TL;DR If a route in your Next. js App Router feels like full SSR—long TTFB, janky client navigations—try a conservative route-level "use cache" plus a small Suspense shell to let Partial Prerendering (PPR) do the heavy lifting. In practice this often drops TTFB from ~700ms to ~60–80ms and makes ...
Source: [Dev.to](https://dev.to/nainikmehta/nextjs-use-cache-partial-prerendering-guide-2026-5436)