Technique
Duration Math: Sizing Clips for Real Edit Rhythms
Most AI video clips are too long. A durations-per-beat rubric from cinematic editing that cuts generation cost.
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Technique
Aspect Ratios by Platform: A 2026 Map
TikTok, YouTube Shorts, Reels, X, standalone web, connected TV. Ratios, safe zones, and which fal models hit each.
3 min read
Technique
end_image_url: A Field Guide to First-and-Last-Frame
Where end_image_url is available, where it is not, and the motion-arc math that makes transitions land.
2 min read
Technique
Character Consistency Across Shots: The image_url Trick
Text-to-video drifts character faces between shots. Anchoring each shot on a reference image fixes that for under $0.50 a clip.
2 min read
Technique
Seed Control in Practice: What Reproduces and What Does Not
Same seed, same prompt, same output? Not always. What actually reproduces and what you need to lock alongside.
2 min read