{"id":99,"date":"2023-11-14T01:08:30","date_gmt":"2023-11-14T00:08:30","guid":{"rendered":"https:\/\/ksefapi.pl\/?page_id=99"},"modified":"2024-03-09T12:01:46","modified_gmt":"2024-03-09T11:01:46","slug":"api-ksef-features-tools-integration","status":"publish","type":"page","link":"https:\/\/ksefapi.pl\/en\/api-ksef-features-tools-integration\/","title":{"rendered":"API KSeF Features, Tools and Integration"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/ksefapi.pl\/en\/api-ksef-features-tools-integration\/#KSeF_API_functions_and_features\" >KSeF API functions and features<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/ksefapi.pl\/en\/api-ksef-features-tools-integration\/#Available_tools\" >Available tools<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/ksefapi.pl\/en\/api-ksef-features-tools-integration\/#Integration_methods\" >Integration methods<\/a><\/li><\/ul><\/nav><\/div>\n<h1 class=\"wp-block-heading has-text-align-center has-text-color\"><span class=\"ez-toc-section\" id=\"KSeF_API_functions_and_features\"><\/span><span class=\"HwtZe\" jsaction=\"mouseup:Sxi9L,BR6jm; mousedown:qjlr0e\" jsname=\"jqKxS\" lang=\"en\"><span jsaction=\"agoMJf:PFBcW;MZfLnc:P7O7bd;nt4Alf:pvnm0e,pfE8Hb,PFBcW;B01qod:dJXsye;H1e5u:iXtTIf;lYIUJf:hij5Wb;bmeZHc:iURhpf;Oxj3Xe:qAKMYb,yaf12d\" jsname=\"txFAF\" class=\"jCAhz ChMk0b\" jscontroller=\"Gn4SMb\"><span class=\"ryNqvb\" jsaction=\"click:E6Tfl,GFf3ac,tMZCfe; contextmenu:Nqw7Te,QP7LD; mouseout:Nqw7Te; mouseover:E6Tfl,c2aHje\" jsname=\"W297wb\">KSeF API functions and features<\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p><span class=\"HwtZe\" jsaction=\"mouseup:Sxi9L,BR6jm; mousedown:qjlr0e\" jsname=\"jqKxS\" lang=\"en\"><span jsaction=\"agoMJf:PFBcW;MZfLnc:P7O7bd;nt4Alf:pvnm0e,pfE8Hb,PFBcW;B01qod:dJXsye;H1e5u:iXtTIf;lYIUJf:hij5Wb;bmeZHc:iURhpf;Oxj3Xe:qAKMYb,yaf12d\" jsname=\"txFAF\" class=\"jCAhz ChMk0b\" jscontroller=\"Gn4SMb\"><span class=\"ryNqvb\" jsaction=\"click:E6Tfl,GFf3ac,tMZCfe; contextmenu:Nqw7Te,QP7LD; mouseout:Nqw7Te; mouseover:E6Tfl,c2aHje\" jsname=\"W297wb\">List of currently available and future functionalities<\/span><\/span><\/span>:<\/p>\n<ul>\n<li><span class=\"HwtZe\" jsaction=\"mouseup:Sxi9L,BR6jm; mousedown:qjlr0e\" jsname=\"jqKxS\" lang=\"en\"><span jsaction=\"agoMJf:PFBcW;MZfLnc:P7O7bd;nt4Alf:pvnm0e,pfE8Hb,PFBcW;B01qod:dJXsye;H1e5u:iXtTIf;lYIUJf:hij5Wb;bmeZHc:iURhpf;Oxj3Xe:qAKMYb,yaf12d\" jsname=\"txFAF\" class=\"jCAhz ChMk0b\" jscontroller=\"Gn4SMb\"><span class=\"ryNqvb\" jsaction=\"click:E6Tfl,GFf3ac,tMZCfe; contextmenu:Nqw7Te,QP7LD; mouseout:Nqw7Te; mouseover:E6Tfl,c2aHje\" jsname=\"W297wb\">Sending and receiving e-Invoices and UPO from the KSeF system<\/span><\/span><span jsaction=\"agoMJf:PFBcW;MZfLnc:P7O7bd;nt4Alf:pvnm0e,pfE8Hb,PFBcW;B01qod:dJXsye;H1e5u:iXtTIf;lYIUJf:hij5Wb;bmeZHc:iURhpf;Oxj3Xe:qAKMYb,yaf12d\" jsname=\"txFAF\" class=\"jCAhz\" jscontroller=\"Gn4SMb\"><span