{"id":35358,"date":"2025-09-03T16:19:45","date_gmt":"2025-09-03T14:19:45","guid":{"rendered":"https:\/\/ggba.swiss\/switzerland-launches-apertus-a-fully-open-multilingual-large-language-model\/"},"modified":"2025-09-03T16:21:59","modified_gmt":"2025-09-03T14:21:59","slug":"la-suisse-lance-apertus-un-modele-de-langage-multilingue-entierement-ouvert","status":"publish","type":"post","link":"https:\/\/ggba.swiss\/fr\/la-suisse-lance-apertus-un-modele-de-langage-multilingue-entierement-ouvert\/","title":{"rendered":"La Suisse lance Apertus, un mod\u00e8le de langage multilingue enti\u00e8rement ouvert"},"content":{"rendered":"\n<p>La Suisse a d\u00e9voil\u00e9 Apertus, un nouveau mod\u00e8le de langage multilingue de grande envergure (LLM) d\u00e9velopp\u00e9 par l\u2019<a href=\"https:\/\/www.epfl.ch\/\">EPFL<\/a>, l\u2019<a href=\"https:\/\/ethz.ch\/de.fr.html\">ETH Zurich<\/a> et le Centre suisse de calcul scientifique (<a href=\"https:\/\/www.cscs.ch\/\">CSCS<\/a>). Entra\u00een\u00e9 sur le supercalculateur Alps \u00e0 Lugano, ce mod\u00e8le marque une \u00e9tape importante pour une IA g\u00e9n\u00e9rative transparente, souveraine et inclusive en Europe.<\/p>\n\n\n\n<p>Cette publication fait suite \u00e0 <a href=\"https:\/\/ggba.swiss\/fr\/la-suisse-va-lancer-un-llm-open-source-entraine-sur-son-supercalculateur-national\/\">l\u2019annonce de juillet<\/a>, lorsque les institutions avaient pr\u00e9sent\u00e9 leur projet de cr\u00e9er un LLM enti\u00e8rement ouvert. D\u00e9sormais disponible, Apertus est propos\u00e9 en deux tailles, 8 milliards et 70 milliards de param\u00e8tres, et couvre plus de 1\u2019000 langues. Environ 40%a des donn\u00e9es d\u2019entra\u00eenement sont non anglophones, ce qui renforce ses performances multilingues, y compris dans des langues sous-repr\u00e9sent\u00e9es telles que le suisse allemand et le romanche.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Transparence et accessibilit\u00e9 par conception<\/h4>\n\n\n\n<p>Contrairement aux syst\u00e8mes propri\u00e9taires, Apertus offre une ouverture compl\u00e8te&nbsp;: architecture, donn\u00e9es d\u2019entra\u00eenement, poids du mod\u00e8le et documentation sont tous accessibles publiquement. Le mod\u00e8le peut \u00eatre t\u00e9l\u00e9charg\u00e9 sur Hugging Face ou utilis\u00e9 via Swisscom, qui le d\u00e9ploie sur sa plateforme souveraine Swiss AI. Les usages \u00e0 la fois scientifiques et commerciaux sont autoris\u00e9s gr\u00e2ce \u00e0 une licence open source permissive.<\/p>\n\n\n\n<p>\u00ab Cette publication fournit une feuille de route sur la mani\u00e8re de d\u00e9velopper une IA digne de confiance et souveraine \u00bb, a d\u00e9clar\u00e9 Martin Jaggi, professeur de machine learning \u00e0 l\u2019EPFL et membre du comit\u00e9 directeur de la <a href=\"https:\/\/www.swiss-ai.org\/\">Swiss AI Initiative<\/a>. Les chercheurs soulignent que la reproductibilit\u00e9 compl\u00e8te et la conformit\u00e9 aux r\u00e9glementations suisses et europ\u00e9ennes \u00e9taient des principes cl\u00e9s de sa conception, avec des donn\u00e9es filtr\u00e9es pour respecter la qualit\u00e9 et les standards \u00e9thiques.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Un moteur d\u2019innovation et de collaboration<\/h4>\n\n\n\n<p>Le lancement d\u2019Apertus co\u00efncide avec les prochains hackathons des <a href=\"https:\/\/www.startupticker.ch\/en\/news\/swiss-ai-weeks-launch-across-24-cities\">Swiss {ai} Weeks<\/a>, o\u00f9 les d\u00e9veloppeurs pourront tester et exp\u00e9rimenter le mod\u00e8le. \u00ab Apertus n\u2019est pas simplement un transfert de la recherche vers le produit, mais un moteur d\u2019innovation pour la soci\u00e9t\u00e9 et l\u2019industrie \u00bb, a expliqu\u00e9 Thomas Schulthess, directeur du CSCS.<\/p>\n\n\n\n<p>Les futures versions devraient \u00e9largir la famille Apertus, am\u00e9liorer son efficacit\u00e9 et ajouter des capacit\u00e9s sp\u00e9cifiques \u00e0 des domaines tels que le droit, la sant\u00e9, le climat et l\u2019\u00e9ducation, consolidant ainsi le r\u00f4le de la Suisse dans une IA ouverte au service du bien commun.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>L\u2019EPFL, l\u2019ETH Zurich et le CSCS ont lanc\u00e9 Apertus, le premier mod\u00e8le de langage open source \u00e0 grande \u00e9chelle de Suisse, con\u00e7u pour la transparence, la reproductibilit\u00e9 et le multilinguisme.<\/p>\n","protected":false},"author":6,"featured_media":35355,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"mc4wp_mailchimp_campaign":[],"footnotes":""},"categories":[845],"tags":[1179,1152,1162,1157],"class_list":["post-35358","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tech","tag-artificial-intelligence-fr-2","tag-digital-transformation-fr","tag-education-en-fr","tag-software-fr-2"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>La Suisse lance Apertus, un mod\u00e8le LLM enti\u00e8rement ouvert<\/title>\n<meta name=\"description\" content=\"L\u2019EPFL, l\u2019ETH Zurich et le CSCS ont lanc\u00e9 Apertus, le premier mod\u00e8le de langage open source \u00e0 grande \u00e9chelle de Suisse.\" \/>\n<meta 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