Long-form video generator
for creators.
Consistent characters, consistent environments, and a visual style that carries through every video — at any length.
The long-form problem
Short-form drifting isn't a problem. Long-form drifting is.
A character who changes between two clips barely registers. A character who changes across a twelve-minute story breaks it. Framesail makes it easy not to drift — it locks your characters and environments once, then feeds those references across every shot in one pipeline, instead of the scattered stack of tools you're stitching together now.
Continuity across length
Short-form tools drift after 60 seconds. The pipeline holds character likeness, environment design, and visual style across a 12–18 minute cut without re-rolling.
Style DNA across episodes
Lock the look — palette, lensing, voice — once. Every episode after honors it. The unit of brand for cinematic channels.
Paced for retention
Prompts and shot pacing are tuned for long-form watch time, not short-form scroll. Built for the way long videos actually retain.
Continuity is the hard part of long-form AI.
Framesail locks it before shot one.
How the long-form pipeline works
Four stages. One 12-minute cut.
You drive four stages. Six agents work under the hood in a deterministic order — script through final cut.
- Step 01
Script
Generate a scene-by-scene script from a brief, or paste your own. The script agent tags every character and environment so long-form arcs stay coherent across acts.
- Step 02
Locked references
Generate one reference image per character and environment. Set the art style once. Every shot in the 12-minute cut renders against the same references — that's why shot fifty still looks like it belongs in the same video as shot one.
- Step 03
Storyboard + voiceover
One storyboard image per shot, generated against your locked references. Voiceover rendered with cinematic narrator voices — paced for long-form retention, not short-form scroll.
- Step 04
Final cut
Each storyboard frame animates into a video segment. Drop in title cards, lower thirds, captions. Export a finished 12–18 minute cut — upload directly, or finish in Premiere or DaVinci.
Long-form vs. short-form generators
Different category. Different architecture.
| Dimension | Templated / short-form tools | Framesail long-form |
|---|---|---|
| Length | 30–90 second clips | 8–18 minute long-form cuts |
| Continuity | Drifts between shots | Character + environment locked |
| Voice | Flat AI text-to-speech | Cinematic narrator voices |
| Style | Re-rolled every render | Locked once, reused everywhere |
| Export | Watermarked, locked-in | Clean export to Premiere / DaVinci |
Model stack
Your models. Your call.
No black box. A six-agent pipeline runs on frontier models you would pick yourself. Defaults are tuned for cinematic long-form, but you can swap them for whatever you want. Run the providers you trust.
Script
3 providersGPT-5.4
OpenAI
Swap model
Image
2 providersNano Banana Pro
Swap model
Video
3 providersSeedance 2.0 Pro
ByteDance
Swap model
Voice
2 providersElevenLabs v3
ElevenLabs
Swap model
Your stack
GPT-5.4 · Nano Banana Pro · Seedance 2.0 Pro · ElevenLabs v3
The field moves fast — as new frontier models ship, they land right here, so your stack keeps pace without you lifting a finger.
Operator questions
Long-form video generator, answered straight.
What is a long-form video generator?
It's a tool that renders multi-minute videos end-to-end — script, storyboard, voiceover, animation, and final cut — rather than short disconnected clips. Framesail is built specifically for long-form: 8–18 minute cinematic pieces where continuity and style consistency are the unit of quality.
How long can a single render be?
The pipeline regularly ships 8–18 minute cuts. Longer pieces are possible with more credits; the architecture is designed so quality holds at length rather than degrading after the first minute.
Why do other AI tools break at long length?
Most generate clips one at a time without shared references. By shot ten, the main character looks like a different person and the environment has drifted into a new world. Framesail solves that by locking character and environment references once and rendering every shot against them.
How long does a render take?
8–14 minutes for a 12-minute final cut, end-to-end. Shorter pieces render faster. We'd rather tell you the real number than promise lightning-fast.
Can I export to Premiere or DaVinci?
Yes. The final cut exports cleanly into a standard editor. Operators running multi-channel portfolios usually finish in DaVinci or Premiere; the pipeline is built to drop in there, not replace it.
What does it cost to try?
Free, with 1,500 starter credits — enough for a full short cinematic render. Creator starts at $18/month and Pro at $45/month at launch rates. See the pricing page for the full breakdown.
More on the main FAQ page, or read about the team on the about page.
Ship the long-form cut you've been planning.
Free to start. 1,500 credits — enough for a full short cinematic render. No card required.