class=\"ryNqvb\" jsaction=\"click:E6Tfl,GFf3ac,tMZCfe; contextmenu:Nqw7Te,QP7LD; mouseout:Nqw7Te; mouseover:E6Tfl,c2aHje\" jsname=\"W297wb\"> <\/span><\/span><\/span><\/li>\n<li><span class=\"HwtZe\" jsaction=\"mouseup:Sxi9L,BR6jm; mousedown:qjlr0e\" jsname=\"jqKxS\" lang=\"en\"><span jsaction=\"agoMJf:PFBcW;MZfLnc:P7O7bd;nt4Alf:pvnm0e,pfE8Hb,PFBcW;B01qod:dJXsye;H1e5u:iXtTIf;lYIUJf:hij5Wb;bmeZHc:iURhpf;Oxj3Xe:qAKMYb,yaf12d\" jsname=\"txFAF\" class=\"jCAhz ChMk0b\" jscontroller=\"Gn4SMb\"><span class=\"ryNqvb\" jsaction=\"click:E6Tfl,GFf3ac,tMZCfe; contextmenu:Nqw7Te,QP7LD; mouseout:Nqw7Te; mouseover:E6Tfl,c2aHje\" jsname=\"W297wb\">Generating e-Invoices in XML form<\/span><\/span><span jsaction=\"agoMJf:PFBcW;MZfLnc:P7O7bd;nt4Alf:pvnm0e,pfE8Hb,PFBcW;B01qod:dJXsye;H1e5u:iXtTIf;lYIUJf:hij5Wb;bmeZHc:iURhpf;Oxj3Xe:qAKMYb,yaf12d\" jsname=\"txFAF\" class=\"jCAhz\" jscontroller=\"Gn4SMb\"><span class=\"ryNqvb\" jsaction=\"click:E6Tfl,GFf3ac,tMZCfe; contextmenu:Nqw7Te,QP7LD; mouseout:Nqw7Te; mouseover:E6Tfl,c2aHje\" jsname=\"W297wb\"> <\/span><\/span><span jsaction=\"agoMJf:PFBcW;MZfLnc:P7O7bd;nt4Alf:pvnm0e,pfE8Hb,PFBcW;B01qod:dJXsye;H1e5u:iXtTIf;lYIUJf:hij5Wb;bmeZHc:iURhpf;Oxj3Xe:qAKMYb,yaf12d\" jsname=\"txFAF\" class=\"jCAhz ChMk0b\" jscontroller=\"Gn4SMb\"><span class=\"ryNqvb\" jsaction=\"click:E6Tfl,GFf3ac,tMZCfe; contextmenu:Nqw7Te,QP7LD; mouseout:Nqw7Te; mouseover:E6Tfl,c2aHje\" jsname=\"W297wb\">Generating a preview (visualization) of e-Invoices (PDF or HTML)<\/span><\/span><span jsaction=\"agoMJf:PFBcW;MZfLnc:P7O7bd;nt4Alf:pvnm0e,pfE8Hb,PFBcW;B01qod:dJXsye;H1e5u:iXtTIf;lYIUJf:hij5Wb;bmeZHc:iURhpf;Oxj3Xe:qAKMYb,yaf12d\" jsname=\"txFAF\" class=\"jCAhz\" jscontroller=\"Gn4SMb\"><span class=\"ryNqvb\" jsaction=\"click:E6Tfl,GFf3ac,tMZCfe; contextmenu:Nqw7Te,QP7LD; mouseout:Nqw7Te; mouseover:E6Tfl,c2aHje\" jsname=\"W297wb\"> <\/span><\/span><\/span><\/li>\n<li><span class=\"HwtZe\" jsaction=\"mouseup:Sxi9L,BR6jm; mousedown:qjlr0e\" jsname=\"jqKxS\" lang=\"en\"><span jsaction=\"agoMJf:PFBcW;MZfLnc:P7O7bd;nt4Alf:pvnm0e,pfE8Hb,PFBcW;B01qod:dJXsye;H1e5u:iXtTIf;lYIUJf:hij5Wb;bmeZHc:iURhpf;Oxj3Xe:qAKMYb,yaf12d\" jsname=\"txFAF\" class=\"jCAhz ChMk0b\" jscontroller=\"Gn4SMb\"><span class=\"ryNqvb\" jsaction=\"click:E6Tfl,GFf3ac,tMZCfe; contextmenu:Nqw7Te,QP7LD; mouseout:Nqw7Te; mouseover:E6Tfl,c2aHje\" jsname=\"W297wb\">Batch e-Invoice sending support (coming soon)<\/span><\/span><span jsaction=\"agoMJf:PFBcW;MZfLnc:P7O7bd;nt4Alf:pvnm0e,pfE8Hb,PFBcW;B01qod:dJXsye;H1e5u:iXtTIf;lYIUJf:hij5Wb;bmeZHc:iURhpf;Oxj3Xe:qAKMYb,yaf12d\" jsname=\"txFAF\" class=\"jCAhz\" jscontroller=\"Gn4SMb\"><span class=\"ryNqvb\" jsaction=\"click:E6Tfl,GFf3ac,tMZCfe; contextmenu:Nqw7Te,QP7LD; mouseout:Nqw7Te; mouseover:E6Tfl,c2aHje\" jsname=\"W297wb\"> <\/span><\/span><\/span><\/li>\n<li><span class=\"HwtZe\" jsaction=\"mouseup:Sxi9L,BR6jm; mousedown:qjlr0e\" jsname=\"jqKxS\" lang=\"en\"><span jsaction=\"agoMJf:PFBcW;MZfLnc:P7O7bd;nt4Alf:pvnm0e,pfE8Hb,PFBcW;B01qod:dJXsye;H1e5u:iXtTIf;lYIUJf:hij5Wb;bmeZHc:iURhpf;Oxj3Xe:qAKMYb,yaf12d\" jsname=\"txFAF\" class=\"jCAhz