{"id":536,"date":"2025-12-17T17:23:35","date_gmt":"2025-12-17T16:23:35","guid":{"rendered":"https:\/\/punchout-gateway.com\/oci-vs-cxml-differences-cas-dutilisation-et-explication-de-lintegration-punchout\/"},"modified":"2026-04-01T16:12:16","modified_gmt":"2026-04-01T14:12:16","slug":"oci-vs-cxml-differences-cas-dutilisation-et-explication-de-lintegration-punchout","status":"publish","type":"post","link":"https:\/\/punchout-gateway.com\/fr\/oci-vs-cxml-differences-cas-dutilisation-et-explication-de-lintegration-punchout\/","title":{"rendered":"OCI vs cXML : Diff\u00e9rences, cas d\u2019utilisation et explication de l\u2019int\u00e9gration PunchOut"},"content":{"rendered":"\n<p>OCI et cXML sont les deux standards les plus largement utilis\u00e9s pour les int\u00e9grations PunchOut dans l\u2019approvisionnement en entreprise.<\/p>\n\n<p>Tous deux permettent aux acheteurs d\u2019acc\u00e9der aux catalogues fournisseurs depuis les syst\u00e8mes d\u2019approvisionnement, mais ils diff\u00e8rent significativement en termes de structure, d\u2019\u00e9change de donn\u00e9es et d\u2019impl\u00e9mentation technique.<\/p>\n\n<p>Ce guide explique les diff\u00e9rences entre OCI et cXML, le fonctionnement de chaque standard et quand l\u2019un est pr\u00e9f\u00e9r\u00e9 \u00e0 l\u2019autre dans les int\u00e9grations PunchOut.<\/p>\n\n<h2 class=\"wp-block-heading\"><strong>Qu\u2019est-ce que l\u2019OCI (Open Catalog Interface) ?<\/strong><\/h2>\n\n<p><strong>OCI (Open Catalog Interface)<\/strong> est un standard PunchOut d\u00e9velopp\u00e9 \u00e0 l\u2019origine par SAP pour int\u00e9grer des catalogues fournisseurs externes aux syst\u00e8mes d\u2019approvisionnement bas\u00e9s sur SAP.<\/p>\n\n<p>OCI utilise une communication bas\u00e9e sur des URL et des param\u00e8tres transmis via des requ\u00eates HTTP pour \u00e9tablir une session PunchOut et transf\u00e9rer les donn\u00e9es du panier d\u2019achat vers le syst\u00e8me de l\u2019acheteur.<\/p>\n\n<p>OCI est couramment utilis\u00e9 dans :<\/p>\n\n<ul class=\"wp-block-list\">\n<li>SAP ECC<\/li>\n\n\n\n<li>SAP S\/4HANA<\/li>\n\n\n\n<li>Environnements SAP SRM<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\"><strong>Qu\u2019est-ce que le cXML (Commerce XML) ?<\/strong><\/h2>\n\n<p><strong>cXML (Commerce XML)<\/strong> est un standard bas\u00e9 sur XML d\u00e9velopp\u00e9 par Ariba et largement adopt\u00e9 par les plateformes d\u2019approvisionnement modernes.<\/p>\n\n<p>Dans une int\u00e9gration PunchOut cXML, des messages XML structur\u00e9s sont \u00e9chang\u00e9s entre le syst\u00e8me d\u2019approvisionnement et le catalogue fournisseur pour g\u00e9rer les sessions, l\u2019authentification et le transfert du panier.<\/p>\n\n<p>cXML est couramment utilis\u00e9 dans :<\/p>\n\n<ul class=\"wp-block-list\">\n<li>SAP Ariba<\/li>\n\n\n\n<li>Coupa<\/li>\n\n\n\n<li>Jaggaer<\/li>\n\n\n\n<li>Autres plateformes d\u2019approvisionnement bas\u00e9es sur le cloud<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\"><strong>OCI vs cXML : Diff\u00e9rences cl\u00e9s<\/strong><\/h2>\n\n<p>Bien que les deux standards prennent en charge les flux de travail PunchOut, ils diff\u00e8rent dans leur approche technique.