PH Deck logoPH Deck

Fill arrow
OpenAI Open Models
Brown line arrowSee more Products
OpenAI Open Models
gpt-oss-120b and gpt-oss-20b open-weight language models
# Large Language Model
Featured on : Aug 6. 2025
Featured on : Aug 6. 2025
What is OpenAI Open Models?
Apache 2.0 licensed open-weight models designed for powerful reasoning, agentic tasks, and versatile developer use cases.
Problem
Users rely on proprietary language models with restricted licenses, leading to limited customization, high costs, and dependency on vendor-specific ecosystems.
Solution
An open-weight AI model (gpt-oss-120b/gpt-oss-20b) enabling developers to customize, deploy, and scale models for agentic tasks and commercial use under Apache 2.0.
Customers
AI developers, researchers, and startups needing flexible, high-performance LLMs for tailored enterprise applications.
Unique Features
Apache 2.0 license for unrestricted commercial use, open-weight architecture for fine-tuning, and optimized for agentic workflows.
User Comments
Enables cost-effective model customization
Apache license simplifies commercial adoption
Supports complex reasoning tasks
Requires technical expertise to deploy
Limited ecosystem compared to proprietary models
Traction
No explicit metrics provided; positioned as competitive open-source alternatives to GPT-4.
Market Size
The global generative AI market is projected to reach $126 billion by 2025 (Statista).