{"id":233623,"date":"2025-07-27T19:35:49","date_gmt":"2025-07-27T17:35:49","guid":{"rendered":"https:\/\/www.aivancity.ai\/blog\/?p=233623"},"modified":"2025-07-27T19:35:50","modified_gmt":"2025-07-27T17:35:50","slug":"qwen3-le-modele-dalibaba-qui-defie-openai-et-deepseek-en-mathematiques-et-en-codage","status":"publish","type":"post","link":"https:\/\/aivancity.ai\/blog\/qwen3-le-modele-dalibaba-qui-defie-openai-et-deepseek-en-mathematiques-et-en-codage\/","title":{"rendered":"Qwen3 : le mod\u00e8le d\u2019Alibaba qui d\u00e9fie OpenAI et DeepSeek en math\u00e9matiques et en codage"},"content":{"rendered":"\n<h2 class=\"wp-block-heading has-text-color has-link-color wp-elements-9ff91ebf86065aafcd94ab267233e439\" style=\"color:#986e13\">Une nouvelle g\u00e9n\u00e9ration de mod\u00e8les chinois s\u2019impose sur le terrain du raisonnement<\/h2>\n\n\n\n<p class=\"text-justify\">Alors que les grands mod\u00e8les de langage sont domin\u00e9s par les \u00c9tats-Unis, la Chine renforce progressivement sa position sur le terrain de l\u2019intelligence artificielle de haut niveau. Avec Qwen3, Alibaba ambitionne de proposer un mod\u00e8le comp\u00e9titif dans les domaines strat\u00e9giques du raisonnement math\u00e9matique et de la g\u00e9n\u00e9ration de code. L\u2019enjeu n\u2019est pas seulement technologique, il est aussi symbolique. Dans un contexte international de plus en plus polaris\u00e9, la capacit\u00e9 \u00e0 produire des mod\u00e8les performants et fiables devient un indicateur de souverainet\u00e9 num\u00e9rique.<\/p>\n\n\n\n<p class=\"text-justify\">Selon le dernier rapport de Hugging Face, les contributions chinoises repr\u00e9sentent d\u00e9sormais 29 % des nouveaux mod\u00e8les publi\u00e9s sur la plateforme<sup><a href=\"#ref1\">1<\/a><\/sup>. Qwen3 s\u2019inscrit dans cette dynamique ascendante, en visant explicitement les performances de GPT-4, Claude 3 et DeepSeek sur les t\u00e2ches de type STEM (science, technologie, ing\u00e9nierie, math\u00e9matiques).<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-text-color has-link-color wp-elements-e7e97602e93456725d8036386306becb\" style=\"color:#986e13\">Qwen3 : un saut qualitatif en math\u00e9matiques et en codage<\/h2>\n\n\n\n<p>La famille Qwen3 se d\u00e9cline en plusieurs variantes :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Qwen3-7B<\/strong>, mod\u00e8le compact adapt\u00e9 \u00e0 l\u2019inf\u00e9rence locale<\/li>\n\n\n\n<li><strong>Qwen3-72B<\/strong>, grand mod\u00e8le dense<\/li>\n\n\n\n<li><strong>Qwen3-MoE<\/strong>, architecture Mixture of Experts, plus \u00e9conome en calcul<\/li>\n<\/ul>\n\n\n\n<p class=\"text-justify\">En avril 2025, Alibaba a annonc\u00e9 que Qwen3-72B surpassait GPT-4 sur certains benchmarks de math\u00e9matiques avanc\u00e9es, notamment MATH et GSM8K, tout en atteignant <strong>plus de 81 % de r\u00e9ussite sur HumanEval<\/strong>, un standard de g\u00e9n\u00e9ration de code Python<sup><a href=\"#ref2\">2<\/a><\/sup>.