马斯克深夜官宣：1.5万亿参数Grok V9训练完成，现役三倍！更狠的是，训练数据直接灌入大量Cursor编程交互记录。 马斯克的编程三板斧，一口气全亮了！ 就在5月25日凌晨，马斯克在𝕏上亲自官宣： ...
The launch of Grok 4.3 represents a calculated bet by xAI that the market wants specialized brilliance and extreme cost efficiency over a perfectly balanced generalist.
With all the AI news coming out each week, some of the more significant advancements can be hard to track. Grok 4 Fast is streamlined version of xAI's flagship Grok 4 model released back in July 2025.
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