Top accelerator startups

Startups14,448Programs29

14,448 startups · 29 programs

Ooak Data

Active · We turn company data into training data

WebsiteYC profile

Why it ranks

How the rank works
10signal of 100 · rising 10
  • team of 5Team size · YC's directory+4
  • went through YCProgram · this site+4
  • hiringHiring · Titles (titles.fru.dev), YC+2

A sum of public facts, not a judgement and not investment advice.

Competitors

AIMaxinsightsShared: training dataSPC 2025San FranciscoStartup →AIhillclimbShared: training data, reinforcement learning, workYC F25San FranciscoStartup →AIAcquiredSepal AIShared: training data, reinforcement learning, turnYC S24San FranciscoStartup →AIPraxis RoboticsShared: training data, reinforcement learning, turnYC S26San FranciscoStartup →AIThe Agentic Data Co.Shared: training dataYC F26San FranciscoStartup →OtherSnorkel AIShared: training dataStartup →
Companies closest to Ooak Data
Company
MaxinsightsShared: training dataSPC 2025Not statedAI, Devtools
hillclimbShared: training data, reinforcement learning, workYC F25ActiveAI, Devtools
Sepal AIShared: training data, reinforcement learning, turnYC S24AcquiredAI, Data
Praxis RoboticsShared: training data, reinforcement learning, turnYC S26ActiveAI
The Agentic Data Co.Shared: training dataYC F26ActiveAI
Snorkel AInot in a program hereShared: training dataElsewhereOther

Adjacent

AICueBenchShared: reinforcement learning, trainingYC S26San FranciscoStartup →AILuelShared: training data, workYC W26San FranciscoStartup →AIPetrichorShared: training data, turn, realYC F26San FranciscoStartup →AIVibrant LabsShared: reinforcement learning, training, workYC W24San FranciscoStartup →AIHubShared: training data, realYC X26San FranciscoStartup →
Companies next to Ooak Data
Company
CueBenchShared: reinforcement learning, trainingYC S26ActiveAI, Data
LuelShared: training data, workYC W26ActiveAI
PetrichorShared: training data, turn, realYC F26ActiveAI
Vibrant LabsShared: reinforcement learning, training, workYC W24ActiveAI, Devtools
HubShared: training data, realYC X26ActiveAI, Data, Devtools

Also from S26 in AI

All of S26
AIAutoresearch, Inc.Autoresearch as a service: we solve your hardest measurable problemsYC S26San FranciscoStartup →AICoArenaThe biggest crowdsourced benchmark for Computer-UseYC S26San FranciscoStartup →AIEnactReal-world RL environments for robotics modelsYC S26San FranciscoStartup →AIExperiential LabsOpen source AI gateway that turns your traffic into better modelsYC S26San FranciscoStartup →AIFabraixThe world's frontier hacker of AI agents.YC S26San FranciscoStartup →AIMagmaMonetize your agent's traces.YC S26San FranciscoStartup →
Company
Autoresearch, Inc.Autoresearch as a service: we solve your hardest measurable problemsteam of 3ActiveAI, Devtools
CoArenaThe biggest crowdsourced benchmark for Computer-Useteam of 2ActiveAI, Data, Devtools
EnactReal-world RL environments for robotics modelsteam of 2ActiveAI
Experiential LabsOpen source AI gateway that turns your traffic into better modelsteam of 2ActiveAI, Devtools
FabraixThe world's frontier hacker of AI agents.team of 2ActiveAI
MagmaMonetize your agent's traces.ActiveAI, Data, Devtools

Founders

  • Pierre-Louis VouteauFounder/CEO
  • Thomas AubryFounder/CTO

About Ooak Data

Ooak Data turns internal company data into a training ground where AI agents can be tested on real work.

YC batch
S26 · Summer 2026
Status, per YC
Active
Category
AI
Team size
5
Location
San Francisco, CA, USA
Founded
2024
Checked
6h ago

YC tags: Reinforcement Learning, AI

Changes seen

TagsOct 19, 2026

Newly tagged AI; no longer tagged Artificial Intelligence.

Source ↗

Ooak Data in S26: 229 companies, 88% AI

LinkedIn

Ooak Data: questions

Which YC batch was Ooak Data in?

Ooak Data was in Y Combinator's Summer 2026 batch (S26).

Is Ooak Data still active?

Y Combinator lists Ooak Data as active.

Who founded Ooak Data?

Ooak Data's founders, as listed on its YC page: Pierre-Louis Vouteau (Founder/CEO), Thomas Aubry (Founder/CTO).

Where is Ooak Data based?

Ooak Data lists San Francisco, CA, USA as its location on YC's directory.