Company Intelligence

Osmosis

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-specific models that beat foundation models on performance, cost, and latency. Our platform handles…

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Quick Facts

  • Founded 2025
  • Headquarters San Francisco, United States
  • Country United States
  • Industry AI in Enterprise Software
  • Company Type Early
  • Status Active
  • Website Official site
  • Last Reviewed Aug 2026

Executive Summary

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-specific models that beat foundation models on performance, cost, and latency. Our platform handles compute orchestration, reward modeling, and training run observability as a CLI-based product usable by developers and agents.

Why It Matters

Reinforcement Learning (RL) for AI Agents

Recent Developments

  1. 2025 Company founded

    Osmosis was founded in 2025 per the company profile source on file.

    Source

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Industries

AI in Enterprise Software Open industry

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-specific models that beat foundation models on performance, cost, and latency. Our platform handles compute orchestration, reward modeling, and training run observability as a CLI-based product usable by developers and agents.

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