Actus et Outils sur l’IA | Intelligence Artificielle

OpenAI annule Astra 6.1 et sort Sol, cinq fois moins cher

4 octobre 2026 at 10:00

OpenAI cancels Astra 6.1 and launches Sol at one fifth of the price

OpenAI cancels Astra 6.1 over the model's behavior in internal tests, then launches Sol at one fifth of the price. What is confirmed, what is reported, what it does not prove.

Bac à sable IA : la promesse qui a craqué trois fois

IA

24 septembre 2026 at 10:00

AI Sandbox: The Promise That Cracked Three Times

Google, OpenAI, and a Claude Opus 5-powered bug bounty each showed in 2026 that an AI sandbox meant to isolate a model from the real world doesn't always hold up.

Mistral AI lève 3 milliards d'euros, Samsung mène le tour

IA

16 septembre 2026 at 10:00

Mistral AI Raises €3 Billion, Samsung Leads the Round

Mistral AI raises €3 billion in a Series D, valued at more than €21 billion. Samsung Electronics leads the round.

Des agents IA ont piraté 395 organisations via PaperCut

IA

14 septembre 2026 at 08:00

AI Agents Hacked 395 Organizations Through PaperCut

Hundreds of AI agents hacked 395 organizations in 48 countries, including 31 in France, by exploiting two flaws in PaperCut software.

GPT-6 Astra et Fable 5.1 : deux modèles et le mot AGI

IA

11 septembre 2026 at 10:00

GPT-6 Astra and Fable 5.1: Two Models and the Word AGI

GPT-6 Astra launches three days after Claude Fable 5.1. Rollout, controversial cyber capabilities, and the word AGI let slip by Greg Brockman.

Le théorème de Fermat prouvé en 13 millions de lignes

IA

9 septembre 2026 at 08:00

Fermat’s Last Theorem Proved in 13 Million Lines

Anthropic formalized Andrew Wiles's proof of Fermat's Last Theorem in Lean: 13 million lines, verified line by line but never read by a human, in just eleven days.

Anthropic gagne contre le Pentagone, mais rien n'est fini

IA

2 septembre 2026 at 10:00

Judge Strikes Down Pentagon’s Anthropic Blacklist

A federal judge struck down the Pentagon's blacklisting of Anthropic, ruling it violated the First and Fifth Amendments after a contract dispute over AI use in weapons and surveillance.

Hugging Face avait dit non à Nvidia, qui rachèterait tout

IA

29 août 2026 at 10:00

Nvidia Reportedly in Talks to Buy Hugging Face for $12.9B

Nvidia has reportedly agreed to buy Hugging Face for $12.9 billion, per The Information. No contract is signed yet, and the deal could still fall through.

La puce Jalapeño d'OpenAI bat Nvidia, sous conditions

IA

28 août 2026 at 17:00

OpenAI’s Jalapeño Chip Beats Nvidia, With Caveats

OpenAI says its Jalapeño chip beats Nvidia's Blackwell by up to 1.9x per watt. But every number came from OpenAI, and the testers say so themselves.

NVIDIA Perplexity : ce que cache la stratégie des poids ouverts

IA

27 août 2026 at 17:00

NVIDIA Perplexity: Reported Talks at $30B Valuation

NVIDIA is reportedly in talks to invest in Perplexity at over $30 billion, alongside a confirmed $6 billion Poolside deal and NVIDIA's new Nemotron coalition of open-model labs.