Musk’s SpaceXAI ships ‘Opus-class’ Grok 4.5 to undercut OpenAI and Anthropic

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SpaceXAI has launched Grok 4.5, its most capable model yet. It is the company’s first release since going public and buying the AI coding startup Cursor. This is the joint model the two firms had raced to ship. Elon Musk aimed it squarely at coding and agentic work, not casual chat. “It is an Opus-class […]This story continues at The Next Web