开放权重之争：Kimi K3发布与行业辩论

AI 摘要

本周AI社区围绕开放权重展开激烈辩论，但实际发布新模型的只有Moonshot AI，其开源了Kimi K3，一个2.8T参数的MoE模型，性能超越Opus 4.8，成为最强开放权重模型。同时，NVIDIA发起开放安全AI联盟，Anthropic澄清其开放权重立场，美国政策压力加剧。

正文节选

[AINews] Much ado about Open Weights Everyone is writing a lot, but only Kimi K3 shipped today Everyone say hi to Richard MacManus, our new Head of Editorial! The current debate about Open Weights is the kind that creates a lot of grandstanding on a topic, while they wait for a very small set of players that will actually decide how things go (in either direction); this is not very conducive for those of us trying to focus on high signal to noise. First, there was the open models letter signed b

发布时间：2026-07-28 14:20

抓取时间：2026-08-02 00:22

来源机构：swyx and Latent Space