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SpaceXAI’s New Grok 4.5 Slashes AI Coding Costs by 75 Percent

SpaceXAI (formerly xAI until it was rebranded by SpaceX) has rolled out Grok 4.5 to the public, a new AI model built specifically to handle serious coding and engineering work rather than casual chatbot conversations. Grok 4.5 runs on the company's new V9 foundation, which packs 1.5 trillion parameters. What does that mean? That's a...