/apps/web/src/components/ChatView.browser.tsx
+++ b/apps/web/src/components/ChatView.browser.tsx
@@ -11,6 +11,7 @@ import {
   type WsWelcomePayload,
   WS_CHANNELS,
   WS_METHODS,
+  OrchestrationSessionStatus,
 } from "@t3tools/contracts";
 import { RouterProvider, createMemoryHistory } from "@tanstack/react-router";
 import { HttpResponse, http, ws } from "msw";
@@ -153,6 +154,7 @@ function createSnapshotForTargetUser(options: {
   targetMessageId: MessageId;
   targetText: string;
   targetAttachmentCount?: number;
+  sessionStatus?: OrchestrationSessionStatus;
 }): OrchestrationReadModel {
   const messages: Array<OrchestrationReadModel["threads"][number]["messages"][number]> = [];
 
@@ -222,7 +224,7 @@ function createSnapshotForTargetUser(options: {
         checkpoints: [],
         session: {
           threadId: THREAD_ID,
-          status: "ready",
+          status: options.sessionStatus ?? "ready",
           providerName: "codex",
           runtimeMode: "full-access",
           activeTurnId: null,
@@ -1009,6 +1011,28 @@ describe("ChatView timeline estimator parity (full app)", () => {
     }
   });
 
+  it("shows a pointer cursor for the running stop button", async () => {
+    const mounted = await mountChatView({
+      viewport: DEFAULT_VIEWPORT,
+      snapshot: createSnapshotForTargetUser({
+        targetMessageId: "msg-user-stop-button-cursor" as MessageId,
+        targetText: "stop button cursor target",
+        sessionStatus: "running",
+      }),
+    });
+
+    try {
+      const stopButton = await waitForElement(
+        () => document.querySelector<HTMLButtonElement>('button[aria-label="Stop generation"]'),
+        "Unable to find stop generation button.",
+      );
+
+      expect(getComputedStyle(stopButton).cursor).toBe("pointer");
+    } finally {
+      await mounted.cleanup();
+    }
+  });
+
   it("keeps the new thread selected after clicking the new-thread button", async () => {
     const mounted = await mountChatView({
       viewport: DEFAULT_VIEWPORT,
diff --git a/apps/web/src/components/ChatView.tsx b/apps/web/src/components/ChatView.tsx
index 327789db65..0a9c0371a1 100644
--- a/apps/web/src/components/ChatView.tsx
+++ b/apps/web/src/components/ChatView.tsx
@@ -3604,7 +3604,7 @@ export default function ChatView({ threadId }: ChatViewProps) {
                       ) : phase === "running" ? (
                         <button
                           type="button"
-                          className="flex size-8 items-center justify-center rounded-full bg-rose-500/90 text-white transition-all duration-150 hover:bg-rose-500 hover:scale-105 sm:h-8 sm:w-8"
+                          className="flex size-8 cursor-pointer items-center justify-center rounded-full bg-rose-500/90 text-white transition-all duration-150 hover:bg-rose-500 hover:scale-105 sm:h-8 sm:w-8"
                           onClick={() => void onInterrupt()}
                           aria-label="Stop generation"
                         >