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xAI releases Grok 4.5, trained on tens of thousands of Nvidia GB300 GPUs. In coding benchmarks, the model trails Fable 5 and GPT-5.5 but needs 4.2 times fewer tokens than Opus 4.8. At $2 per million input tokens, it costs a fraction of the competition. EU availability is…
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8 July
SpaceXAI released Grok 4.5, an "Opus-class model" described as a legal advisor and Excel jockey, noted for its low cost.