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.

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Primary source: X - leo (@synthwavedd)

Why it matters

Multiple checkpoints suggest xAI is using live user preferences to choose its next Grok configuration, but the shared 4.5 label is not proof of a 4.6 launch.

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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