Companies / Data vendor
Hillclimb
Designs and sells RL environments and training data, including math problem sets, to frontier AI labs. Recorded here: what it sells, in its own words.
San Francisco, USAFounded 2025hillclimb.comLatest record 15 Oct 2026
What Hillclimb sells
In its own words, read on its own site 15 Oct 2026. On the vendor register
- What it sells
RL environments: “Starting with math, we’ve formed the world’s densest cluster of IMO medalists, lean experts, and other math talent to design RL environments for frontier labs.” ycombinator.com
Datasets: “Explore curated datasets of mathematical problems and AI model evaluations” data.hillclimb.ing
Expert and human data: “we’re building a community of the world’s brightest minds to create the next generation of training data” ycombinator.com
Evaluations and benchmarks: “Curated set of 50 original mathematical problems designed by Hillclimb researchers to evaluate reasoning capabilities.” data.hillclimb.ing
- Where its data comes from
Made by experts and contractors: “Built the densest cluster of elite math talent in the industry (IMO medalists, Putnam Top 50, Lean formalization experts, etc.)” ycombinator.com
- Buys data from owners
- Its pages do not say it does.
- Areas its pages name
- Math
Cite this
AIData.Broker, “Hillclimb in the AI training data market”, reviewed 15 Oct 2026. https://aidata.markets/companies/hillclimb
Free to reuse under CC BY 4.0 if you credit AIData.Broker and link to this page. Each row names the publication that stated it, and words quoted from a source keep that source's own terms.