diff --git a/gui/tests/provider-overview-account-label.test.tsx b/gui/tests/provider-overview-account-label.test.tsx
new file mode 100644
index 00000000000..57e5f3392df
--- /dev/null
+++ b/gui/tests/provider-overview-account-label.test.tsx
@@ -0,0 +1,197 @@
+import { afterEach, beforeEach, expect, test } from "bun:test";
+import { Window } from "happy-dom";
+import { act } from "react";
+import type { Root } from "react-dom/client";
+import ProviderDetails from "../src/components/provider-workspace/ProviderDetails";
+import type { AccountLoadState, OAuthAccountRow } from "../src/components/provider-workspace/types";
+import { LanguageProvider } from "../src/i18n/provider";
+import type { WorkspaceItem } from "../src/provider-workspace/catalog";
+
+/**
+ * #8286: the Overview of a Claude pool named no account at all, while its Accounts rows show
+ * the alias. A verified roster supplies a separate current-account field using the row label
+ * (alias, then masked identity, then ordinal), without exposing the login email.
+ */
+
+const globals = ["document", "window", "navigator", "localStorage", "IS_REACT_ACT_ENVIRONMENT"] as const;
+const WINDOW_EVENT_STUB: { event: undefined } = { event: undefined };
+let previous: Record<(typeof globals)[number], unknown>;
+let win: Window;
+let host: HTMLElement;
+let root: Root | null = null;
+let originalFetch: typeof globalThis.fetch;
+
+const POOL_A = { name: "anthropic", adapter: "anthropic", baseUrl: "https://api.anthropic.com", authMode: "oauth" } as unknown as WorkspaceItem;
+const POOL_B = { ...POOL_A, name: "anthropic2", anthropicOAuthInstance: "anthropic2" } as unknown as WorkspaceItem;
+const OTHER = { name: "xai", adapter: "openai-chat", baseUrl: "https://xai.invalid/v1", authMode: "oauth", hasApiKey: false } as unknown as WorkspaceItem;
+
+/** Two-account roster for `pool`: an inactive "Spare" row, then the active row with `active` applied. */
+function rows(pool: string, active: Partial<OAuthAccountRow>): OAuthAccountRow[] {
+  return [
+    { id: "first", email: "first@" + pool + ".test", active: false, paused: false, alias: "Spare" },
+    { id: "second", email: "second@" + pool + ".test", active: true, paused: false, ...active },
+  ] as OAuthAccountRow[];
+}
+
+beforeEach(() => {
+  previous = Object.fromEntries(globals.map((k) => [k, Reflect.get(globalThis, k)])) as typeof previous;
+  originalFetch = globalThis.fetch;
+  win = new Window({ url: "http://localhost/" });
+  Object.defineProperty(win.navigator, "language", { configurable: true, value: "en-US" });
+  Object.defineProperty(win, "event", { configurable: true, writable: true, value: undefined });
+  Object.defineProperties(globalThis, {
+    document: { configurable: true, value: win.document },
+    window: { configurable: true, value: win },
+    navigator: { configurable: true, value: win.navigator },
+    localStorage: { configurable: true, value: win.localStorage },
+  });
+  (globalThis as typeof globalThis & { IS_REACT_ACT_ENVIRONMENT?: boolean }).IS_REACT_ACT_ENVIRONMENT = true;
+  Object.defineProperty(globalThis, "fetch", {
+    configurable: true,
+    value: async () => ({ ok: true, json: async () => ({}) }) as unknown as Response,
+  });
+  host = win.document.createElement("div") as unknown as HTMLElement;
+  win.document.body.appendChild(host as never);
+});
+
+afterEach(async () => {
+  if (root) {
+    const current = root;
+    await act(async () => { current.unmount(); });
+    root = null;
+  }
+  await act(async () => {
+    for (let i = 0; i < 5; i++) {
+      await new Promise<void>((r) => setTimeout(r, 0));
+      await Promise.resolve();
+    }
+  });
+  for (const key of globals) {
+    let value = previous[key];
+    if (key === "window") {
+      if (value == null || typeof value !== "object") {
+        value = WINDOW_EVENT_STUB;
+      } else if (!Object.prototype.hasOwnProperty.call(value, "event")) {
+        try {
+          Object.defineProperty(value, "event", { configurable: true, writable: true, value: undefined });
+        } catch {
+          value = WINDOW_EVENT_STUB;
+        }
+      }
+    }
+    Object.defineProperty(globalThis, key, { configurable: true, value });
+  }
+  Object.defineProperty(globalThis, "fetch", { configurable: true, value: originalFetch });
+});
+
+/** Mounts ProviderDetails on its default Overview tab and returns the rendered text. */
+async function overviewText(
+  item: WorkspaceItem,
+  accounts: OAuthAccountRow[],
