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The Signal

Everything that matters in AI, with our take.

Updated through the day. Every headline links straight to the source. The two lines underneath are ours.

Latent SpaceArticle

[AINews] Death of Params: Z.ai CEO Jie Tang on GLM 5.3 and the new Post-training Scaling Law

Worth reading if you track Chinese frontier labs, since Z.ai has been shipping competitive open models fast and the post-training scaling argument matters for anyone deciding where to spend compute. The real signal is that lab leadership is now doing its own PR on X rather than through press, which changes how fast claims propagate and how skeptically you should read them.