Microsoft leads 20+ companies urging no premature ban on open weight models

More than 20 companies including NVIDIA, Meta, Microsoft, Palantir, and Hugging Face have signed a letter urging policymakers to avoid premature restrictions on open weight models.

Microsoft initiated an open letter signed by NVIDIA, Meta, Palantir, Hugging Face and 20+ others, asking policymakers not to rush into restricting open weight models. The letter explicitly says legitimate distillation should be distinguished from misappropriation. OpenAI, Anthropic, and Google are absent from the signatory list.

Why it matters: A 20+ company coalition letter pushing back against premature open-weight restrictions, with the three major closed-source labs conspicuously absent. The distillation-vs-extraction distinction is a concrete policy hook, but the post doesn't include the full letter text or poli...