On the running time allowed, the rules of the World AI Film Festival USA say this: set per category: 3 to 40 minutes for shorts, 40 minutes and up for features, 30 seconds to 3 minutes for vertical. From 1 source page, read 2026-09-25; no maker pays to be listed.
No. 01 Live Action Short Film 3 to 40 minutes No. 02 Feature Film 40+ minutes
Set per category: 3 to 40 minutes for shorts, 40 minutes and up for features, 30 seconds to 3 minutes for verticalWorld AI Film Festival USA, home page/ recorded 2026-09-25
Running time can rule out a finished AI film on its own. A 60-second cap, a 314-second cap and a three-minute minimum cannot all be met by one cut, so a film meant for several festivals may need more than one version.
For an entrant reading “World AI Film Festival USA”, this is what SceneMixer publishes about the film its pipeline hands over:
Paste a scene or a short script and SceneMixer gives you a storyboard — numbered shots with framing and seconds — and then a moving version of each segment, which you can join into a rough cut of the scene.
Video is 16:9 landscape by default, with 9:16 vertical available; you set it once per project. Segments are typically 4 to 15 seconds, and some model tiers go to 30.