The key features are - Visualizing all your previews and changes side by side, - Testing multiple iterations of ideas in parallel, - Selecting element/component level context for the agent to understand and modify directly.
We share additional thoughts on building out this tool on X: https://x.com/johnathanchewy/status/1990453358843580576?s=20. It's in beta now so feel free to give it a go and let us know what you think!