Y Combinator investments in AI data, RL environments and evals

Accelerator · ycombinator.com ↗

Companies
19
What they sell
RL environments 18 · Data 12 · Infrastructure 2

Companies that went through Y Combinator

  • Abundant C Verified

    Went through it, Fall 2024 · sells RL environments, data

    1. Y Combinator's company directory lists Abundant with the website abundant.ai, in its Fall 2024 batch
    2. Checkable on YC's page: ycombinator.com/companies/abundant
    3. 4 pages read also name Y Combinator
    ycombinator.com/companies/abundant
  • AfterQuery S Verified

    Went through it, Winter 2025 · sells RL environments, data

    1. Y Combinator's company directory lists AfterQuery with the website afterquery.com, in its Winter 2025 batch
    2. Checkable on YC's page: ycombinator.com/companies/afterquery
    3. 4 pages read also name Y Combinator
    ycombinator.com/companies/afterquery
  • Andon Labs B

    Went through it, Winter 2024 · sells RL environments

    1. Y Combinator's company directory lists Andon Labs with the website andonlabs.com, in its Winter 2024 batch
    2. Checkable on YC's page: ycombinator.com/companies/andon-labs
    3. 4 pages read also name Y Combinator
    ycombinator.com/companies/andon-labs
  • Aviro C Verified

    Went through it, Spring 2025 · sells RL environments, data

    1. Y Combinator's company directory lists Aviro with the website aviro.ai, in its Spring 2025 batch
    2. Checkable on YC's page: ycombinator.com/companies/aviro
    3. 4 pages read also name Y Combinator
    ycombinator.com/companies/aviro
  • Cua C Verified

    Went through it, Spring 2025 · sells RL environments, data, infrastructure

    1. Y Combinator's company directory lists Cua with the website cua.ai, in its Spring 2025 batch
    2. Checkable on YC's page: ycombinator.com/companies/cua
    3. 2 pages read also name Y Combinator
    ycombinator.com/companies/cua
  • Datacurve B Verified

    Went through it, Winter 2024 · sells RL environments, data

    1. Y Combinator's company directory lists Datacurve with the website datacurve.ai, in its Winter 2024 batch
    2. Checkable on YC's page: ycombinator.com/companies/datacurve
    3. 4 pages read also name Y Combinator
    ycombinator.com/companies/datacurve
  • dmodel B Verified

    Went through it, Summer 2024 · sells RL environments

    1. Y Combinator's company directory lists d_model with the website dmodel.ai, in its Summer 2024 batch
    2. Checkable on YC's page: ycombinator.com/companies/d_model
    3. 4 pages read also name Y Combinator
    ycombinator.com/companies/d_model
  • EdotEnv C Verified

    Went through it, Summer 2026 · sells RL environments

    1. Y Combinator's company directory lists EdotEnv with the website edotenv.com, in its Summer 2026 batch
    2. Checkable on YC's page: ycombinator.com/companies/edotenv
    3. 4 pages read also name Y Combinator
    ycombinator.com/companies/edotenv
  • Halluminate A Verified

    Went through it, Summer 2025 · sells RL environments

    1. Y Combinator's company directory lists Halluminate with the website halluminate.ai, in its Summer 2025 batch
    2. Checkable on YC's page: ycombinator.com/companies/halluminate
    3. 4 pages read also name Y Combinator
    ycombinator.com/companies/halluminate
  • Hillclimb C Verified

    Went through it, Fall 2025 · sells RL environments, data

    1. Y Combinator's company directory lists hillclimb with the website hillclimb.com, in its Fall 2025 batch
    2. Checkable on YC's page: ycombinator.com/companies/hillclimb
    3. 5 pages read also name Y Combinator
    ycombinator.com/companies/hillclimb
  • HUD B Verified

    Went through it, Winter 2025 · sells RL environments, data, infrastructure

    1. Y Combinator's company directory lists HUD with the website hud.ai, in its Winter 2025 batch
    2. Checkable on YC's page: ycombinator.com/companies/hud
    3. 2 pages read also name Y Combinator
    ycombinator.com/companies/hud
  • Idler B Verified

    Went through it, Summer 2025 · sells RL environments

    1. Y Combinator's company directory lists idler with the website idler.ai, in its Summer 2025 batch
    2. Checkable on YC's page: ycombinator.com/companies/idler
    3. 1 page read also names Y Combinator
    ycombinator.com/companies/idler
  • Markov C Verified

    Went through it, Summer 2026 · sells RL environments, data

    1. Y Combinator's company directory lists Markov with the website markovstudios.com, in its Summer 2026 batch
    2. Checkable on YC's page: ycombinator.com/companies/markov
    3. No other page read names Y Combinator yet
    ycombinator.com/companies/markov
  • Normal C

    Went through it, Summer 2025 · sells RL environments, data

    1. Y Combinator's company directory lists Normal with the website normal.ai, in its Summer 2025 batch
    2. Checkable on YC's page: ycombinator.com/companies/normal
    3. 1 page read also names Y Combinator
    ycombinator.com/companies/normal
  • Ooak Data C

    Went through it, Summer 2026 · sells RL environments

    1. Y Combinator's company directory lists Ooak Data with the website ooakdata.com, in its Summer 2026 batch
    2. Checkable on YC's page: ycombinator.com/companies/ooak-data
    3. 4 pages read also name Y Combinator
    ycombinator.com/companies/ooak-data
  • Refresh C

    Went through it, Spring 2025 · sells RL environments, data

    1. Y Combinator's company directory lists Refresh with the website refresh.dev, in its Spring 2025 batch
    2. Checkable on YC's page: ycombinator.com/companies/refresh
    3. No other page read names Y Combinator yet
    ycombinator.com/companies/refresh
  • Scale AI S

    Went through it, Summer 2016 · sells RL environments, data

    1. Y Combinator's company directory lists Scale AI with the website scale.com, in its Summer 2016 batch
    2. Checkable on YC's page: ycombinator.com/companies/scale-ai
    3. 4 pages read also name Y Combinator
    ycombinator.com/companies/scale-ai
  • Sepal AI C

    Went through it, Summer 2024

    1. Y Combinator's company directory lists Sepal AI with the website sepalai.com, in its Summer 2024 batch
    2. Checkable on YC's page: ycombinator.com/companies/sepal-ai
    3. 2 pages read also name Y Combinator
    ycombinator.com/companies/sepal-ai
  • Theta C

    Went through it, Spring 2025 · sells RL environments, data

    1. Y Combinator's company directory lists Theta with the website thetasoftware.com, in its Spring 2025 batch
    2. Checkable on YC's page: ycombinator.com/companies/theta
    3. 3 pages read also name Y Combinator
    ycombinator.com/companies/theta

Every investment here is quoted from the company's own site, its accelerator or a funding announcement, with its confidence and the steps behind it; startup databases are never used. How investments are checked · all investors.