Time to First Byte (TTFB)

Time to First Byte (TTFB) is a server-response metric that indicates how quickly the browser receives the first byte of a page response.

Related terms

Related terms

  • Caching

    Performance

    The process of storing frequently accessed data in temporary storage for faster retrieval on subsequent requests. Browser caching stores assets locally while server caching reduces database queries and processing time. Understanding caching helps troubleshoot why changes don't appear immediately—you may need to clear cache or wait for CDN propagation.

  • Static Generation

    Performance

    In Framer, static generation helps performance by serving ready-made pages wherever possible, reducing runtime work and making published sites feel faster.

  • Code Splitting

    Performance

    In Framer, code splitting supports faster initial loads by avoiding unnecessary JavaScript on first view and loading additional code only when it becomes relevant.