In terms of performance, V4 is, perhaps unsurprisingly, a huge jump from R1—and it seems to be a strong alternative to just about all the latest big AI ...

Alex Heath / Sources: Memo: Sam Altman says OpenAI's next model finished pretraining, and moves Safety to Research and Security to Scaling; Fidji Simo ...

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Although genetic engineers have ways to direct evolution of molecules in the lab, they can usually test only so many possibilities. And even a protein of ...