Fundraising Fox
/Companies
Sign in

Sixtyfour

YC X25

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

Find your way into Sixtyfour

Sign up to see every warm intro you have to Sixtyfour

  • Paths you didn't know you had: your email and LinkedIn already hold routes to the Sixtyfour team. We find them for you
  • 2nd- and 3rd-degree connections: the friend-of-a-friend routes that take hours to manually find through your inbox or LinkedIn
  • Answers now, not in days: momentum is everything in a raise. Skip asking around whether someone knows someone

Days of research, done the moment you sign in, with every route ranked by how warm it is.

Sign up with GoogleAlready have an account? Log in

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 Inc. · Sixtyfour AI · Sixtyfour, 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.
HK
Hashim KhawajaFounding Engineer
TTTrevor Tuttle
Trevor TuttleMTSFounder at CTGT
HW
Henry WangFounding Engineer
VV
Vagmin ViswanathanAI Engineering

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 · Y Combinator's founder network · Not right? Tell us

Olive Tree CapitalreportedBoston

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

ProCap VelocityreportedLynnwood

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

Related companies · 6

SteamSteam is a digital platform for purchasing, downloading, and playing video games, serving both individual gamers and game developers worldwide.
PapayaPapaya is an optimization platform that connects to AI agents via SDK, analyzes production traces across context, prompts, prompt caching, subagents, and tool calls, and delivers ranked recommendations—pushed to production as pull requests once approved—to improve agent quality, latency, and cost. It serves engineers building and maintaining AI agents.
EncordEncord provides a data platform for developing and deploying multimodal AI systems, serving AI development teams at scale across training and production environments.
ApproximaApproxima provides AI agents that handle routine software development tasks including scoping work, writing code, validating fixes in isolated environments, and deploying to production, freeing developers to focus on novel work.
ParaQueryParaQuery provides data processing tools designed to reduce costs and improve efficiency for data teams. The platform optimizes workloads for popular data warehouses including BigQuery, Snowflake, and Redshift.
CardinalCardinal is an AI agent platform for sales and go-to-market teams that integrates with existing tools and processes rather than replacing them. The company combines software with managed services to implement AI agents while maintaining team performance and system quality.

Companies working in the same space as Sixtyfour.

Legal entities · 1

corporate structure
Sixtyfour AI Inc.

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.