<\/p>\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Caract\u00e9ristique<\/strong><\/th><th><strong>OCI<\/strong><\/th><th><strong>cXML<\/strong><\/th><\/tr><\/thead><tbody><tr><td>Origine<\/td><td>SAP<\/td><td>Ariba<\/td><\/tr><tr><td>Format de donn\u00e9es<\/td><td>Param\u00e8tres d\u2019URL<\/td><td>Messages XML<\/td><\/tr><tr><td>Gestion de session<\/td><td>Bas\u00e9e sur le client<\/td><td>Bas\u00e9e sur le serveur<\/td><\/tr><tr><td>Mod\u00e8le de s\u00e9curit\u00e9<\/td><td>Plus simple<\/td><td>Plus structur\u00e9<\/td><\/tr><tr><td>Extensibilit\u00e9<\/td><td>Limit\u00e9e<\/td><td>\u00c9lev\u00e9e<\/td><\/tr><tr><td>Plateformes typiques<\/td><td>SAP ECC \/ S4<\/td><td>Ariba, Coupa, Jaggaer<\/td><\/tr><\/tbody><\/table><\/figure>\n\n<p><\/p>\n\n<h2 class=\"wp-block-heading\"><strong>Flux PunchOut avec OCI<\/strong><\/h2>\n\n<p>Un processus PunchOut OCI typique fonctionne comme suit :<\/p>\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>L\u2019acheteur lance le catalogue fournisseur depuis le syst\u00e8me d\u2019approvisionnement<\/li>\n\n\n\n<li>Les param\u00e8tres OCI sont transmis via l\u2019URL<\/li>\n\n\n\n<li>Le catalogue fournisseur ouvre une session PunchOut<\/li>\n\n\n\n<li>L\u2019acheteur fait ses achats dans le catalogue<\/li>\n\n\n\n<li>Les donn\u00e9es du panier sont renvoy\u00e9es au syst\u00e8me d\u2019approvisionnement via les champs OCI<\/li>\n<\/ol>\n\n<p>OCI repose fortement sur la communication bas\u00e9e sur le navigateur et le mappage des param\u00e8tres.<\/p>\n\n<h2 class=\"wp-block-heading\"><strong>Flux PunchOut avec cXML<\/strong><\/h2>\n\n<p>Un processus PunchOut cXML suit un \u00e9change plus structur\u00e9 :<\/p>\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>Le syst\u00e8me d\u2019approvisionnement envoie une requ\u00eate cXML PunchOutSetupRequest<\/li>\n\n\n\n<li>Le syst\u00e8me fournisseur valide la requ\u00eate<\/li>\n\n\n\n<li>Une session s\u00e9curis\u00e9e est \u00e9tablie<\/li>\n\n\n\n<li>L\u2019acheteur fait ses achats dans le catalogue<\/li>\n\n\n\n<li>Le panier est renvoy\u00e9 \u00e0 l\u2019aide d\u2019un message cXML PunchOutOrderMessage<\/li>\n<\/ol>\n\n<p>Cette approche offre une validation plus robuste et une plus grande flexibilit\u00e9.<\/p>\n\n<h2 class=\"wp-block-heading\"><strong>Quand utiliser OCI<\/strong><\/h2>\n\n<p>OCI est g\u00e9n\u00e9ralement le bon choix lorsque :<\/p>\n\n<ul class=\"wp-block-list\">\n<li>L\u2019acheteur utilise des syst\u00e8mes d\u2019approvisionnement bas\u00e9s sur SAP<\/li>\n\n\n\n<li>Les exigences d\u2019int\u00e9gration sont relativement simples<\/li>\n\n\n\n<li>Des environnements SAP h\u00e9rit\u00e9s sont impliqu\u00e9s<\/li>\n\n\n\n<li>Le PunchOut bas\u00e9 sur URL est d\u00e9j\u00e0 pris en charge<\/li>\n<\/ul>\n\n<p>OCI reste largement utilis\u00e9 en raison de sa forte pr\u00e9sence dans les \u00e9cosyst\u00e8mes SAP.<\/p>\n\n<h2 class=\"wp-block-heading\"><strong>Quand utiliser cXML<\/strong><\/h2>\n\n<p>cXML est pr\u00e9f\u00e9r\u00e9 lorsque :<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Les acheteurs utilisent des plateformes d\u2019approvisionnement cloud modernes<\/li>\n\n\n\n<li>Des donn\u00e9es de panier complexes et une validation sont requises<\/li>\n\n\n\n<li>Plusieurs acheteurs ou syst\u00e8mes sont impliqu\u00e9s<\/li>\n\n\n\n<li>La s\u00e9curit\u00e9 et l\u2019extensibilit\u00e9 sont des priorit\u00e9s<\/li>\n<\/ul>\n\n<p>cXML est le standard dominant dans les environnements d\u2019entreprise multiplateformes.