Joseph Jacks says open-weight models may now be only 1–3 months behind frontier AI

JosephJacks_ · x · 2026-07-28

Joseph Jacks quotes a claim that open-weight models are now only about 2–3 months behind, and maybe even 1 month, reflecting a fast-closing gap in the open-model ecosystem.

It’s an opinion rather than a measured benchmark, but it’s the kind of take that can shape how people think about the pace of open models versus closed frontier systems.

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