diff --git a/web-next/app/[locale]/log-out/route.ts b/web-next/app/[locale]/log-out/route.ts
new file mode 100644
index 0000000..2845fe4
--- /dev/null
+++ b/web-next/app/[locale]/log-out/route.ts
@@ -0,0 +1,17 @@
+import { NextResponse } from 'next/server'
+import { getSession } from '@/lib/session'
+import { routing } from '@/i18n/routing'
+
+/**
+ * Cierra la sesión y redirige al inicio del idioma. Es una ruta visitable
+ * (/es/log-out, /en/log-out): destruye la cookie de sesión y manda a «/{locale}».
+ */
+export async function GET(request: Request, { params }: { params: Promise<{ locale: string }> }) {
+  const { locale } = await params
+  const loc = routing.locales.includes(locale as (typeof routing.locales)[number]) ? locale : routing.defaultLocale
+
+  const session = await getSession()
+  session.destroy()
+
+  return NextResponse.redirect(new URL(`/${loc}`, request.url), { status: 303 })
+}