Unverified50% confidenceFactExact time
The DOM structure of a modern webpage can contain thousands of HTML elements, and providing all elements to a large language model would overflow the context window and introduce noise.
1
Sources
50%
Confidence
Long-term
Relevance
9/17/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedThe raw HTML of an ordinary webpage often contains tens of thousands of Tokens of redundant content, including CSS stylesheets, JavaScript code, ad scripts, and navigation menus.77% similarUnverifiedHTML (HyperText Markup Language) defines the structure and content of web pages, using tags (such as <div>, <h1>, <p>, etc.) to organize page elements.76% similarUnverifiedThe DOM tree is a tree-like data structure generated by the browser after parsing an HTML document, and a moderately complex webpage can contain thousands or even tens of thousands of DOM nodes75% similarUnverifiedwhen an HTML page loads in a browser, the browser parses it and creates the DOM — an in-memory tree structure representing every element, attribute, and text fragment74% similarUnverifiedBrowser Use等大模型驱动工具在每一步操作时需要将当前页面的DOM结构或截图发送给大模型进行推理，一个典型网页DOM序列化后可能超过数万Token74% similar
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