.Cardboard is an agentic video editor where you upload raw footage and edit it with AI. Unicorns, media agencies, and creators with millions of followers are already using Cardboard. It lives in your browser and helps you go from a sea of raw clips into a finished video in

Hello World! 👶🏻

Opus 4.6 is now live in Cardboard 🚀 Ran it against our internal benchmarks: - 1.2x more concise outputs - Better context retention across long tasks - 12% faster on complex edits - Tool calling is more robust now

We just added some fresh new transitions ✨

We introduce Layouts ✨ You can go from single-camera view to a multi-camera view instantly now. It is great for podcast highlights, reaction content, tutorials, or any time you need to show multiple perspectives at once.

Taste isn't some abstract virtue! It's putting an unreasonable amount of care into the properties panel's design because the old one added 2 seconds of friction to every edit. Hope you enjoy the new properties panel :)

One of our users just loaded 260 videos (180GB+ combined) into a single Cardboard (YC W26) project. For context, I’d never tested beyond ~10–20GB. We've been grinding on memory & performance optimizations the last few days, and apparently they quietly paid off. Handled it without