External between projects within the same team now use Fast Data Transfer only for the destination request. This change makes Fast Data Transfer for the original request free.rewrites Commonly used as a or for , rewrites can be configured in , middleware, or to route requests between the same or separate Vercel projects without changing the URL shown to the user.reverse proxymicrofrontend architecturesvercel.jsonnext.config.ts Usage for external rewrites to the same team: Learn about and monitor your Fast Data Transfer and .rewritesusageobservability Read more for the original and destination request have been optimized and consolidated into a single stream, reducing overall transfer.Fast Data Transfer Each external rewrite triggers a full request lifecycle, including routing and Web Application Firewall checks, ensuring security policies are enforced per project, and counts as a separate .Edge Request