<\/p>\n\n\n\n<p class=\"text-justify\">Le mod\u00e8le repose sur un pr\u00e9-entra\u00eenement massif multilingue, enrichi de jeux de donn\u00e9es math\u00e9matiques structur\u00e9s (proofwiki, arXiv, MathQA) et de millions d\u2019exemples de code. Un alignement renforc\u00e9 a \u00e9t\u00e9 op\u00e9r\u00e9 via des techniques de reinforcement learning from human feedback (RLHF), focalis\u00e9es sur la rigueur logique et la lisibilit\u00e9 du code g\u00e9n\u00e9r\u00e9.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-text-color has-link-color wp-elements-8e7d3874f4fc0b5f7fb092e01f32c4b5\" style=\"color:#986e13\">Comparer pour comprendre : o\u00f9 se situe Qwen3 face aux leaders ?<\/h2>\n\n\n\n<p>Voici un tableau comparatif des scores atteints par Qwen3 et ses concurrents sur des benchmarks de r\u00e9f\u00e9rence :<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>Mod\u00e8le<\/strong><\/td><td><strong>GSM8K (raisonnement math\u00e9matique)<\/strong><\/td><td><strong>MATH (probl\u00e8mes formels)<\/strong><\/td><td><strong>HumanEval (code Python)<\/strong><\/td><td><strong>MBPP (programmation simple)<\/strong><\/td><td><strong>Licence<\/strong><\/td><\/tr><\/thead><tbody><tr><td><strong>Qwen3-72B<\/strong><\/td><td>89,6 %<\/td><td>54,1 %<\/td><td>81,2 %<\/td><td>71,5 %<\/td><td>Apache 2.0<\/td><\/tr><tr><td>GPT-4<\/td><td>~92 %<\/td><td>~50 %<\/td><td>~88 %<\/td><td>~77 %<\/td><td>Propri\u00e9taire<\/td><\/tr><tr><td>DeepSeek Coder<\/td><td>88,8 %<\/td><td>N\/A<\/td><td>84,1 %<\/td><td>75,3 %<\/td><td>MIT<\/td><\/tr><tr><td>Claude 3 Opus<\/td><td>89,3 %<\/td><td>~47 %<\/td><td>~83 %<\/td><td>~72 %<\/td><td>Propri\u00e9taire<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><em>Sources combin\u00e9es : rapports techniques publi\u00e9s, tests ind\u00e9pendants reproductibles (avril \u00e0 juillet 2025)<\/em><\/p>\n\n\n\n<p class=\"text-justify\">Ce tableau montre que Qwen3 rivalise s\u00e9rieusement avec les meilleurs mod\u00e8les du march\u00e9, tout en \u00e9tant publi\u00e9 sous une licence ouverte. Il se distingue notamment par ses performances sur les math\u00e9matiques formelles, un domaine historiquement difficile pour les LLM.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-text-color has-link-color wp-elements-5c49a8874571f20c1752e9ae0950dcbc\" style=\"color:#986e13\">Pourquoi les capacit\u00e9s en raisonnement et en code comptent aujourd\u2019hui<\/h2>\n\n\n\n<p>Les comp\u00e9tences logiques et algorithmiques d\u2019un mod\u00e8le ne sont pas anecdotiques. Elles conditionnent sa capacit\u00e9 \u00e0 :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>structurer une r\u00e9ponse \u00e9tape par \u00e9tape<\/strong><\/li>\n\n\n\n<li><strong>g\u00e9rer des d\u00e9pendances complexes dans des cha\u00eenes de raisonnement<\/strong><\/li>\n\n\n\n<li><strong>g\u00e9n\u00e9rer du code ex\u00e9cutable, optimis\u00e9 et compr\u00e9hensible<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"text-justify\">Ces capacit\u00e9s sont d\u00e9sormais recherch\u00e9es dans plusieurs secteurs : \u00e9ducation scientifique, assistance \u00e0 la recherche, prototypage logiciel, automatisation de t\u00e2ches techniques. En 2025, pr\u00e8s de 44 % des d\u00e9veloppeurs interrog\u00e9s par Stack Overflow d\u00e9claraient utiliser une IA pour tester ou \u00e9crire du code au quotidien<sup><a href=\"#ref3\">3<\/a><\/sup>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-text-color