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SpaceXAI releases Grok 4.5, which Elon describes as an ‘Opus-class model’

Wednesday, July 8, 2026


SpaceX's artificial intelligence division released Grok 4.5 on Wednesday. Elon Musk, who leads the company, described the model as an "Opus-class model." The release was positioned as offering lower cost and greater efficiency compared to other advanced AI systems.

Original reporting: https://techcrunch.com/2026/07/08/spacexai-releases-grok-4-5-which-elon-describes-as-an-opus-class-model/

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