Grok 4.5, Open Models at ICML, and Why Deployment Rules Matter | UpNext AI – July 9, 2026
Today on UpNext AI: xAI rolls out Grok 4.5 with a cost-and-efficiency pitch, Nvidia argues open models and open infrastructure are becoming core to mainstream AI research at ICML 2026, and a new paper says safety outcomes in multi-agent systems can shift dramatically based on deployment rules—not just the model itself.
Covered in this episode:
- xAI releases Grok 4.5 and positions it as a faster, lower-cost “Opus-class” model
- Nvidia says open models and open infrastructure are showing up across ICML 2026 research
- A new arXiv paper proposes “institutional red-teaming” for testing…
The skinny
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