has-link-color wp-elements-90ef50edd418a348be7a54a004178fb5\" style=\"color:#986e13\">Limites, flou m\u00e9thodologique et questions ouvertes<\/h2>\n\n\n\n<p>Malgr\u00e9 son ouverture relative, Qwen3 pr\u00e9sente certaines zones grises :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>absence de d\u00e9tail sur les corpus exacts utilis\u00e9s<\/strong>, notamment en code propri\u00e9taire<\/li>\n\n\n\n<li><strong>documentation limit\u00e9e pour la reproductibilit\u00e9 compl\u00e8te<\/strong> des r\u00e9sultats<\/li>\n\n\n\n<li><strong>\u00e9valuations parfois effectu\u00e9es en interne<\/strong>, sans tiers v\u00e9rificateur<\/li>\n<\/ul>\n\n\n\n<p class=\"text-justify\">Par ailleurs, l\u2019architecture Mixture of Experts peut introduire des variations non d\u00e9terministes dans les r\u00e9sultats, rendant plus difficile l\u2019\u00e9valuation stable du mod\u00e8le.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-text-color has-link-color wp-elements-835593788bf52e5b7bf0e6e645efb155\" style=\"color:#986e13\">Mod\u00e8les puissants, responsabilit\u00e9s renforc\u00e9es : les enjeux \u00e9thiques de Qwen3<\/h2>\n\n\n\n<p>Plus un mod\u00e8le devient performant, plus les questions li\u00e9es \u00e0 son usage deviennent sensibles :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"text-justify\"><strong>en \u00e9ducation<\/strong>, peut-il favoriser la triche automatis\u00e9e, ou au contraire renforcer l\u2019apprentissage ?<\/li>\n\n\n\n<li class=\"text-justify\"><strong>en cybers\u00e9curit\u00e9<\/strong>, peut-il g\u00e9n\u00e9rer du code potentiellement dangereux ou contournant des syst\u00e8mes ?<\/li>\n\n\n\n<li class=\"text-justify\"><strong>en propri\u00e9t\u00e9 intellectuelle<\/strong>, comment v\u00e9rifier qu\u2019il ne reproduit pas du code prot\u00e9g\u00e9 vu dans son entra\u00eenement ?<\/li>\n\n\n\n<li class=\"text-justify\"><strong>dans les milieux sensibles<\/strong>, comme la finance, la m\u00e9decine ou la justice, quels garde-fous encadrent la g\u00e9n\u00e9ration automatique d\u2019algorithmes ?<\/li>\n<\/ul>\n\n\n\n<p class=\"text-justify\">La puissance d\u2019un mod\u00e8le en math\u00e9matiques ou en programmation soul\u00e8ve ainsi la question d\u2019une gouvernance technique et \u00e9thique sp\u00e9cifique, encore insuffisamment anticip\u00e9e dans les r\u00e9gulations en cours.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-text-color has-link-color wp-elements-108d8d0f388ac90647bc747e76bbcd52\" style=\"color:#986e13\">Un acteur chinois qui bouscule l\u2019\u00e9cosyst\u00e8me mondial ?<\/h2>\n\n\n\n<p class=\"text-justify\">En publiant Qwen3 sous licence Apache, tout en obtenant des performances comparables aux leaders ferm\u00e9s, Alibaba pose un jalon strat\u00e9gique. Le mod\u00e8le montre qu\u2019il est possible de combiner ouverture, puissance et sp\u00e9cialisation, dans un domaine tr\u00e8s exigeant.<\/p>\n\n\n\n<p class=\"text-justify\">Cela renforce l\u2019id\u00e9e d\u2019un monde IA multipolaire, o\u00f9 des mod\u00e8les chinois, am\u00e9ricains et europ\u00e9ens coexisteront, chacun avec ses choix d\u2019architecture, de licence et d\u2019usage. Mais pour que cette diversit\u00e9 soit b\u00e9n\u00e9fique, elle devra s\u2019accompagner d\u2019un effort collectif en mati\u00e8re d\u2019interop\u00e9rabilit\u00e9, de documentation et de transparence scientifique.