{"id":2846,"date":"2026-06-04T12:18:54","date_gmt":"2026-06-04T12:18:54","guid":{"rendered":"https:\/\/swissdaily.ch\/modeles-dia-microsoft\/"},"modified":"2026-06-04T12:18:54","modified_gmt":"2026-06-04T12:18:54","slug":"modeles-dia-microsoft","status":"publish","type":"post","link":"https:\/\/swissdaily.ch\/de\/modeles-dia-microsoft\/","title":{"rendered":"Microsoft lance ses propres mod\u00e8les d&rsquo;IA pour concurrencer OpenAI et Anthropic"},"content":{"rendered":"<h2>Microsoft r\u00e9duit sa d\u00e9pendance aux fournisseurs d&rsquo;IA avec une famille de sept mod\u00e8les maison<\/h2>\n<\/p>\n<p>Lors de sa conf\u00e9rence annuelle <strong>Build<\/strong> \u00e0 San Francisco, <strong>Microsoft<\/strong> a pr\u00e9sent\u00e9 une famille de sept mod\u00e8les d&rsquo;intelligence artificielle d\u00e9velopp\u00e9s en interne, signalant une volont\u00e9 claire de s&rsquo;affranchir de sa d\u00e9pendance \u00e0 l&rsquo;\u00e9gard d&rsquo;OpenAI et d&rsquo;Anthropic \u2014 deux soci\u00e9t\u00e9s dans lesquelles le groupe a engag\u00e9 des milliards de dollars. Cette strat\u00e9gie intervient pr\u00e9cis\u00e9ment alors que ces deux partenaires se pr\u00e9parent \u00e0 des introductions en Bourse d&rsquo;envergure historique.<\/p>\n<\/p>\n<p><strong>Mustafa Suleyman<\/strong>, directeur g\u00e9n\u00e9ral de Microsoft AI, a affirm\u00e9 que les mod\u00e8les maison de l&rsquo;entreprise surpassent <strong>GPT-5.5<\/strong> d&rsquo;OpenAI en termes de qualit\u00e9 apr\u00e8s ajustement pour le cabinet McKinsey, tout en visant un co\u00fbt dix fois inf\u00e9rieur, sur la base de donn\u00e9es tarifaires publiques extrapol\u00e9es \u00e0 l&rsquo;ensemble des tailles de mod\u00e8les.<\/p>\n<\/p>\n<p>\u00ab&nbsp;Nous pensons que le moment est venu pour chaque entreprise de passer du simple usage d&rsquo;un mod\u00e8le de pointe \u00e0 une participation pleine et enti\u00e8re \u00e0 la fronti\u00e8re&nbsp;\u00bb, a d\u00e9clar\u00e9 le directeur g\u00e9n\u00e9ral <strong>Satya Nadella<\/strong> lors de la conf\u00e9rence.<\/p>\n<\/p>\n<h2>MAI-Thinking-1 : un mod\u00e8le de raisonnement entra\u00een\u00e9 depuis z\u00e9ro<\/h2>\n<\/p>\n<p>La pi\u00e8ce ma\u00eetresse de ces annonces est <strong>MAI-Thinking-1<\/strong>, premier mod\u00e8le de raisonnement de Microsoft, entra\u00een\u00e9 int\u00e9gralement sur des donn\u00e9es propri\u00e9taires et sous licence commerciale, sans distillation \u00e0 partir de syst\u00e8mes tiers.<\/p>\n<\/p>\n<p>Ce mod\u00e8le de taille interm\u00e9diaire dispose de <strong>35 milliards de param\u00e8tres actifs<\/strong> et d&rsquo;une fen\u00eatre de contexte de <strong>256 000 tokens<\/strong>. Il est con\u00e7u pour traiter des instructions complexes en plusieurs \u00e9tapes, le raisonnement sur de longs contextes et la g\u00e9n\u00e9ration de code.<\/p>\n<\/p>\n<p>Selon Microsoft, lors d&rsquo;\u00e9valuations en aveugle conduites par <strong>Surge<\/strong> \u2014 son partenaire ind\u00e9pendant charg\u00e9 des notations humaines \u2014 MAI-Thinking-1 a \u00e9t\u00e9 pr\u00e9f\u00e9r\u00e9 \u00e0 <strong>Claude Sonnet 4.6<\/strong> d&rsquo;Anthropic, et rivalise avec <strong>Claude Opus 4.6<\/strong> sur les tests de r\u00e9f\u00e9rence en programmation.<\/p>\n<\/p>\n<p>Microsoft a \u00e9galement lanc\u00e9 <strong>MAI-Code-1-Flash<\/strong>, un mod\u00e8le de programmation convertissant des descriptions textuelles en code source, d\u00e9j\u00e0 d\u00e9ploy\u00e9 dans <strong>GitHub Copilot<\/strong> et <strong>Visual Studio Code<\/strong>.<\/p>\n<\/p>\n<h3>Un levier \u00e9conomique via Azure<\/h3>\n<\/p>\n<p>En ex\u00e9cutant ses propres mod\u00e8les sur l&rsquo;infrastructure <strong>Azure<\/strong>, Microsoft peut s&rsquo;affranchir des redevances vers\u00e9es \u00e0 des fournisseurs tiers et r\u00e9percuter ces \u00e9conomies sur les d\u00e9veloppeurs. Cette logique de d\u00e9sinterm\u00e9diation constitue un argument commercial direct face \u00e0 la concurrence.<\/p>\n<\/p>\n<h2>Informatique quantique : la puce Majorana 2 multiplie la fiabilit\u00e9 par mille<\/h2>\n<\/p>\n<p>Microsoft a \u00e9galement annonc\u00e9 \u00e0 Build que sa puce quantique <strong>Majorana 2<\/strong> est mille fois plus fiable que sa pr\u00e9d\u00e9cesseure \u2014 une avanc\u00e9e que le groupe estime le rapprocher d&rsquo;un ordinateur quantique commercialement viable.