Right. Last orders, everyone. Final part. And I'm going to open with something that might sting a bit if you've been feeding raw HTML into your language models like I was six months ago. You are spending roughly 80% of your token budget on HTML tags that your model cannot use. Not "doesn't use well." Cannot use. The <div class="sidebar-widget-trending-topics-container-v3"> that wraps your actual content? That's tokens. The seventeen layers of nested <span> from whatever React component tree generated the page? Tokens. The inline SVG for the site's logo that gets base64-encoded into the DOM? You guessed it. Tokens. And you're paying for every single one. This is the part of the series where we put the browser down. Quick reminder on what we're solving for: giving coding agents the right tools for a closed loop of research, build, and validate. The "research" part is where content extraction shines. If your agent just needs to read a page, not click buttons on it, you don't need a browser at all.…