DOM-Aware Chunking: How OpenClaw Parses HTML Structure

When a human looks at a webpage, they don’t see code. They see a headline, a sidebar, a main article, and a footer. They intuitively group related information together based on visual cues: whitespace, font size, border lines, and background colors.

When a standard RAG pipeline looks at a webpage, it sees a flat string of text. It sees <h1> and <p> tags mashed together, stripped of their spatial context. It sees the “Related Articles” sidebar as just another paragraph in the middle of the main content.