VISTA: How Self-Rewriting Prompts Revolutionize Text-to-Video Generation

VISTA: Let Your Prompt Rewrite Itself—A Test-Time Agent That Turns 8-Second Ideas into High-Scoring Videos Give VISTA a one-line prompt, grab a coffee, and come back to a short film that keeps getting better with every loop. The One-Sentence Prompt Problem Friday, 5 p.m. Product manager drops a Slack message: “Need an 8-second shot—spaceship jumps to hyperspace, stars streak, cinematic.” You fire up Veo 3, wait 30 seconds, and get… a ship flying vertically against a static star wallpaper. The YouTube comment writes itself: “Nice screensaver.” So you do what every generative-video wrangler does—tweak the prompt, re-generate, tweak again. By …