A coalition of 25 companies, including Nvidia, Microsoft, IBM and Meta, and startups such as Perplexity and Hugging Face, is pushing back against broad restrictions on open-weight artificial intelligence models as the White House weighs its "national security" response to Chinese AI systems.

OpenAI and Anthropic push for US restrictions on Chinese AI models, but Silicon Valley critics call it protectionism disguised as national

Nearly 200 US startups, including Y Combinator and Proton, warn a ban on Chinese open-weight AI would kill hundreds of them and hand the market to Anthropic.

Nvidia, Meta, Microsoft e Palantir assinam carta pedindo adoção nos EUA de estratégia similar à da China

Letter explaining support comes amid rift over AI development philosophies and governance