在 Arena 中出现四个 Grok 4.5 检查点，接近 xAI 的 4.6 窗口

这些条目指向多模态和支持网页的变体，但它们的标签并不能证明 Grok 4.6 就在其背后。

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Primary source: X - leo (@synthwavedd)

为何重要

多处检查点表明 xAI 正在使用实时用户偏好来选择其下一个 Grok 配置，但共享的 4.5 标签并不能证明 4.6 的发布。

Four Grok 4.5 checkpoints appear in Arena near xAI's 4.6 window — The roster entries point to multimodal and web-enabled variants, but their labels do not establish that Grok 4.6 is behind them.

Four checkpoints labeled Grok 4.5 appeared in an Arena roster alert on Tuesday, giving Elon Musk (@elonmusk) a fresh pool of real-user tests as xAI prepares the next iteration of Grok.…

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