Fundraising Fox

Raymond Huang

Founder

Founder at Respan

San Francisco, California, United States

FoundedRespan Β· YC

About

Raymond Huang is CTO at Respan, a developer platform for agent observability and evaluations.

LinkedIn β†—X / Twitter β†—
Latest on 𝕏

Raymond Huang @raymond_huang26

read the full guide here: https://t.co/5MHaHFbuBX

Apr 21, 2026 Β· β™₯ 5

Raymond Huang @raymond_huang26

We built β€œScratch” for AI evals on @RespanAI. Right now evals are: – LLM-as-judge – humans – random scripts All disconnected. But real systems need logic: if score < threshold β†’ send to human if edge case β†’ add to dataset if quality drops β†’ retry / alert So we made https://t.co/cBnnh1eOYz

Apr 21, 2026 Β· β™₯ 16 Β· ⇄ 4

Raymond Huang @raymond_huang26

our first-ever launch week! https://t.co/3JZWVjv98J

Apr 20, 2026 Β· β™₯ 5

Founder at RespanYC W24

Intro paths

YC

Raymond went through Y Combinator (Winter 2024) β€” any YC alum in your network can reach them through the YC community.

GP

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

β†’

In turn, Raymond can intro founders to Respan's investors below.

Respan's investors Β· 3

Antigravity CapitalGradient VenturesY Combinator

Co-founders at Respan

ALAndy Li
Andy LiFounder
HHendrix
Hendrix

Experience

  1. Respan (formerly Keywords AI)Co-Foundercurrent2023 β€” presentSan Francisco Bay Area
  2. University of Illinois Urbana-ChampaignResearcher2022 β€” 2023
  3. University of Illinois Urbana-ChampaignResearcher2022 β€” 2023

Education

  1. Y CombinatorYC W24
  2. University of Illinois Urbana-ChampaignBachelor of Science - BS, Mechanical Engineering2020 β€” 2023

Skills & more

PID controlBootstrap14HTML9CSS5Java1Django1JavaScript2Adobe IllustratorArduino IDESolidWorksPythonMicrosoft Excel
+12 moreSOLIDWORKSAutodesk Fusion 360C++Python (Programming Language)Natural Language Processing (NLP)Finite Element Analysis (FEA)Printed Circuit Board (PCB) DesignMechanical EngineeringCreo ParametricDesign of Experiments (DOE)KiCADSTM32

Languages Chinese Β· English

From Raymond's professional profile.

Founder mafias

Y Combinator mafia8,668

Also came through, then founded or led a company.

Sam AltmanPresidentFounded LooptFred EhrsamYC Summer 2012Founded CoinbaseMatt HuangYC Winter 2011Founded HotspotsTrae StephensYC Winter 2022Founded PursuitDelian AsparouhovYC Summer 2014Founded Nightingale +1Justin KanYC Winter 2018Founded Rye +3

+ 8,661 more

University of Illinois Urbana-Champaign mafia131

Also came through, then founded or led a company.

Ansuman SatpathyPhilosophyFounded Santa Ana Bio +2DeVaris BrownB.S.Founded Spill +1Dan KazanBSFounded Rewards Network +1Nimit MaruBSFounded Sava +1Bo LuBachelor's DegreeFounded FutureAdvisor +1Harish AgarwalB.S.Founded Nori +1

+ 124 more

Same school

Also attended Y Combinator2,000

Leo LuInvestor at Foundation CapitalMaroof AhmedFounder at Octopus VenturesJustin SwartPartner at Bitkraft Esports VenturesVictor SantosVictor Scout at One Way VenturesSwapnil JainCEO, Observe.AI at EMERGENT VENTURESChase AdamPartner at Very Serious Ventures

+ 1,994 more

Also attended University of Illinois Urbana-Champaign388

Sundeep PeechuGeneral Partner at Felicis VenturesDeep NisharInvestment Team at General CatalystPrashant ShahPartner at Monta Vista CapitalNoorPartner at Clear VenturesPaul BragielCo-founder at Golden Gate VenturesGreg RudinBoard Partner at Menlo Ventures

+ 382 more

Shared employers

Also worked at Respan (formerly Keywords AI)1

Andy LiFounder at Respan

Also worked at University of Illinois Urbana-Champaign61

David KoleskyPrincipal at MPM BioImpactGraham CareyInvestment Director - Advanced Materials at Emerald Technology Ventures AgDavid AnSenior Software Engineer at Red Cell IncubationSara Crown StarVenture Partner at FemHealth VenturesShreeganesh RamananInvestor at Inception Studio CapitalVikram ChaudheryPresident & COO at GENERAL INCEPTION

+ 55 more