diff --git a/apps/api/scripts/activate-subscription.ts b/apps/api/scripts/activate-subscription.ts
new file mode 100644
index 0000000..63eea53
--- /dev/null
+++ b/apps/api/scripts/activate-subscription.ts
@@ -0,0 +1,76 @@
+import { prisma } from '../src/config/database.js';
+
+/**
+ * Activa manualmente una suscripción para un tenant por un período dado.
+ * Uso:
+ *   pnpm tsx scripts/activate-subscription.ts <tenant-rfc> <amount> <period-start> <period-end>
+ * Ejemplo:
+ *   pnpm tsx scripts/activate-subscription.ts ROEM691011EZ4 580 2026-08-29 2026-09-29
+ */
+async function main() {
+  const [rfc, amountStr, periodStartStr, periodEndStr] = process.argv.slice(2);
+
+  if (!rfc || !amountStr || !periodStartStr || !periodEndStr) {
+    console.error('Uso: pnpm tsx scripts/activate-subscription.ts <tenant-rfc> <amount> <period-start> <period-end>');
+    process.exit(1);
+  }
+
+  const amount = Number(amountStr);
+  if (!Number.isFinite(amount) || amount <= 0) {
+    console.error('Monto inválido');
+    process.exit(1);
+  }
+
+  const periodStart = new Date(periodStartStr);
+  const periodEnd = new Date(periodEndStr);
+  periodEnd.setHours(23, 59, 59, 999);
+
+  const tenant = await prisma.tenant.findUnique({ where: { rfc } });
+  if (!tenant) {
+    console.error(`Tenant ${rfc} no encontrado`);
+    process.exit(1);
+  }
+
+  const subscription = await prisma.subscription.findFirst({
+    where: { tenantId: tenant.id },
+    orderBy: { createdAt: 'desc' },
+  });
+
+  if (!subscription) {
+    console.error(`No hay suscripción para tenant ${rfc}`);
+    process.exit(1);
+  }
+
+  await prisma.$transaction(async (tx) => {
+    await tx.subscription.update({
+      where: { id: subscription.id },
+      data: {
+        status: 'authorized',
+        currentPeriodStart: periodStart,
+        currentPeriodEnd: periodEnd,
+      },
+    });
+
+    const payment = await tx.payment.create({
+      data: {
+        tenantId: tenant.id,
+        subscriptionId: subscription.id,
+        mpPaymentId: `manual-${Date.now()}`,
+        amount,
+        status: 'approved',
+        paymentMethod: 'bank_transfer',
+        paidAt: new Date(),
+      },
+    });
+
+    console.log(`[Activate Subscription] Tenant ${rfc} activado`);
+    console.log(`  Plan: ${subscription.plan}`);
+    console.log(`  Período: ${periodStart.toISOString()} → ${periodEnd.toISOString()}`);
+    console.log(`  Pago: ${amount} (ID: ${payment.id})`);
+  });
+}
+
+main().catch(err => {
+  console.error(err);
+  process.exit(1);
+});