Musk Teases Grok 4.5 With a Two-Word Post — and the Internet Fills In the Rest

Elon Musk announced xAI's next model with characteristic minimalism, immediately reframing the frontier conversation around whether Grok has closed the gap on OpenAI and Anthropic.

Elon Musk announced xAI's next flagship the way he announces most things: with as few words as possible. "Grok 4.5," @elonmusk posted, and that was it. No benchmarks, no demo, no release date. The two-word post went viral anyway, which is precisely the point of the format — the announcement is the content, and the specifics are outsourced to speculation.

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