ChMk0b\" jscontroller=\"Gn4SMb\"><span class=\"ryNqvb\" jsaction=\"click:E6Tfl,GFf3ac,tMZCfe; contextmenu:Nqw7Te,QP7LD; mouseout:Nqw7Te; mouseover:E6Tfl,c2aHje\" jsname=\"W297wb\">Notifications on receipt of a new cost e-invoice (coming soon)<\/span><\/span><\/span><\/li>\n<\/ul>\n<h1 class=\"wp-block-heading has-text-align-center has-text-color\"><span class=\"ez-toc-section\" id=\"Available_tools\"><\/span><span class=\"HwtZe\" jsaction=\"mouseup:Sxi9L,BR6jm; mousedown:qjlr0e\" jsname=\"jqKxS\" lang=\"en\"><span jsaction=\"agoMJf:PFBcW;MZfLnc:P7O7bd;nt4Alf:pvnm0e,pfE8Hb,PFBcW;B01qod:dJXsye;H1e5u:iXtTIf;lYIUJf:hij5Wb;bmeZHc:iURhpf;Oxj3Xe:qAKMYb,yaf12d\" jsname=\"txFAF\" class=\"jCAhz ChMk0b\" jscontroller=\"Gn4SMb\"><span class=\"ryNqvb\" jsaction=\"click:E6Tfl,GFf3ac,tMZCfe; contextmenu:Nqw7Te,QP7LD; mouseout:Nqw7Te; mouseover:E6Tfl,c2aHje\" jsname=\"W297wb\">Available tools<\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p><span class=\"HwtZe\" jsaction=\"mouseup:Sxi9L,BR6jm; mousedown:qjlr0e\" jsname=\"jqKxS\" lang=\"en\"><span jsaction=\"agoMJf:PFBcW;MZfLnc:P7O7bd;nt4Alf:pvnm0e,pfE8Hb,PFBcW;B01qod:dJXsye;H1e5u:iXtTIf;lYIUJf:hij5Wb;bmeZHc:iURhpf;Oxj3Xe:qAKMYb,yaf12d\" jsname=\"txFAF\" class=\"jCAhz ChMk0b\" jscontroller=\"Gn4SMb\"><span class=\"ryNqvb\" jsaction=\"click:E6Tfl,GFf3ac,tMZCfe; contextmenu:Nqw7Te,QP7LD; mouseout:Nqw7Te; mouseover:E6Tfl,c2aHje\" jsname=\"W297wb\">Currently available and future tools<\/span><\/span><\/span>:<\/p>\n<ul>\n<li>Direct call to the REST API<\/li>\n<li>Programming libraries in the following languages: JAVA, C#, PHP (more available soon)<\/li>\n<li>Mobile application and available via the website (coming soon)<\/li>\n<li>Desktop application (coming soon)<\/li>\n<\/ul>\n<h1 class=\"wp-block-heading has-text-align-center has-text-color\"><span class=\"ez-toc-section\" id=\"Integration_methods\"><\/span><span class=\"HwtZe\" jsaction=\"mouseup:Sxi9L,BR6jm; mousedown:qjlr0e\" jsname=\"jqKxS\" lang=\"en\"><span jsaction=\"agoMJf:PFBcW;MZfLnc:P7O7bd;nt4Alf:pvnm0e,pfE8Hb,PFBcW;B01qod:dJXsye;H1e5u:iXtTIf;lYIUJf:hij5Wb;bmeZHc:iURhpf;Oxj3Xe:qAKMYb,yaf12d\" jsname=\"txFAF\" class=\"jCAhz ChMk0b\" jscontroller=\"Gn4SMb\"><span class=\"ryNqvb\" jsaction=\"click:E6Tfl,GFf3ac,tMZCfe; contextmenu:Nqw7Te,QP7LD; mouseout:Nqw7Te; mouseover:E6Tfl,c2aHje\" jsname=\"W297wb\">Integration methods<\/span><\/span><\/span><span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p><span class=\"HwtZe\" jsaction=\"mouseup:Sxi9L,BR6jm; mousedown:qjlr0e\" jsname=\"jqKxS\" lang=\"en\"><span jsaction=\"agoMJf:PFBcW;MZfLnc:P7O7bd;nt4Alf:pvnm0e,pfE8Hb,PFBcW;B01qod:dJXsye;H1e5u:iXtTIf;lYIUJf:hij5Wb;bmeZHc:iURhpf;Oxj3Xe:qAKMYb,yaf12d\" jsname=\"txFAF\" class=\"jCAhz ChMk0b\" jscontroller=\"Gn4SMb\"><span class=\"ryNqvb\" jsaction=\"click:E6Tfl,GFf3ac,tMZCfe; contextmenu:Nqw7Te,QP7LD; mouseout:Nqw7Te; mouseover:E6Tfl,c2aHje\" jsname=\"W297wb\">Depending on your needs, you can use our tools to communicate directly from your system (On-premises) or via our architecture (SaaS), which ensures the highest level of availability.