Fundraising Fox

Vishnu Sampathkumar

Founder

Founder at Autumn AI

San Francisco, California, United States

FoundedAutumn AI Β· YC

About

Founder and CEO of Autumn AI, which identifies early-stage startup founders and companies through signals including incorporation filings, GitHub activity, and hiring patterns.

Founder at Autumn AIYC W26

Intro paths

YC

Vishnu went through Y Combinator (Winter 2026) β€” any YC alum in your network can reach them through the YC community.

GP

Their group partner at YC was Ankit Gupta, General Partner at Y Combinator β€” the partner who ran Autumn AI's batch and knows the company first-hand. YC profile β†—

β†’

In turn, Vishnu can intro founders to Autumn AI's investors below.

Autumn AI's investors Β· 1

Y CombinatorSan Francisco Β· $500K checks Β· since 2026

Co-founders at Autumn AI

SKShiv Kampani
Shiv KampaniFounder

Experience

  1. Autumn AI (YC W26)Co-Founder, CEOcurrent2026 β€” presentSan Francisco, California, United States
  2. Modulus LabsMachine Learning Intern2024San Francisco, California, United States
  3. Sierra VenturesData Analyst and Investment Intern2023 β€” 2024San Mateo, California, United States
  4. BrainSightAIMachine Learning Engineer Intern2023Bengaluru, Karnataka, India
  5. National Institute of Mental Health and Neuro SciencesResearch Intern2019 β€” 2022
  6. UC Santa BarbaraScholar: Research Mentorship Program2020

Frequently asked questions

Who is Vishnu Sampathkumar?
Founder and CEO of Autumn AI, which identifies early-stage startup founders and companies through signals including incorporation filings, GitHub activity, and hiring patterns.
Where does Vishnu Sampathkumar work?
Vishnu Sampathkumar is Founder of Autumn AI.
What companies did Vishnu Sampathkumar found?
Vishnu Sampathkumar founded Autumn AI.
Where did Vishnu Sampathkumar go to school?
Vishnu Sampathkumar studied at Columbia University (Bachelor's degree, Computer Science); Y Combinator (W26).

Founder mafias

Y Combinator mafia9,496

Also came through, then founded or led a company.

Sam AltmanPresidentFounded Tools for Humanity +3Garry TanPresident & CEOFounded Y Combinator +1Jessica LivingstonCo-founderFounded Y CombinatorAlexis OhanianYC Summer 2005Founded RedditFred EhrsamYC Summer 2012Founded Nudge +1Matt HuangYC Winter 2011Founded Hotspots

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Y Combinator mafia5,145

Also came through, then founded or led a company.

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+ 5,138 more

Columbia University mafia282

Also came through, then founded or led a company.

Ben HorowitzBAFounded OpswareChris DixonMaster of Arts - MAFounded Hunch +1Kai-Fu LeeA.B.Founded 01Robin ChanB.A.Founded Operator +2Kevin M. SlawinB.A.Founded Perseus SENOLYTIX +2Joey LevyBachelor of Arts (B.A.)Founded Draftpot +2

+ 275 more

Sierra Ventures mafia4

Also came through, then founded or led a company.

Shashank SaxenaVenture PartnerFounded PantomathLaura DuInvestment Team AnalystFounded The New ClubSharam Fouladgar-MercerVC InvestorFounded Signos

Brainsightai mafia2

Also came through, then founded or led a company.

Dilip RajeswariMachine Learning EngineerFounded Lighthearted AI

Same school

Also attended Columbia University949

Ben HorowitzCo-founder & General Partner at Andreessen HorowitzDoug LeonePartner at Sequoia Capital; former Global Managing PartnerChris DixonFounder & Managing Partner of a16z crypto at Andreessen HorowitzKai-Fu LeeChairman of Sinovation Ventures and CEO of 01.AIGabriella GiglioHR & Executive Talent at General CatalystScott BillerInvestor at GV (Google Ventures)

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Also attended Y Combinator2,000

Ryan SheaCo-founder of Blockstack (Stacks)Suhail DoshiFounder of Mixpanel; founder of ParticleArhaan A.Deeptech Fellow at Clear VenturesAkshat GoenkaInvestor at Moonfire VenturesJon XuGeneral Partner at Y CombinatorChris GoldaGeneral Partner at Y Combinator

+ 1,994 more

Shared employers

Also worked at Autumn AI (YC W26)1

Shiv KampaniFounder at Autumn AI

Also worked at Modulus Labs1

Ende ShenFounder at Tegore

Also worked at Sierra Ventures33

Mark FernandesManaging Partner at Sierra VenturesTim GuleriInvestor at Sierra VenturesBen YuInvestor at Sierra VenturesVignesh RavikumarInvestor at Sierra VenturesShomik GhoshEnterprise software enthusiast and taco bell aficionadoShashank SaxenaInvestor at Sierra Ventures

+ 27 more

Also worked at BrainSightAI4

Abishek BalendranAssociate Vice President at Nirvana Venture AdvisorsLaina EmmanuelCEO at BrainsightaiRimjhim AgrawalCTO at BrainsightaiDilip RajeswariCTO at Lighthearted AI