Microsoft, Nvidia, Meta and 22 others defended open weights. Anthropic and OpenAI didn’t sign.

The White House accused some AI companies of not supporting open-weight AI, while others like Microsoft, Nvidia, and Meta did sign in support. This matters as it affects the future of AI development and accessibility. Companies that signed include 22 others. Anthropic and OpenAI did not sign. No specific action is required for engineers, but it's worth monitoring the development.