YC active company list audit
Osmosis
Osmosis: Reinforcement Learning (RL) for AI Agents. Headquartered in San Francisco, CA, United States. Current operating status: active.
Oomira checked this YC company record against source evidence and keeps the current facts, observed dates, and provenance visible before the interactive app loads.
18 facts4 sources1 superseded claims
What changed in the audit
external nameGulp -> Osmosis
2026-06-12 · yc-oss record id 30247: field "former_names" includes "Gulp"
- Summary
- Reinforcement Learning (RL) for AI Agents
2026-06-12 · 1 source- Description
- Osmosis is a post-training platform that helps companies fine-tune language models using reinforcement learning. We work with fast-growing AI companies to train task/domain-specif...
2026-06-12 · 1 source- Website
- https://osmosis.ai/
2026-06-12 · 2 sources- Hiring
- yes
2026-06-13 · 1 source- Headquarters
- San Francisco, CA, United States
2026-06-13 · 1 source- Operating status
- active
2026-06-12 · 1 source- Industry
- B2B
2026-06-13 · 1 source