A new crop of powerful, Western open-weight AI systems are mounting a comeback, with fresh models from Reflection and Mistral ...

China has embraced open-weight models, a development that researchers say is closing the AI capability gap between the ...

Nvidia-backed Reflection AI unveils Beam, its first open-weight model, which it says rivals GLM-5.2 on reasoning with far ...

Reflection says its 501-billion-parameter Beam model is 3-4x cheaper than the best Chinese rivals.

With the release of its new trillion-parameter model, Mistral is hoping to demonstrate it’s “still in the race” to build ...

If the term “open-weight language model” doesn’t mean anything to you, fear not—we’ll explain exactly what that means in a moment. But first, here’s why this release matters: For large organizations ...

Open-weight AI is shifting competitive advantage from model training towards inference, routing, deployment infrastructure ...

Giving away the model isn’t giving away the economics, says Levie.

Cheaper open-weight AI models were supposed to threaten Microsoft. Morgan Stanley now thinks they could feed its biggest ...

Tan argues that frontier models themselves trained on public human knowledge so access to capable AI should be "a form of public good." ...