<\/p>\n\n<h2 class=\"wp-block-heading\"><strong>Prise en charge d\u2019OCI et de cXML<\/strong><\/h2>\n\n<p>De nombreux fournisseurs travaillent avec des acheteurs utilisant diff\u00e9rents syst\u00e8mes d\u2019approvisionnement.<\/p>\n\n<p>Dans ces cas :<\/p>\n\n<ul class=\"wp-block-list\">\n<li>La prise en charge d\u2019OCI et de cXML \u00e9vite les limitations d\u2019int\u00e9gration<\/li>\n\n\n\n<li>Un middleware ou une passerelle PunchOut peut normaliser les deux standards<\/li>\n\n\n\n<li>Les fournisseurs peuvent maintenir une seule plateforme e-commerce<\/li>\n<\/ul>\n\n<p>Cette approche r\u00e9duit l\u2019effort de maintenance et am\u00e9liore l\u2019\u00e9volutivit\u00e9.<\/p>\n\n<h2 class=\"wp-block-heading\"><strong>Foire aux questions sur OCI et cXML<\/strong><\/h2>\n\n<h3 class=\"wp-block-heading\"><strong>Le cXML remplace-t-il l\u2019OCI ?<\/strong><\/h3>\n\n<p>Non. OCI reste largement utilis\u00e9 dans les environnements SAP, tandis que cXML domine les plateformes d\u2019approvisionnement cloud. Les deux standards coexistent.  <\/p>\n\n<h3 class=\"wp-block-heading\"><strong>Le cXML est-il plus s\u00e9curis\u00e9 que l\u2019OCI ?<\/strong><\/h3>\n\n<p>cXML offre une validation et une messagerie plus structur\u00e9es, mais les deux peuvent \u00eatre impl\u00e9ment\u00e9s de mani\u00e8re s\u00e9curis\u00e9e s\u2019ils sont con\u00e7us correctement.<\/p>\n\n<h3 class=\"wp-block-heading\"><strong>Un seul catalogue peut-il prendre en charge OCI et cXML ?<\/strong><\/h3>\n\n<p>Oui. De nombreux fournisseurs utilisent une passerelle PunchOut ou une couche middleware pour prendre en charge les deux standards \u00e0 partir d\u2019un seul catalogue. <\/p>\n\n<h3 class=\"wp-block-heading\"><strong>Les fournisseurs choisissent-ils OCI ou cXML ?<\/strong><\/h3>\n\n<p>Le syst\u00e8me d\u2019approvisionnement de l\u2019acheteur d\u00e9termine g\u00e9n\u00e9ralement le standard qui doit \u00eatre pris en charge.<\/p>\n\n<h2 class=\"wp-block-heading\"><strong>Points cl\u00e9s \u00e0 retenir<\/strong><\/h2>\n\n<p>OCI et cXML sont tous deux des standards PunchOut essentiels, chacun adapt\u00e9 \u00e0 des \u00e9cosyst\u00e8mes d\u2019approvisionnement diff\u00e9rents.<\/p>\n\n<p>Comprendre leurs diff\u00e9rences aide les fournisseurs \u00e0 concevoir des int\u00e9grations \u00e9volutives et \u00e0 soutenir efficacement les acheteurs d\u2019entreprise.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>OCI et cXML sont les deux standards les plus largement utilis\u00e9s pour les int\u00e9grations PunchOut dans l\u2019approvisionnement en entreprise. Tous deux permettent aux acheteurs d\u2019acc\u00e9der aux catalogues fournisseurs depuis les syst\u00e8mes d\u2019approvisionnement, mais ils diff\u00e8rent significativement en termes de structure, d\u2019\u00e9change de donn\u00e9es et d\u2019impl\u00e9mentation technique. Ce guide explique les