When AI 'builds a browser,' check the repo before believing the hype

<h4>Autonomous agents may generate millions of lines of code, but shipping software is another matter</h4> <p><strong>Opinion</strong> AI-integrated development environment (IDE) company Cursor recently <a target="_blank" rel="nofollow" href="https://cursor.com/blog/scaling-agents">implied</a> it had built a working web browser almost entirely with its AI agents. I won't say they lied, but CEO Michael Truell certainly <a target="_blank" rel="nofollow" href="https://x.com/mntruell/status/2011562190286045552">tweeted</a>: "We built a browser with GPT-5.2 in Cursor."…</p>