@Kamalakannan

The question I keep getting

Lately I keep hearing some version of this from friends, colleagues, and teams at my current organization: "We're rebuilding our customer-facing site. It needs to be fast, it needs SEO, and someone said ISR and PPR. What's the actual architecture in 2026?"

For years the honest answer was "it depends, pick a rendering mode per page and pray." A product page was either static (fast, but stale prices) or server-rendered (fresh, but we pay for it on every request). we picked one and lived with the tradeoffs.

That choice mostly went away this year. ISR and PPR didn't die. They just stopped being route-level switches and became two halves of one model that lives inside our components.…