Altman Congratulates Oklo as Nuclear Reactor Achieves Criticality in Under a Year

sama · x · 2026-08-08

Sam Altman congratulated advanced nuclear startup Oklo on achieving reactor criticality. He specifically noted that it took less than a year from groundbreaking to reach this milestone. Oklo, a company focused on developing small fast reactors, counts Altman as an early investor and chairman. As AI compute demands surge power requirements, nuclear energy is becoming a key option for tech giants to secure infrastructure energy supply.

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