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-text-color has-link-color wp-elements-51059293d6ca7238da826f4e8690abe2\" style=\"color:#0064c6\">Pour aller plus loin&nbsp;<\/h2>\n\n\n\n<p class=\"text-justify\">D\u00e9couvrez \u00e9galement sur notre blog <a href=\"https:\/\/www.aivancity.ai\/blog\/open-source-en-force-deepseek-r1-0528-veut-rivaliser-avec-les-intelligences-artificielles-les-plus-avancees\/\"><strong>DeepSeek R1\u20110528 : le mod\u00e8le open source qui rivalise avec les IA avanc\u00e9es<\/strong><\/a>, un article qui examine comment DeepSeek se positionne face aux g\u00e9ants de l\u2019IA ouverte.<\/p>\n\n\n\n<h3 class=\"wp-block-heading has-text-color has-link-color wp-elements-19fdafd4a8441eb61b5d0fa20a78a13b\" style=\"color:#5a5e83\">R\u00e9f\u00e9rences<\/h3>\n\n\n\n<p id=\"ref1\" style=\"text-align:justify;\">1. Hugging Face. (2025). The Open LLM Ecosystem Report Q2.  <br> <a href=\"https:\/\/huggingface.co\/\">https:\/\/huggingface.co\/<\/a>\n<\/p>\n\n\n\n<p id=\"ref2\" style=\"text-align:justify;\">2. Alibaba DAMO Academy. (2025). Qwen3 Technical Report.  <br> \n<a href=\"https:\/\/modelscope.cn\/\" target=\"_blank\">https:\/\/modelscope.cn\/<\/a>\n<\/p>\n\n\n\n<p id=\"ref3\" style=\"text-align:justify;\">3. Stack Overflow Developer Survey. (2025). How Developers Use AI Tools.  <br> \n<a href=\"https:\/\/stackoverflow.blog\/\" target=\"_blank\">https:\/\/stackoverflow.blog\/<\/a>\n<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Alors que les grands mod\u00e8les de langage sont domin\u00e9s par les \u00c9tats-Unis, la Chine renforce progressivement sa position sur le terrain de l\u2019intelligence artificielle de haut niveau. Avec Qwen3, Alibaba ambitionne de proposer un mod\u00e8le comp\u00e9titif dans les domaines strat\u00e9giques du raisonnement math\u00e9matique et de la g\u00e9n\u00e9ration de code. <\/p>\n","protected":false},"author":2,"featured_media":233624,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"content-type":"","footnotes":""},"categories":[44,38],"tags":[59],"class_list":{"0":"post-233623","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-avancees-technologiques-en-ia","8":"category-ia-generatives","9":"tag-parlonsia"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Qwen3 : le mod\u00e8le d\u2019Alibaba qui d\u00e9fie OpenAI et DeepSeek en math\u00e9matiques et en codage - aivancity blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.aivancity.ai\/blog\/qwen3-le-modele-dalibaba-qui-defie-openai-et-deepseek-en-mathematiques-et-en-codage\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Qwen3 : le mod\u00e8le d\u2019Alibaba qui d\u00e9fie OpenAI et DeepSeek en math\u00e9matiques et en codage - aivancity blog\" \/>\n<meta property=\"og:description\" content=\"Alors que les grands mod\u00e8les de langage sont domin\u00e9s par les \u00c9tats-Unis, la Chine renforce progressivement sa position sur le terrain de l\u2019intelligence artificielle de haut niveau. 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