{"id":1276,"date":"2026-06-23T14:45:04","date_gmt":"2026-06-23T14:45:04","guid":{"rendered":"https:\/\/convly.ai\/?p=1276"},"modified":"2026-06-23T14:45:04","modified_gmt":"2026-06-23T14:45:04","slug":"claude-sonnet-4-6-vs-claude-haiku-4-5","status":"publish","type":"post","link":"https:\/\/convly.ai\/fr\/claude-sonnet-4-6-vs-claude-haiku-4-5\/","title":{"rendered":"Claude Sonnet 4.6 contre Claude Haiku 4.5 : sp\u00e9cifications, tarifs et choix (2026)"},"content":{"rendered":"<p><strong>Claude Sonnet 4.6<\/strong> contre <strong>Claude Haiku 4.5<\/strong> \u2014 Le niveau interm\u00e9diaire d'Anthropic compar\u00e9 \u00e0 son niveau compact et \u00e9conomique. Voici ci-dessous une comparaison d\u00e9taill\u00e9e : sp\u00e9cifications, tarifs d'API, fen\u00eatre de contexte, exigences mat\u00e9rielles locales, ainsi qu'une recommandation claire, fond\u00e9e sur des donn\u00e9es objectives, quant au mod\u00e8le \u00e0 privil\u00e9gier.<\/p>\n<div class=\"cmp\">\n  <table class=\"cmp-table\">\n    <thead><tr><th>Sp\u00e9cifications<\/th><th><a href=\"https:\/\/convly.ai\/fr\/model\/claude-sonnet-4-6\/\">Claude Sonnet 4.6<\/a><\/th><th><a href=\"https:\/\/convly.ai\/fr\/model\/claude-haiku-4-5\/\">Claude Haiku 4.5<\/a><\/th><\/tr><\/thead>\n    <tbody>\n          <tr><td class=\"cmp-spec\">D\u00e9veloppeur<\/td><td class=\"\">Anthropic<\/td><td class=\"\">Anthropic<\/td><\/tr>\n          <tr><td class=\"cmp-spec\">Type<\/td><td class=\"\">LLM<\/td><td class=\"\">LLM<\/td><\/tr>\n          <tr><td class=\"cmp-spec\">Param\u00e8tres<\/td><td class=\"\">Non divulgu\u00e9<\/td><td class=\"\">Non divulgu\u00e9<\/td><\/tr>\n          <tr><td class=\"cmp-spec\">Fen\u00eatre de contexte<\/td><td class=\"cmp-win\">1 million<\/td><td class=\"\">200 000<\/td><\/tr>\n          <tr><td class=\"cmp-spec\">Modalit\u00e9<\/td><td class=\"\">Texte, vision \u2192 texte<\/td><td class=\"\">Texte, vision \u2192 texte<\/td><\/tr>\n          <tr><td class=\"cmp-spec\">Licence<\/td><td class=\"\">Propri\u00e9taire<\/td><td class=\"\">Propri\u00e9taire<\/td><\/tr>\n          <tr><td class=\"cmp-spec\">Poids ouverts<\/td><td class=\"\">\u274c Non<\/td><td class=\"\">\u274c Non<\/td><\/tr>\n          <tr><td class=\"cmp-spec\">Prix d'entr\u00e9e ($\/1 million)<\/td><td class=\"\">$3.00<\/td><td class=\"cmp-win\">$1.00<\/td><\/tr>\n          <tr><td class=\"cmp-spec\">Prix de sortie ($\/1 million)<\/td><td class=\"\">$15.00<\/td><td class=\"\">$5.00<\/td><\/tr>\n          <tr><td class=\"cmp-spec\">VRAM (4 bits)<\/td><td class=\"\">\u2014<\/td><td class=\"\">\u2014<\/td><\/tr>\n          <tr><td class=\"cmp-spec\">GPU minimal requis (en local)<\/td><td class=\"\">\u2014<\/td><td class=\"\">\u2014<\/td><\/tr>\n          <tr><td class=\"cmp-spec\">Date de sortie<\/td><td class=\"\">2025<\/td><td class=\"\">2025<\/td><\/tr>\n        <\/tbody>\n  <\/table>\n\n    <div class=\"cmp-verdict\">\n    <h3>Principales diff\u00e9rences<\/h3>\n    <ul><li><strong>Co\u00fbt :<\/strong> Claude Haiku 4.5 est <strong>200 % moins cher<\/strong> que Claude Sonnet 4.6 sur une base de co\u00fbt par jeton pond\u00e9r\u00e9.