Grok 4.5 Enters Private Beta at Tesla and SpaceX, as Musk Claims AI Rivals Claude Opus
Elon Musk just announced that Grok 4.5, xAI’s newest artificial intelligence model, has entered private beta testing at Tesla and SpaceX. It is a big moment for xAI, since they are moving from training their models to actually using them inside Musk’s two tech giants. Right now, only internal teams can use Grok 4.5, but the news gives a peek at what xAI’s next generation AI can do and shows they are serious about matching up with the industry’s best. Musk says the model runs on a much larger, more advanced architecture and has gone through extra training to sharpen […]














