[{"data":1,"prerenderedAt":55},["ShallowReactive",2],{"\u002Fglossary\u002Fdynamic-fetcher":3,"\u002Fglossary\u002Fdynamic-fetcher:related":38},{"id":4,"title":5,"author":6,"authorImage":7,"body":8,"category":23,"date":24,"description":25,"draft":26,"extension":27,"letter":28,"meta":29,"navigation":30,"path":31,"readTime":32,"related":33,"seo":34,"stem":36,"term":5,"__hash__":37},"glossary\u002Fglossary\u002Fdynamic-fetcher.md","Dynamic Fetcher","Fabian Krumbholz","\u002Fimages\u002Fauthors\u002Ffabian-krumbholz.webp",{"type":9,"value":10,"toc":19},"minimark",[11],[12,13,14,15,18],"p",{},"The ",[16,17,5],"strong",{}," is a Speed Kit component that handles the async fetching of dynamic (personalized\u002Fsession-based) content from the origin server. It works in parallel with the static page cache, so users see a fast cached render while the Dynamic Fetcher quietly requests fresh dynamic content from the origin. Once the dynamic content arrives, it is merged into the cached page.",{"title":20,"searchDepth":21,"depth":21,"links":22},"",2,[],null,"April 8, 2026","The Dynamic Fetcher is a Speed Kit component that handles the async fetching of dynamic (personalized\u002Fsession-based) content from the origin server.",false,"md","D",{},true,"\u002Fglossary\u002Fdynamic-fetcher","1 min read",[],{"title":35,"description":25},"Dynamic Fetcher: Definition | Web Performance Glossary","glossary\u002Fdynamic-fetcher","fCqdCnu_uXEih7tstnt7ixhg9sWbeMN672Inljs1kLw",[39,43,47,51],{"path":40,"title":41,"description":42,"letter":28},"\u002Fglossary\u002Fdom-document-object-model","DOM (Document Object Model)","The DOM is a tree-like representation of all the elements in an HTML document that is created by the browser when it loads a page.",{"path":44,"title":45,"description":46,"letter":28},"\u002Fglossary\u002Fdom-content-loaded","DOM Content Loaded","DOM Content Loaded (DOMContentLoaded or DCL) is a browser event that fires when the initial HTML document has been completely loaded and parsed, without waiting for stylesheets, images, and subframes to finish loading.",{"path":48,"title":49,"description":50,"letter":28},"\u002Fglossary\u002Fdom-size","DOM Size","DOM Size refers to the total number of elements (nodes) and the complexity of their nesting within a page's HTML structure.",{"path":52,"title":53,"description":54,"letter":28},"\u002Fglossary\u002Fdeferred-js-loading","Deferred JS loading","Deferred JS loading is a technique for loading JavaScript files in a non-blocking way using the `defer` attribute on a `\u003Cscript>` tag.",1787756714191]