IBM's Granite Switch 4.1 serves chat, decisions and speech from one endpoint
IBM's Granite team presents Granite Switch 4.1 on Hugging Face, which brings chat, decision-making and speech together behind a single endpoint.
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Meta ships Muse Spark Open, its answer to China's open-weight models
Meta has launched Muse Spark Open, an open model with 816 billion parameters, 42 billion of them active. Meta positions it as a response to the open-weight models coming out of China.
GPT-6-Astra solves 49 of 50 physics research problems at $2.40 apiece
On the TheoPhysEval benchmark, GPT-6-Astra matched leading specialists on 49 of 50 unpublished theoretical physics calculations, and some apparent failures exposed errors in the experts' own answers. The researchers say physics has not yet seen a breakthrough like mathematics because the agents lack taste, but they think autonomous top-level AI research could come soon.
Nvidia's new Nemotron 3.5 Super VL is another step forward for US open-weight AI
Nvidia has released new Nemotron models, including Nemotron 3.5 Super VL. They join a wave of open-weight releases from US labs that followed the Hugging Face hack.
Gemini 4: how does Google's model compare with Claude Opus 5.5 and GPT-6 Astra?
Google's new model, available since 13 October, positions itself as a credible option for Google Cloud and Workspace customers. JDN put it through three real-world tests, costs included.
Apertus 1.5 release notes
Version 1.5 of the Apertus model is out, with its release notes published on the Hugging Face blog.