diff\u00e9rences entre OCI et cXML,&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[227],"tags":[209,220,195,217,229,228],"class_list":["post-536","post","type-post","status-publish","format-standard","hentry","category-standards-oci-cxml","tag-ariba-punchout","tag-cxml","tag-integration-de-lapprovisionnement","tag-oci","tag-punchout-sap","tag-standards-punchout"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>OCI vs cXML : Diff\u00e9rences, cas d\u2019utilisation et explication de l\u2019int\u00e9gration PunchOut - PunchOut Gateway<\/title>\n<meta name=\"description\" content=\"Comparez les standards PunchOut OCI et cXML, comprenez leurs diff\u00e9rences, leurs cas d\u2019utilisation et la mani\u00e8re dont ils sont employ\u00e9s dans les int\u00e9grations d\u2019approvisionnement en entreprise.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/punchout-gateway.com\/fr\/oci-vs-cxml-differences-cas-dutilisation-et-explication-de-lintegration-punchout\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"OCI vs cXML : Diff\u00e9rences, cas d\u2019utilisation et explication de l\u2019int\u00e9gration PunchOut - PunchOut Gateway\" \/>\n<meta property=\"og:description\" content=\"Comparez les standards PunchOut OCI et cXML, comprenez leurs diff\u00e9rences, leurs cas d\u2019utilisation et la mani\u00e8re dont ils sont employ\u00e9s dans les int\u00e9grations d\u2019approvisionnement en entreprise.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/punchout-gateway.com\/fr\/oci-vs-cxml-differences-cas-dutilisation-et-explication-de-lintegration-punchout\/\" \/>\n<meta property=\"og:site_name\" content=\"PunchOut Gateway\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/weblink.it\" \/>\n<meta property=\"article:published_time\" content=\"2025-12-17T16:23:35+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-01T14:12:16+00:00\" \/>\n<meta name=\"author\" content=\"Weblink Srl\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Weblink Srl\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/punchout-gateway.com\\\/fr\\\/oci-vs-cxml-differences-cas-dutilisation-et-explication-de-lintegration-punchout\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/punchout-gateway.com\\\/fr\\\/oci-vs-cxml-differences-cas-dutilisation-et-explication-de-lintegration-punchout\\\/\"},\"author\":{\"name\":\"Weblink Srl\",\"@id\":\"https:\\\/\\\/punchout-gateway.com\\\/fr\\\/#\\\/schema\\\/person\\\/cd80e97435c3d9547d28e6e797577d9f\"},\"headline\":\"OCI vs cXML : Diff\u00e9rences, cas d\u2019utilisation et explication de l\u2019int\u00e9gration PunchOut\",\"datePublished\":\"2025-12-17T16:23:35+00:00\",\"dateModified\":\"2026-04-01T14:12:16+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/punchout-gateway.com\\\/fr\\\/oci-vs-cxml-differences-cas-dutilisation-et-explication-de-lintegration-punchout\\\/\"},\"wordCount\":883,\"publisher\":{\"@id\":\"https:\\\/\\\/punchout-gateway.com\\\/fr\\\/#organization\"},\"keywords\":[\"Ariba PunchOut\",\"cxml\",\"int\u00e9gration de l\u2019approvisionnement\",\"oci\",\"punchout sap\",\"standards punchout\"],\"articleSection\":[\"Standards OCI &amp; 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