Hey Everyone, it's been a while. The last few years, I've played around with various AI technologies, building. Recently, I have built a product I want to share. Montage is a generative UI runtime for AI agents. Your agent makes a tool call. Montage returns a fully rendered, interactive HTML artifact. You mount it. That's it. This post is about why I built it, what it actually does, and how to drop it into your stack in 30 seconds. The thing that broke me If you've shipped anything backed by an LLM in the last year, you've hit this wall. The model has the data. The model has the right answer. But the output is either plain text or formatted Markdown. And what's worse, when you want to see something visual, you get a poorly rendered HTML or React app with broken features. Asking an LLM to inline a major UI render is asking for: Inconsistent styling on every response. Buttons that don't work, Broken imports Long error recoveries Full redesign every time the user asks the same thing twice.…