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Sixtyfour

YC X25

San Francisco, US · Founded 2025 · 12 employees · Hiring · 5 known investors

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SixtyFour provides AI agents that conduct deep research on people and companies by autonomously gathering and cross-referencing data from multiple sources including official records and the web. The platform delivers structured intelligence profiles for threat detection, talent recruitment, and compliance investigations.

Also known as Sixtyfour AI

AI & Machine LearningData & InfrastructureEnterprise SoftwareB2BInfrastructureAIUnited States of AmericaAmerica / Canada

Founders & leadership· Y Combinator alumni (X25)

Sixtyfour was founded in 2025 by Saarth Shah and Christopher Price.

SSSaarth Shah
Saarth ShahCo-Founder & CEOSaarth Shah was an engineer at Whatnot and Deepgram AI, and previously conducted data science research at Stanford and the San Diego Supercomputer Center. He holds a degree from UC Berkeley.
CPChristopher Price
Christopher PriceCo-FounderChristopher Price studied computer science at Cornell and previously worked at Onyx, a Y Combinator-backed company. He is currently building AI agents focused on go-to-market applications.

Investors · 5

Y Combinatorlisted by Y CombinatorSan Francisco · $500K

How we know: the Y Combinator directory · funding news · open dataset · 5k.vc investor directory · Not right? Tell us

468 CapitalreportedBerlin

How we know: the VCSheet dataset · Not right? Tell us

Olive Tree CapitalreportedBoston

How we know: Y Combinator's founder network · Not right? Tell us

ProCap VelocityreportedLynnwood

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Companies working in the same space as Sixtyfour.

In the news

Sixtyfour - People Intelligence Infrastructureycombinator.com · May 2026Sixtyfour - Bloomberg Terminal for salesycombinator.com · May 2025Sixtyfour Funding | Complete Analysis | Extruct AIextruct.ai

Frequently asked questions

What does Sixtyfour do?
SixtyFour provides AI agents that conduct deep research on people and companies by autonomously gathering and cross-referencing data from multiple sources including official records and the web. The platform delivers structured intelligence profiles for threat detection, talent recruitment, and compliance investigations.
Who founded Sixtyfour?
Sixtyfour was founded by Saarth Shah, Christopher Price in 2025.
Who are Sixtyfour's investors?
Sixtyfour's investors include Foundation Capital, Y Combinator, 468 Capital, Olive Tree Capital, ProCap Velocity.
Where is Sixtyfour headquartered?
Sixtyfour is headquartered in San Francisco, US.