A coalition of 24 companies and organizations has signed an open letter to US policymakers, advocating for the protection of open-weight AI models. The signatories, which include major tech players like Meta, Microsoft, and Nvidia, as well as companies from various sectors, have come together to promote the development and use of open-weight AI. This move highlights the growing importance of AI in the tech industry and the need for regulatory frameworks that support its growth. The outcome of this effort may have significant implications for the future of AI development and deployment.