aVenture · Jun 2026
Third-party company profile summarizing Hillclimb as a San Francisco startup founded in 2025 with about $500K raised and a focus on training data for recursive self-improvement.
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Updated Jul 30, 2026
Overview
YC-backed San Francisco startup building specialized math-focused training data and reinforcement learning environments for frontier AI labs, aimed at improving model capabilities toward recursive self-improvement.
Primary product
Math-focused training data and RL environments for frontier AI labs
Founded
2025
Headquarters
San Francisco, California, United States
Team size
1-10
Industry
Software Development
Sub-industry
AI training data / reinforcement learning environments
Offices
San Francisco, California, United States
Open Positions
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