The Rise of the AI Vertical Video Creator: How 9:16 Content is Being Automated

The modern internet runs on vertical video. What began as a quirk of mobile-first social media apps has evolved into the definitive format for human attention. Platforms like TikTok, Instagram Reels, and YouTube Shorts dominate daily media consumption, forcing creators, brands, and marketers to produce endless streams of 9:16 content.

Traditionally, scaling a vertical video strategy meant hours of tedious work: manually re-framing landscape footage, tracking speakers across frames, cutting silent pauses, and painstakingly typing out kinetic captions.