Local LLMs now near Opus-level — what's still keeping them behind closed models?

mrsalvadordali · reddit · 2026-09-07

A Reddit discussion starter argues that some open local models (citing K3 and GLM 5.3) are now close to or at Opus-level with minor modifications, yet still trail the strongest closed models. The author asks what the real bottleneck is — compute, data, or training methods — and invites the community to explain why local models keep lagging behind.

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