How a 23-year old builder made AI video simple


How a 23-year old builder made AI video simple
Image Credits Credit: Sean Grindal

TL;DR

Sean Grindal, 23, co-founded Yapper (Dream Vision Labs) after a decade of coding that started at age 13. The AI content studio uses a conversational agent to hide model complexity behind a single interface. It launched with satirical viral videos (one hit 100M+ views), expanded into general video and ad creation, and reached a ~$2M run rate with 300,000 users. The team is two people. Grindal bets that simplicity, not feature count, will win the AI creation market.

At just 23, Sean Grindal is betting on an idea he has watched take shape across a decade in software: that the hardest part of AI tools is no longer what they can do, but how few people can figure out how to use them. In a category racing to add features, he believes the winning product will be the one that makes creation the most accessible and intuitive.

He’s making that bet as co-founder and head of product of Dream Vision Labs, the company behind Yapper, an AI content studio he designed and built himself. Grindal reached this point on a path that started earlier than most careers do, and it explains much of how he now thinks about simplicity.

A Decade of Code Before Adulthood

Grindal, in his own words, got an early start in the world of software. “I’ve been a software developer for about 10 years,” he says. “I got my first software job when I was 13 or 14 at a design and development agency, so I did software work there all throughout high school.

Grindal got his first software job early on, working at a design and development agency. He stayed there through high school, then studied computer science at the University of Toronto. During university he worked on a series of startups before founding his own web development and design firm, Deco. The agency took on sizable clients, including NASDAQ-listed companies.

That decade of work is central to how Grindal describes his edge. He frames the combination of experience and age as unusual: he spent roughly eight years building software before AI was widely available, which gave him a grounding in how products are assembled by hand. The agency years, he adds, sharpened a sense of design taste that now informs his product decisions as much as his engineering does.

The agency model had a ceiling, though. It generated steady cash flow but meant making content for other companies instead of owning something that could grow on its own. Grindal had done enough product and startup work to believe a scalable software tool could expand far faster than services ever would, so he started looking for the right idea to build.

Turning Yapper Into a Viral Engine

The idea for what would become Yapper came from a close friend. Emmet, who had been part of Harvard’s main comedy club and brought a background in comedy and viral marketing, had been developing an early variation of the concept but lacked the software and development experience to build it out.

Yapper App logo
Yapper — Credit: Sean Grindal

Having decided that a scalable product beat more agency work, Grindal saw the idea, joined to make it real, and the pair shipped a quick prototype, and early traction was promising enough that they committed to it full-time.

Yapper launched as a tool for easily creating satirical AI videos that could be easily sent to friends and posted on social media. The product was engineered around distribution from the start, with every feature designed to produce output that was ready to share.

The first version was narrow, but starting with humor-driven content proved to be a fruitful concept. “The product was built from the ground up with distribution in mind because you could make these funny videos with AI of something satirical and over-the-top, and then you could post them on Instagram and they’d go viral,” Grindal says. Early clips routinely drew millions of views, and one reportedly passed 100 million across platforms, feeding new users straight back into the product.

Two People Behind a 300,000-User Platform

Yapper has since widened from satire into a general video and content tool, but the core argument has stayed the same: make the latest image and video models easy enough that a first-time user can finish something. Instead of presenting a wall of options, the homepage leads with a conversational agent. A user describes what they want, and the agent chooses the models, writes the prompts, and generates the result.

Grindal contrasts that with larger competitors he considers capable but hard to approach. “If you go on the UI for similar products, it’s extremely overwhelming, offering far too many separate tools,” he explains. His aim is a prosumer product, simple enough for a beginner but capable enough for a professional who wants to push it further. Current uses run from advertising assets such as posters and product videos to serialized micro-dramas; one user, the anime studio Moshi.tv, produces short episodes on the platform.

The numbers behind that are the part Grindal finds most telling. Yapper reached a roughly $2 million run rate in under a year, including about $500,000 in the most recent three to four months, with steady monthly growth across some 300,000 users.

The team is two people. Grindal designs and builds the product, while his co-founder Emmet runs marketing; a handful of contractors and YouTube help round out the operation. “Getting to a $2 million run-rate product in under a year with a two-person team was sort of unheard of three years ago,” he says. The story he keeps returning to is less about the technology than about how few people it now takes to build a business of that size.

Lowering the Cost of Making Things

Grindal expects AI-generated images and video to make up a rising share of social media, and the speed of improvement is what keeps his attention. A year ago, he points out, there were no strong AI video models; Veo 3 was among the first to generate audio alongside footage. The field has since reached near-photorealistic video.

He sees that shift opening creative work to people without large budgets, and the same logic extends to commerce, where a small brand can generate professional-looking ads rather than pay for an expensive shoot.

The mission is personal for someone who has been building things since he was a teenager. “I think within a few years, any person can make a Hollywood-level anime that they could distribute, make money off of, and use to tell their own stories, for fractions of a penny compared to what it used to cost,” he says.

He wants Yapper to become the default agent that hides the complexity of these tools behind one interface. The point, as he puts it, is to remove the barriers that once stopped people from acting on an idea: “You’re taking excuses away from action.

For now, Sean Grindal is betting that the company best positioned for this future is not the one with the most tools, but the one that asks the least of its users. Through Yapper, he’s wagering that simplicity, not scale, is what will bring the next wave of creators in the door.

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