AI cartoon story video maker
ViewGum's Flat world is an AI cartoon story video maker for YouTube Shorts, TikTok and Instagram Reels. Type a true story and it acts it out with flat cartoon people in a lit 3D world built for that story, with a narrator, captions, music and sound effects. A Flat world short runs 45 to 90 seconds; 45 seconds costs 550 to 650 credits, export included. You export one MP4 with post copy for each app and post it yourself.
Flat world shorts at a glance
- Length
- 45 to 90 seconds, in 15-second steps; about 45 seconds unless you pick another. A short lands within a fifth of the length you pick.
- In each short
- A narrator voice, and flat people acting out your story in a lit 3D world built for it. Captions, music and sound effects.
- Export
- One vertical 1080 x 1920 MP4 at 30 frames a second, with post copy for YouTube Shorts, TikTok, Instagram Reels and Facebook Reels. No watermark.
- Credits
- 45 seconds: 550 to 650 credits to make, export included. 90 seconds: 750 to 850 credits to make, export included.Quoted on ViewGum's default writer on November 13, 2026.
- From an AI assistant
- Yes, through ViewGum's connector, which quotes the price first.
How to make a Flat world short
- Type a true story in a sentence, such as the town that could not stop dancing, or pick one of the stories ViewGum suggests.
- Pick Flat world and about how long it runs, 45 to 90 seconds.
- ViewGum writes the script, checks its facts, builds the places and the cast, narrates it and renders the short. Watch it, then export the MP4.
An example Flat world short
The morning Sweden swapped sides
Flat world, 42 seconds, made November 7, 2026
Dagen H, the morning in 1967 when Sweden switched from driving on the left to the right, and why the crash everyone expected never came.
Typed: “Dagen H: September 3, 1967, Sweden switches overnight from driving on the left to the right. Funny true history.”
Make one like thisWhat the narrator says
One morning, every car on Sweden's roads stopped and crept over to the wrong side.
Sweden drove on the left, but its neighbors drove on the right, and most Swedish cars had the wheel on the left.
So the country voted, and more than 8 in 10 said stay left. A man at a gas station goes, "Switch sides? That's one giant crash." Lawmakers waited 8 years, then switched anyway, and workers hung thousands of new signs, kept covered until the change.
Thousands of buses got doors on the other side. On the big night, most cars were banned from the roads. At 4:50, the few still out stopped and crossed over. At 5, they drove off on the right.
So you'd expect the giant crash. Instead, crashes went down.
The usual explanation was fear. Drivers were so wary of the new side that they drove extra carefully.
For a while, accidents dropped, as if everyone was too nervous to crash.
What does a Flat world short look like?
- The people are flat cartoon figures about three heads tall, each dressed so their job reads at a glance. None is drawn as a real person's likeness.
- The world is a lit 3D town or room built for the story's place and era, with props at true size, traced in thin ink.
- The camera never stops: slow pushes, a new framing about twice a sentence, and a dissolve when the story moves to a new place.
- The light keeps the story's clock, day to dusk to night, and changes on the word where the story turns.
- A dry, fast narrator tells it and reads out the few lines people say, and only the speaker's mouth moves.
- Captions show one word at a time in plain white letters, low in the frame.
- The story opens on the strangest thing someone did, the people around them doubt it, it gets stranger, then the real reason lands and the ending calls back to the start.
Who Flat world is for
- History and true-story channels: someone did something that looked wrong, and the reason makes sense in the end.
- Strange-but-true channels that tell one story per short instead of a list of facts.
- Creators who want an animated story without drawing, filming or animating anything.
What Flat world doesn't do
- A Flat world short runs 45 to 90 seconds.
- Its people are drawn: flat cartoon figures, never a real person's likeness, a photo or footage.
- It is built around people in a story. A why or how question with nothing happening to anyone fits an Explainer better.
- It does not post for you. You get the MP4 and post copy for each app, then post it yourself.
- It does not cut clips from long recordings.
- It does not export horizontal or square video.
- It does not have a public REST API. AI assistants connect through its MCP server.
Other ways to tell a true story
- AI history shorts generatorViewGum
Which look fits which history story, with the facts kept true.
- Everyday object shorts generatorViewGum
Object Lesson: the true story of one everyday thing, told in photo-style pictures.
Questions
Can AI make animated story videos for YouTube Shorts?
Yes. Type a true story and ViewGum's Flat world acts it out with flat cartoon people in a lit 3D world, narrated, with captions, music and sound effects. It runs 45 to 90 seconds and fits YouTube Shorts, TikTok, Instagram Reels and Facebook Reels.
Will the cartoon look like the real people in the story?
No. Each person is a flat cartoon figure dressed for their role, never a likeness. Real people are named only in the narration, and no one is given words they did not say.
Who voices the people in a Flat world short?
The narrator reads every word, including the few lines people say in the story. While a line is read out, only the speaker's mouth moves, so you can see who is talking.
How much does a Flat world short cost?
On ViewGum's default writer: 45 seconds: 550 to 650 credits to make, export included; 90 seconds: 750 to 850 credits to make, export included. Creator is $49 a month for 4,500 credits, Pro is $99 a month for 9,500 credits and Studio is $199 a month for 20,000 credits. Every Flat world short shows its price in credits before it starts and is charged what it used, never more than the top of its range.
Can I make a Flat world short from my AI assistant?
Yes. Connect ViewGum to your AI assistant once, then ask it for a Flat world short on your topic. It shows you the price and waits for your yes before anything is charged.
Make your first Flat world short
Type a true story, pick Flat world, and watch it acted out.
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Last updated November 10, 2026.