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OpinionImport AI· Jack Clark·· 2026-07-20

Import AI 465: the open–closed model gap narrows, Kimi K3, and Demis's AGI oversight proposal

Import AI 465: Open vs closed gaps; Kimi K3; Demis' big policy plan

What happened

An analysis by the UK's AI Security Institute finds that the gap in cybersecurity capabilities between open-weight models and closed frontier models is narrowing. GLM-5.2 comes closest to Claude Opus 4.6, released 4.3 months earlier; DeepSeek-V4-Pro falls between Claude Opus 4.5 and GPT-5. For much of 2025, the measured gap was six to ten months.

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