Microdrama episodes should run 1 to 2 minutes — 60 to 120 seconds is the industry norm, and viewing-data benchmarks put the drama sweet spot around 90–100 seconds. Documented AI-assisted productions spec episodes at 1.5 to 2 minutes. Some platforms stretch to 3–5 minutes, but that's less common and slows how fast you can test concepts.
Plan each episode at 1.5 to 2 minutes. That range sits inside the 60–120 second industry norm for vertical microdrama, matches the ~90–100 second sweet spot that engagement benchmarks report for drama, and is the exact spec used in a documented 10-episode AI-assisted series.
Why the length works narratively. A 90–120 second episode holds one complete story beat: a hook in the opening seconds, one escalation, and a cliffhanger that pulls the viewer into the next episode. Longer runtimes dilute that structure — you end up with mid-episode padding instead of a second cliffhanger.
Why the length works in production. Video models generate in short clips, so a 1.5–2 minute episode breaks into a manageable number of shots — and cramming too much dialogue into a single 15-second generation breaks pacing and reduces editor control. Keep dialogue to one or two exchanges per generated clip and generate 3–4 options per shot so your editor has coverage. At this runtime, one documented production using the invideo agent shipped 10 episodes in 3 days with a 3-person crew at roughly $1,000 per episode — a pipeline about 5X faster than a standard microdrama production. Push episodes to 3–5 minutes and every one of those numbers scales up: more shots to generate, more credits per episode, fewer series tested per month.
The strategic reason to stay short. Microdrama economics reward volume — shipping more episodes and more series to find the concept that hits. A 1.5–2 minute spec is the runtime that keeps a small team shipping at series scale rather than polishing one long episode.
If a platform or client brief calls for 3–5 minute episodes, the same structure applies — just budget proportionally more shots, generations, and days per episode.
Watch some of these to see what works for you:
For a Microdrama studio, the game isn't only a great script. It's shipping enough of them, fast enough, to find your winner as soon as possible.
— invideo's creative team