<\/li><li><strong>Contexte :<\/strong> Claude Sonnet 4.6 se distingue par sa fen\u00eatre de contexte plus \u00e9tendue (1 million contre 200 000) \u2014 id\u00e9al pour les documents longs, les grands projets logiciels et les entr\u00e9es volumineuses dans les syst\u00e8mes RAG.<\/li><li><strong>Ouverture :<\/strong> les deux mod\u00e8les sont propri\u00e9taires et accessibles uniquement via API \u2014 aucune option d'auto-h\u00e9bergement n'est disponible pour l'un ou l'autre.<\/li><\/ul>\n  <\/div>\n\n    <div class=\"cmp-rec\">\n    <h3>Lequel choisir ?<\/h3>\n    <p><strong>Choisissez Claude Sonnet 4.6<\/strong> si vous avez besoin d'une fen\u00eatre de contexte plus grande.<\/p>\n    <p><strong>Choisissez Claude Haiku 4.5<\/strong> si vous souhaitez un co\u00fbt par jeton plus faible pour des charges de travail \u00e0 fort volume.<\/p>\n    <p class=\"cmp-tools\">\u2192 Estimez vos co\u00fbts r\u00e9els avec le <a href=\"\/fr\/ai-api-cost-calculator\/\">Calculateur de co\u00fbt d\u2019API<\/a> \u00b7 v\u00e9rifiez la compatibilit\u00e9 de votre mat\u00e9riel local avec le <a href=\"\/fr\/llm-vram-calculator\/\">Calculateur de VRAM<\/a> \u00b7 parcourez l'ensemble des <a href=\"\/fr\/models\/\">30+ mod\u00e8les<\/a>.<\/p>\n  <\/div>\n<\/div>\n\n<p>Toutes les sp\u00e9cifications et les prix sont r\u00e9cup\u00e9r\u00e9s en temps r\u00e9el depuis notre <a href=\"\/fr\/models\/\">Base de donn\u00e9es de mod\u00e8les d'IA<\/a> et r\u00e9guli\u00e8rement mis \u00e0 jour. Comparez l'un ou l'autre de ces mod\u00e8les avec d'autres, ou estimez votre d\u00e9pense mensuelle gr\u00e2ce aux calculateurs gratuits ci-dessus.<\/p>","protected":false},"excerpt":{"rendered":"<p>Claude Sonnet 4.6 vs Claude Haiku 4.5 compared: specs, API pricing, context window, VRAM and a clear verdict on which model to choose in 2026.<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[246],"tags":[395,810,793],"class_list":["post-1276","post","type-post","status-publish","format-standard","hentry","category-ai-comparisons","tag-ai-model-comparison","tag-claude-haiku-4-5","tag-claude-sonnet-4-6"],"_links":{"self":[{"href":"https:\/\/convly.ai\/fr\/wp-json\/wp\/v2\/posts\/1276","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/convly.ai\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/convly.ai\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/convly.ai\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/convly.ai\/fr\/wp-json\/wp\/v2\/comments?post=1276"}],"version-history":[{"count":0,"href":"https:\/\/convly.ai\/fr\/wp-json\/wp\/v2\/posts\/1276\/revisions"}],"wp:attachment":[{"href":"https:\/\/convly.ai\/fr\/wp-json\/wp\/v2\/media?parent=1276"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/convly.ai\/fr\/wp-json\/wp\/v2\/categories?post=1276"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/convly.ai\/fr\/wp-json\/wp\/v2\/tags?post=1276"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}