diff --git a/apps/admin/src/screens/Live.test.tsx b/apps/admin/src/screens/Live.test.tsx
index 63a9428..bf1fefe 100644
--- a/apps/admin/src/screens/Live.test.tsx
+++ b/apps/admin/src/screens/Live.test.tsx
@@ -1,4 +1,5 @@
-import { render, screen } from '@testing-library/react';
+import { render, screen, waitFor } from '@testing-library/react';
+import userEvent from '@testing-library/user-event';
 import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest';
 import { QueryClient, QueryClientProvider } from '@tanstack/react-query';
 import type { WorkSession } from '@solelog/shared';
@@ -120,6 +121,58 @@ describe('Live', () => {
     expect(await screen.findByText('Pauze 00:02:05')).toBeInTheDocument();
   });
 
+  it('shows Stop and Annuleer buttons on an active card', async () => {
+    mockApiFetch.mockResolvedValue([makeSession({ id: 7, user_name: 'Jan' })]);
+
+    renderLive();
+
+    expect(await screen.findByText('Jan')).toBeInTheDocument();
+    expect(screen.getByRole('button', { name: 'Stop' })).toBeInTheDocument();
+    expect(screen.getByRole('button', { name: 'Annuleer' })).toBeInTheDocument();
+  });
+
+  it('clicking Stop calls the stop endpoint for that session', async () => {
+    const user = userEvent.setup();
+    mockApiFetch.mockImplementation((path: string) => {
+      if (path === '/api/admin/sessions/active') {
+        return Promise.resolve([makeSession({ id: 7, user_name: 'Jan' })]);
+      }
+      return Promise.resolve({});
+    });
+
+    renderLive();
+
+    await user.click(await screen.findByRole('button', { name: 'Stop' }));
+
+    await waitFor(() => {
+      expect(mockApiFetch).toHaveBeenCalledWith(
+        '/api/admin/sessions/7/stop',
+        expect.objectContaining({ method: 'POST' }),
+      );
+    });
+  });
+
+  it('clicking Annuleer calls the discard endpoint for that session', async () => {
+    const user = userEvent.setup();
+    mockApiFetch.mockImplementation((path: string) => {
+      if (path === '/api/admin/sessions/active') {
+        return Promise.resolve([makeSession({ id: 7, user_name: 'Jan' })]);
+      }
+      return Promise.resolve({});
+    });
+
+    renderLive();
+
+    await user.click(await screen.findByRole('button', { name: 'Annuleer' }));
+
+    await waitFor(() => {
+      expect(mockApiFetch).toHaveBeenCalledWith(
+        '/api/admin/sessions/7/discard',
+        expect.objectContaining({ method: 'POST' }),
+      );
+    });
+  });
+
   it('keeps the timer counting (no Gepauzeerd badge) when not paused', async () => {
     vi.useFakeTimers();
     mockApiFetch.mockResolvedValue([
diff --git a/apps/admin/src/screens/Live.tsx b/apps/admin/src/screens/Live.tsx
index 1792492..711ca69 100644
--- a/apps/admin/src/screens/Live.tsx
+++ b/apps/admin/src/screens/Live.tsx
@@ -1,6 +1,10 @@
 import { useEffect, useState } from 'react';
 import type { WorkSession } from '@solelog/shared';
-import { useActiveSessions } from '../api/admin-sessions';
+import {
+  useActiveSessions,
+  useAdminDiscardSession,
+  useAdminStopSession,
+} from '../api/admin-sessions';
 import { formatTime } from '../lib/elapsed';
 
 export default function Live() {
@@ -56,6 +60,14 @@ function LiveCard({ session, now }: { session: WorkSession; now: number }) {
     0,
     Math.floor((base - Date.parse(session.start_time)) / 1000) - session.paused_seconds,
   );
+
+  // Stop closes the session (server computes the duration); Annuleer discards it.
+  // Both hooks invalidate ['admin','sessions'], so the active query refetches and the
+  // card drops off the Live grid once the session is no longer active.
+  const stopSession = useAdminStopSession();
+  const discardSession = useAdminDiscardSession();
+  const busy = stopSession.isPending || discardSession.isPending;
+
   return (
     <article className="live-card">
       <div className="live-card-head">
@@ -69,6 +81,24 @@ function LiveCard({ session, now }: { session: WorkSession; now: number }) {
       {session.paused_seconds > 0 && (
         <span className="live-paused-total">Pauze {formatTime(session.paused_seconds)}</span>
       )}
+      <div className="live-card-actions">
+        <button
+          type="button"
+          className="btn-row-stop"
+          disabled={busy}
+          onClick={() => stopSession.mutate(session.id)}
+        >
+          Stop
+        </button>
+        <button
+          type="button"
+          className="btn-row-cancel"
+          disabled={busy}
+          onClick={() => discardSession.mutate(session.id)}
+        >
+          Annuleer
+        </button>
+      </div>
     </article>
   );
 }
diff --git a/apps/admin/src/styles.css b/apps/admin/src/styles.css
index c0c4ccc..228eadf 100644
--- a/apps/admin/src/styles.css
+++ b/apps/admin/src/styles.css
@@ -421,6 +421,12 @@ body {
   font-variant-numeric: tabular-nums;
 }
 
+.live-card-actions {
+  display: flex;
+  gap: 8px;
+  margin-top: 8px;
+}
+
 /* ---- Sessions management (Sessies) ---- */
 .sessions-head {
   display: flex;