Nvidia Launches Cosmos World Models: Revolutionizing AI-Driven Physics-Based Simulations
Nvidia, at CES 2025, made a groundbreaking announcement by releasing its very own family of AI-powered world models, designed to predict and generate physics-aware videos. Named the Cosmos World Foundation Models (Cosmos WFM), these AI models are built to assist in various applications, including robotics, autonomous vehicles, and more.
What Are Cosmos World Foundation Models?


The Cosmos WFM family consists of AI models that are designed to learn from the natural models of the world developed by humans. These models can simulate physics and generate high-quality synthetic data for various AI training applications. They can be fine-tuned for specific tasks and are available across platforms such as Nvidia’s API, NGC catalogs, GitHub, and Hugging Face.
Key Features of Cosmos WFM Models
- Nano Models: Low-latency, real-time applications.
- Super Models: High-performance baseline models.
- Ultra Models: Maximum quality and fidelity outputs.
The models range from 4 billion to 14 billion parameters, with the larger models capable of solving more complex problems. These models are trained on 9,000 trillion tokens gathered from 20 million hours of real-world data (human interactions, environment data, robotics, etc.).
Nvidia’s Approach to Physics-Based Simulations and Synthetic Data Generation
Nvidia is introducing Cosmos WFMs as a revolutionary tool to create physics-based videos by combining text, image, and video inputs, as well as sensor data from robots. This makes them perfect for tasks like autonomous vehicle development, robotics, and creating synthetic data for training AI systems.
Statement from Nvidia’s Spokesperson:
“Cosmos learns just like people learn. We gathered data from a variety of public and private sources, ensuring our use of data complies with the law.”
Applications of Cosmos WFM Models
The Cosmos WFM family is specifically designed for physical AI research and development. Companies like Waabi, Wayve, Foretellix, and Uber are already piloting Cosmos models for various use cases:
- Self-driving vehicles
- Robotics applications
- Synthetic data generation for AI systems
Nvidia’s CEO on the Future of Cosmos Models:
“We really hope Cosmos will do for the world of robotics and industrial AI what Llama has done for enterprise.”
— Jensen Huang, CEO of Nvidia
Legal and Ethical Implications: The Fair Use Debate
While Nvidia has emphasized that the Cosmos models do not infringe on protected works, some legal experts argue that AI training on data from platforms like YouTube (without permission) may violate copyright law. Nvidia has responded by defending its actions under the fair use doctrine, which permits the use of copyrighted works for transformative purposes.
Key Legal Concern:
The use of copyrighted video data for training AI models, such as YouTube videos, has sparked controversy. The issue of fair use and AI training will be pivotal in determining the future of AI development.
Explore more about fair use and its legalities on Wikipedia.
Nvidia’s Vision for the Future of AI
As Nvidia rolls out Cosmos WFMs, the company aims to supercharge AI innovation in various fields, particularly in autonomous driving. According to Uber’s CEO Dara Khosrowshahi, AI-driven models will power the future of mobility, helping accelerate safe and scalable autonomous vehicle solutions.
Conclusion: The Future of AI Models
With the launch of Cosmos World Foundation Models, Nvidia is setting the stage for a new era of physics-aware AI models that will redefine how industries approach data generation and simulation. These models are tailored for use in robotics, autonomous vehicles, and many other cutting-edge applications.
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