OpenAI’s Sora app has hit the top of the app charts in the U.S. despite being invite-only. The app scored 164,000 installs two days after launch. The Sora app combines an AI video-maker with a social feed for remixing and sharing videos. OpenAI’s new Sora app for making and sharing AI-powered videos rapidly became the most downloaded app on Apple ’s US App Store despite requiring an invitation to use. The app saw more than 164,000 installations in just its first two days, according to