Sam Altman and Elon Musk banter over a Kardashev 3 civilization as the endgame
beffjezos · x · 2026-09-20
Sam Altman quote-posted Elon Musk's remark and added "Kardashev 3 is all we need," with Musk replying "K3 civ or bust. The bugs can come too."
A rare public, tongue-in-cheek exchange between the two AI leaders about civilization-scale energy and compute ambitions, offering a glimpse of the long-horizon thinking both founders publicly espouse.
Related event: Musk and Altman Joke About Reaching a Kardashev Type III Civilization(2 posts)→
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