What Is Open-Weights A.I.?

Open-weights artificial intelligence refers to AI models where the underlying parameters and weights are made publicly available, allowing developers to download, modify, and deploy the systems without reliance on a single company's platform. Companies including Meta and Mistral have released open-weights models, while OpenAI and Google have kept their most advanced systems proprietary. The approach has become a central point in industry debates over AI development speed, safety oversight, and competitive access to the technology.

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