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Cartpole

Active

Building reinforcement learning environments

P25·Spring 2025·B2B·San Francisco, CA, USA·Team of 2·Founded 2025

Website ↗YC page ↗LinkedIn ↗Twitter ↗

About

We're creating reinforcement learning environments for training frontier models.

Founders

Mateo Perez· Founder
Building Cartpole. PhD @ CU Boulder.
LinkedIn ↗Twitter ↗

Product launches · 1 launch

Jazzberry - AI bug finding with real code execution ↗▲ 42May 5, 2025
We're creating the best AI agent for bug finding

Change history · 2 recorded

June 16, 2026
- Team grew from 1 to 207:00 PM
- Tags updated07:00 PM