AI Short Video Scripting: From Topic to Storyboard

A short video script drives the entire production pipeline — it sets the topic, pacing, shot count, and conversion intent. A solid AI-generated script includes a hook, three to five storyboard beats, narration, visual cues, and background music notes. Manual scripting takes two or more hours; AI tooling compresses this to under ten minutes while keeping editorial control over topic and brand voice. There are two common paths. Path one is integrated script-plus-video: tools like Descript let you write narration while it drives the visuals — best for talking-head, podcast clips, and product demos. Path two is the modular combo: use a general LLM to draft the script, feed sections into HeyGen (digital human), Open-Sora (text-to-video), PixVerse (social clips), or Toonflow (animated shorts), then assemble in Descript. Both paths can be combined depending on volume and style. When choosing tools, focus on four things: how tightly the script ties to the voiceover (timecoded editing helps), Chinese language support (affects narration rhythm), target video length (under 30 seconds versus over 3 minutes), and batch production (critical for multi-account operations). Scripting sits at the top of the pipeline — swapping downstream tools is cheaper than swapping scripting engines, so invest here.