OS

Osmosis

YC W25 ↗

San Francisco, US · Founded 2024 · 6 employees · 5 known investors

osmosis.ai ↗

Osmosis provides reinforcement learning infrastructure that enables AI agents to improve themselves from experience. The platform allows developers to fine-tune models on proprietary data with full ownership, addressing practical challenges in deploying and scaling AI agents across multi-step tasks.

Founders & leadership· Y Combinator alumni (W25)

KZ

Kasey Zhangin𝕏Founder

AL

Andy Lyuin𝕏Founder

Investors · 5

Y

Y Combinator✓ verifiedSan Francisco · $500K

AU

AudaciousSan Francisco

CR

CRV (Charles River Ventures)Bay Area · $250K – $5M

IM

Imagination CapitalNew York · $100K – $150K

FE

Felicis VenturesreportedSan Francisco · $500K – $15M