hillclimb (YC Fall 2025)

TL;DR: hillclimb is a Y Combinator Fall 2025 startup Training Data for Recursive Self-Improvement, currently active with a team of 4.

Training Data for Recursive Self-Improvement

YC ID
30883
YC Batch
Fall 2025
Status
Active
Team size
4
Industry
B2B, Engineering, Product and Design
Tags
Reinforcement Learning
YC profile
https://www.ycombinator.com/companies/hillclimb

Last verified:

We work with frontier AI labs to help train their agents to become AI research scientists

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Frequently asked questions

Is hillclimb a YC (Y Combinator) company?

Yes. hillclimb was funded by Y Combinator in the Fall 2025 batch. Training Data for Recursive Self-Improvement

What does hillclimb do?

We work with frontier AI labs to help train their agents to become AI research scientists

What YC batch was hillclimb in?

hillclimb was part of Y Combinator's Fall 2025 batch.

How big is hillclimb?

hillclimb has a team of 4 people according to Y Combinator's directory.

Is hillclimb still active?

hillclimb is currently listed as Active with a team of 4 in Y Combinator's directory.

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