
AI
xAI Trains the 2.5-Trillion-Parameter Grok 4.8 in C++, Opening the Door to Cheaper Inference
Just hours after publicly endorsing a call to slow down AI development, Elon Musk revealed xAI is finishing a new 2.5-trillion-parameter model. Can stripping away the industry-standard Python framework drastically increase the speed of artificial intelligence?
Sep 15, 2026 · 8:23 PM








































































































