+  oauthEmail?: string,
+  accountLoadState: AccountLoadState = "ready",
+  loggedIn: boolean | null = true,
+): Promise<string> {
+  const { createRoot } = await import("react-dom/client");
+  await act(async () => {
+    root = createRoot(host);
+    root.render(
+      <LanguageProvider>
+        <ProviderDetails
+          key={item.name}
+          item={item}
+          availableModels={[]}
+          hasLiveModels={false}
+          selectedModels={[]}
+          modelRows={[]}
+          modelRevision="overview-account-label-1"
+          modelRowsReady={true}
+          onOpenModels={() => {}}
+          onDeselect={() => {}}
+          apiBase=""
+          accounts={accounts}
+          accountLoadState={accountLoadState}
+          oauth={{ loggedIn: loggedIn ?? undefined }}
+          oauthEmail={oauthEmail}
+        />
+      </LanguageProvider>,
+    );
+  });
+  await act(async () => { await new Promise((r) => setTimeout(r, 20)); });
+  expect(host.querySelector('[role="tab"][aria-selected="true"]')?.id).toBe("pws-tab-overview");
+  return host.textContent ?? "";
+}
+
+function currentAccount(): string | undefined {
+  const row = Array.from(host.querySelectorAll(".pws-kv-row"))
+    .find((entry) => entry.querySelector("dt")?.textContent === "Current account");
+  return row?.querySelector("dd")?.textContent ?? undefined;
+}
+
+for (const item of [POOL_A, POOL_B]) {
+  const email = "second@" + item.name + ".test";
+
+  test(`${item.name} Overview names the active account by its alias`, async () => {
+    const text = await overviewText(item, rows(item.name, { alias: "Work", maskedLabel: "s***d@example.test" }), email);
+    expect(currentAccount()).toBe("Work");
+    expect(text).not.toContain("Logged in as Work");
+    expect(text).not.toContain("Spare");
+    expect(text).not.toContain(email);
+  });
+
+  test(`${item.name} Overview falls back to the masked label, then the ordinal, never the email`, async () => {
+    const masked = await overviewText(item, rows(item.name, { maskedLabel: "s***d@example.test" }), email);
+    expect(currentAccount()).toBe("s***d@example.test");
+    expect(masked).not.toContain(email);
+    await act(async () => { root!.unmount(); });
+    root = null;
+
+    const ordinal = await overviewText(item, rows(item.name, {}), email);
+    expect(currentAccount()).toBe("Account 2");
+    expect(ordinal).not.toContain(email);
+  });
+
+  test(`${item.name} Overview treats a blank alias as missing`, async () => {
+    const text = await overviewText(item, rows(item.name, { alias: "   ", maskedLabel: "s***d@example.test" }), email);
+    expect(currentAccount()).toBe("s***d@example.test");
+    expect(text).not.toContain(email);
+  });
+
+  test(`${item.name} Overview without an active account keeps the generic status`, async () => {
+    const text = await overviewText(item, rows(item.name, { active: false }), email);
+    expect(currentAccount()).toBeUndefined();
+    expect(text).not.toContain("Logged in as");
+    expect(text).not.toContain(email);
+  });
+
+  for (const state of ["idle", "loading", "error"] as const) {
+    test(`${item.name} Overview hides stale account labels while roster is ${state}`, async () => {
+      const text = await overviewText(item, rows(item.name, { alias: "Stale" }), email, state);
+      expect(currentAccount()).toBeUndefined();
+      expect(text).not.toContain("Stale");
+      expect(text).not.toContain(email);
+    });
+  }
+
+  test(`${item.name} Overview reports logged-out status without naming an account`, async () => {
+    const text = await overviewText(item, [], email, "ready", false);
+    expect(currentAccount()).toBeUndefined();
+    expect(text).toContain("Not logged in");
+    expect(text).not.toContain("Logged in as");
+    expect(text).not.toContain(email);
+  });
+
+  test(`${item.name} Overview reports unknown login status as unverified`, async () => {
+    const text = await overviewText(item, [], email, "ready", null);
+    expect(currentAccount()).toBeUndefined();
+    expect(text).toContain("Not verified");
+    expect(text).not.toContain("Logged in as");
+    expect(text).not.toContain(email);
+  });
+}
+
+test("other OAuth providers keep the login identity in the Overview", async () => {
+  const text = await overviewText(OTHER, rows("xai", { alias: "Work" }), "s***d@xai.test");
+  expect(text).toContain("Logged in as s***d@xai.test");
+  expect(currentAccount()).toBeUndefined();
+});