<\/p>\n<\/p>\n<p>Les qubits de la nouvelle puce restent stables en moyenne <strong>20 secondes<\/strong>, contre quelques millisecondes sur la version initiale. L&rsquo;entreprise compare cette progression au passage d&rsquo;un t\u00e9l\u00e9phone \u00e0 recharger quotidiennement \u00e0 un appareil fonctionnant plusieurs ann\u00e9es sans interruption.<\/p>\n<\/p>\n<p>\u00ab&nbsp;Nous disposerons en 2029 d&rsquo;une machine quantique capable de r\u00e9soudre des probl\u00e8mes raisonnables, commercialement viables&nbsp;\u00bb, a d\u00e9clar\u00e9 <strong>Zulfi Alam<\/strong>, vice-pr\u00e9sident corporate de Microsoft Quantum. La puce ne compte toutefois que <strong>12 qubits<\/strong> \u00e0 ce stade, alors qu&rsquo;une machine r\u00e9ellement op\u00e9rationnelle en n\u00e9cessiterait des millions.<\/p>\n<\/p>\n<p>L&rsquo;approche repose sur les <strong>qubits topologiques<\/strong>, fond\u00e9s sur les propri\u00e9t\u00e9s d&rsquo;une quasi-particule th\u00e9oris\u00e9e dans les ann\u00e9es 1930 par le physicien italien <strong>Ettore Majorana<\/strong>. Le parcours n&rsquo;a pas \u00e9t\u00e9 sans accroc : Microsoft avait d\u00fb retirer en 2018 un article publi\u00e9 dans <em>Nature<\/em> affirmant apporter la preuve de cette particule. La puce de seconde g\u00e9n\u00e9ration am\u00e9liore la premi\u00e8re, notamment en substituant le plomb \u00e0 l&rsquo;aluminium comme supraconducteur. Ces travaux n&rsquo;ont pas encore \u00e9t\u00e9 soumis \u00e0 l&rsquo;\u00e9valuation par les pairs.<\/p>\n<\/p>\n<h2>IPO record en vue : OpenAI et Anthropic s&rsquo;appr\u00eatent \u00e0 entrer en Bourse<\/h2>\n<\/p>\n<p>La strat\u00e9gie d&rsquo;autonomisation de Microsoft intervient dans un contexte financier particuli\u00e8rement significatif. <strong>Anthropic<\/strong> a d\u00e9pos\u00e9 confidentiellement, le 1er juin, un dossier en vue d&rsquo;une introduction en Bourse, quelques jours seulement apr\u00e8s avoir lev\u00e9 <strong>65 milliards de dollars<\/strong> (59 milliards d&rsquo;euros) dans un tour de table de s\u00e9rie H valorisant la soci\u00e9t\u00e9 \u00e0 <strong>965 milliards de dollars<\/strong> (877 milliards d&rsquo;euros). <strong>OpenAI<\/strong> pr\u00e9pare \u00e9galement son propre d\u00e9p\u00f4t confidentiel.<\/p>\n<\/p>\n<p>Microsoft s&rsquo;est engag\u00e9 \u00e0 hauteur de <strong>13 milliards de dollars<\/strong> (11,8 milliards d&rsquo;euros) aupr\u00e8s d&rsquo;OpenAI et a investi jusqu&rsquo;\u00e0 <strong>5 milliards de dollars<\/strong> (4,5 milliards d&rsquo;euros) dans Anthropic, tout en proposant les mod\u00e8les des deux soci\u00e9t\u00e9s via Azure.<\/p>\n<\/p>\n<p>Le d\u00e9veloppement de mod\u00e8les propri\u00e9taires comp\u00e9titifs r\u00e9duit m\u00e9caniquement l&rsquo;exposition financi\u00e8re de Microsoft \u00e0 ces partenaires, tout en consolidant la valeur ajout\u00e9e de sa plateforme cloud \u00e0 l&rsquo;approche de ces cotations.<\/p>","protected":false},"excerpt":{"rendered":"<p>Microsoft r\u00e9duit sa d\u00e9pendance aux fournisseurs d&rsquo;IA avec une famille de sept mod\u00e8les maison Lors de sa conf\u00e9rence annuelle Build \u00e0 San Francisco, Microsoft a pr\u00e9sent\u00e9 une famille de sept mod\u00e8les d&rsquo;intelligence artificielle d\u00e9velopp\u00e9s en interne, signalant une volont\u00e9 claire de s&rsquo;affranchir de sa d\u00e9pendance \u00e0 l&rsquo;\u00e9gard d&rsquo;OpenAI et d&rsquo;Anthropic \u2014 deux soci\u00e9t\u00e9s dans lesquelles [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":2845,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11,7],"tags":[],"class_list":["post-2846","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites","category-culture"],"blocksy_meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Microsoft lance ses mod\u00e8les d&#039;IA pour d\u00e9fier OpenAI<\/title>\n<meta name=\"description\" content=\"Microsoft pr\u00e9sente sept mod\u00e8les d&#039;IA maison \u00e0 sa conf\u00e9rence Build, r\u00e9duisant sa d\u00e9pendance \u00e0 OpenAI et Anthropic avec des performances sup\u00e9rieures.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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