Fundraising Fox

Kritin Vongthongsri

Founder

Co-Founder at Confident AI

San Francisco, California, United States

FoundedConfident AI · YC

About

Kritin Vongthongsri studied operations research and financial engineering, along with computer science, at Princeton. He has previously worked on NLP systems for a fintech startup and conducted research on autonomous vehicles and human-computer interaction; his work has been published in CHI.

Co-Founder at Confident AIYC W25

Intro paths

YC

Kritin went through Y Combinator (Winter 2025) — any YC alum in your network can reach them through the YC community.

GP

Their group partner at YC was Tom Blomfield, Monzo and GoCardless co-founder; Y Combinator partner on leave and Anthropic compute-team member. — the partner who ran Confident AI's batch and knows the company first-hand. YC profile ↗

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In turn, Kritin can intro founders to Confident AI's investors below.

Confident AI's investors · 5

January CapitalSan Francisco · $2M – $50M checks · since 2025Liquid VenturesSan Francisco · $250K – $5M checks · since 2025Rebel FundSan Francisco · $100K – $5M checks · since 2025Vermilion Cliffs VenturesNew York · $200K – $500K checks · since 2025Y CombinatorSan Francisco · $500K checks · since 2025

Co-founders at Confident AI

JIJeffrey Ip
Jeffrey IpCEO & Cofounder

Experience

  1. Confident AICTO & Co-Foundercurrent2024 — present
  2. ABACUS digitalAI/ML2023
  3. KASIKORNBANKData Science2022
  4. Dymon Asia CapitalPrivate Equity2021

Frequently asked questions

Who is Kritin Vongthongsri?
Kritin Vongthongsri studied operations research and financial engineering, along with computer science, at Princeton. He has previously worked on NLP systems for a fintech startup and conducted research on autonomous vehicles and human-computer interaction; his work has been published in CHI.
Where does Kritin Vongthongsri work?
Kritin Vongthongsri is Co-Founder of Confident AI.
What companies did Kritin Vongthongsri found?
Kritin Vongthongsri founded Confident AI.
Where did Kritin Vongthongsri go to school?
Kritin Vongthongsri studied at Y Combinator (W25); Princeton University (Bachelor of Science and Engineering (BSE), Operations Research and CS); RIS Ruamrudee International School.

Founder mafias

Y Combinator mafia8,773

Also came through, then founded or led a company.

Sam AltmanPresidentFounded Tools for Humanity +3Jessica LivingstonCo-founderFounded Y CombinatorAlexis OhanianYC Summer 2005Founded RedditFred EhrsamYC Summer 2012Founded Nudge +1Matt HuangYC Winter 2011Founded HotspotsTrae StephensYC Winter 2022Founded Pursuit +1

+ 8,766 more

Y Combinator mafia4,716

Also came through, then founded or led a company.

Ryan SheaEntrepreneurshipFounded StacksTarek MansourFounded KalshiSuhail DoshiEating beans & riceFounded Playground +1Subomi OluwalanaW22Founded ConvoyDarius "Bubs" MonsefS19Founded Sightbox +3Matthew ScholzFounded Oisin Biotechnologies +3

+ 4,709 more

Princeton University mafia160

Also came through, then founded or led a company.

Ryan SheaBSEFounded StacksDario AmodeiPhDFounded AnthropicFei-Fei LiBachelor of Arts - BAFounded World LabsChristian SchadeBachelor of Arts - BAFounded Halda Therapeutics +2Luke EvninBachelor’s DegreeFounded Mpmcapital +1

+ 154 more

Same school

Also attended Y Combinator2,000

Tarek MansourCo-founder & CEO of KalshiSuhail DoshiFounder of Mixpanel; founder of ParticleSubomi OluwalanaCo-founder & CEO of ConvoyMaroof AhmedFounder at Octopus VenturesJustin SwartPartner at Bitkraft Esports VenturesCollin WallaceGeneral Partner at Lobby Capital

+ 1,994 more

Also attended Princeton University581

Fabrice GrindaCo-founder & Managing Partner at FJ LabsRyan SheaCo-founder of Blockstack (Stacks)Dario AmodeiCo-founder & CEO of AnthropicFei-Fei LiCo-founder & CEO of World Labs; Sequoia Professor of Computer Science at StanfordAndrewAdvisor at Clear VenturesChristal NgAssociate at Golden Gate Ventures

+ 575 more

Shared employers

Also worked at Confident AI2

Tony Cueva BravoPartner at Dorm RoomJeffrey IpCEO & Cofounder at Confident AI

Also worked at ABACUS digital1

Nichapat ArkDirector, Head of Thailand at Openspace Ventures

Also worked at KASIKORNBANK6

Napat NantavechsantiPartner, Growth and Finance at Beacon VCKrongkamol DeleonInvestment Principal at Beacon VCWanwares BoonkongAssociate Investment Principal at Beacon VCPanuchanad PhunkitjakranAssociate Investment Principal at Beacon VCSirapat SamransamruajkitInvestment Analyst at A2D VenturesSaranporn PhantumanoInvestor at SCB 10X

Also worked at Dymon Asia Capital4

Amy ZhaoSpecialist Advisor, Web3 at Openspace VenturesMichael ChooLegal Associate at Jungle VenturesJustin LeeInvestments, Principal at TRIRECDarius SitAdvisor at Artichoke Capital