Skill: Interacting with Canvas-Rendered Browser Content

When to use

Use this skill when:

• get_page_text returns empty or only navigation chrome
• read_page returns an empty accessibility tree
• The page is known to use canvas, WebGL, or a custom rendering engine
• You need to visually read or interact with content that DOM tools cannot access

The Core Problem

Some web UIs render all visible content onto an HTML <canvas> element rather than the DOM. The Chrome MCP's text and accessibility tools see nothing useful — but the content IS on screen. The solution combines two separate tool sets with different capabilities.

The Two Tool Sets