Achievements
- Joined Y Combinator Batch X25
- Built a multiplayer Call of Duty clone in high school
- Founded and sold Shopify chatbot startup Internalize in 2023
- Studied Data Science at UC Berkeley after transferring from UCSD
- Worked at Stanford Snyder Lab on wearable health tech and at San Diego Supercomputer Center on predictive models
- Founded Sixtyfour, an AI sales assistant startup backed by Y Combinator Spring 2025
Let's talk about Saarth Shah
Hold up, you need to know about Saarth Shah – this guy’s a legit startup machine, no cap. He’s only in his early twenties but already crushed a bunch of cool shit. So, he’s part of YC Batch X25, which is a big deal, right? That alone says a lot. But what really stands out is his story.
He kicked things off in high school, building a multiplayer Call of Duty clone. Yeah, like, he was already messing around with game dev and tech back then. Then he jumped into college at UCSD, but he didn’t stop there – transferred to UC Berkeley to study Data Science. That’s where he started getting serious, diving into some heavy research and building stuff like a college social network called Socale. Classic move – jumping into projects that actually solve real problems early on.
His tech chops? They’re legit. He’s worked at Stanford’s Snyder Lab on wearable health data, so he’s into health tech. Also at the San Diego Supercomputer Center, building predictive models for stuff like 911 calls and social media – dude’s always been about leveraging AI and data to crack real-world problems.
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Talk to herThen, he got some solid startup experience, working at Deepgram (YC W16) on enterprise AI tools and onboarding. Not just that, he co-founded and sold a Shopify chatbot startup called Internalize last year. That’s a big step – building and selling a business at a young age. Shows he’s got the hustle and knows how to turn ideas into cash.
Fast forward, Saarth jumps into the YC world again with Sixtyfour, which is now backed by YC in their Spring batch 2025. The company’s all about building AI agents to help sales teams crush their targets faster, especially for SMBs. That’s a big deal because it’s cutting out the bullshit and making sales smarter, not harder. It’s super relevant, especially in today’s fast SaaS world.
He’s also super ambitious. Just a year before Sixtyfour, he founded Dart – another crazy idea, making a conversational voice AI for customer support. Basically, he’s jumping into the hottest AI trends and trying to make them practical.
He’s based in SF, but honestly, his process screams he’s all about innovation, hustle, and not being afraid to jump into new shit. Dude’s been experimenting since high school, learning from Stanford labs, building startups, and now leading a YC-backed company. It’s like every step is about pushing boundaries and making tech do more for real people.
So, why is Saarth important? Because he’s the real deal – a young founder who’s been coding, building, and selling since he was a kid, constantly pushing to make AI actually useful. He’s not just talking; he’s doing. And he’s only getting started. Keep an eye on this guy – he’s gonna be a major player in the AI and startup scene.

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