Mistral says that on the Artificial Analysis Cyber Index Large 4 ranks among the top five models globally; this is Mistral's own account of the result. Quote: "it ranks among the top five models globally and leads open-weight models developed outside China by a wide margin."

The exact words it rests on

On the Artificial Analysis Cyber Index, an independent evaluation of how well AI models find and fix security flaws in real software, it ranks among the top five models globally and leads open-weight models developed outside China by a wide margin.

What the source said when we opened it, on 7 Oct 2026.

The source

Mistral Large 4
Mistral AI · 2026-10-06

Open the sourcearchived copy

Checked

Checked by the notis newsroom on 7 Oct 2026, against the source above.

In the story

Mistral releases Large 4, a 1-trillion-parameter model, in public preview 7 Oct 2026