<\/span><\/span><\/span><\/p>\n<h5>Interested? Maybe you have additional questions? Please contact us!<\/h5>","protected":false},"excerpt":{"rendered":"<p>KSeF API functions and features List of currently available and future functionalities: Sending and receiving e-Invoices and UPO from the KSeF system Generating e-Invoices in XML form Generating a preview (visualization) of e-Invoices (PDF or HTML) Batch e-Invoice sending support (coming soon) Notifications on receipt of a new cost e-invoice [\u2026]<\/p>","protected":false},"author":2,"featured_media":37,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.8 - aioseo.com -->\n\t<meta name=\"description\" content=\"KSeF invoices - API functions and features. Tools (REST API, dev libraries, app) and integration with KSeF system.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/ksefapi.pl\/en\/api-ksef-features-tools-integration\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.8\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_GB\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Faktury KSeF | KSeF API - API dla Krajowego Systemu e-Faktur\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"API KSeF Features, Tools and Integration - Faktury KSeF | KSeF API\" \/>\n\t\t<meta property=\"og:description\" content=\"KSeF invoices - API functions and features. Tools (REST API, dev libraries, app) and integration with KSeF system.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/ksefapi.pl\/en\/api-ksef-features-tools-integration\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/ksefapi.pl\/wp-content\/uploads\/2024\/01\/logo-no-background_mini.png\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/ksefapi.pl\/wp-content\/uploads\/2024\/01\/logo-no-background_mini.png\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2023-11-14T00:08:30+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-03-09T11:01:46+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"API KSeF Features, Tools and Integration - Faktury KSeF | KSeF API\" \/>\n\t\t<meta name=\"twitter:description\" content=\"KSeF invoices - API functions and features. Tools (REST API, dev libraries, app) and integration with KSeF system.\" \/>\n\t\t<meta name=\"twitter:image\" content=\"https:\/\/ksefapi.pl\/wp-content\/uploads\/2024\/01\/logo-no-background_mini.png\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/ksefapi.pl\\\/en\\\/api-ksef-features-tools-integration\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/ksefapi.pl\\\/en#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/ksefapi.pl\\\/en\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/ksefapi.pl\\\/en\\\/api-ksef-features-tools-integration\\\/#listItem\",\"name\":\"API KSeF Features, Tools and Integration\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/ksefapi.pl\\\/en\\\/api-ksef-features-tools-integration\\\/#listItem\",\"position\":2,\"name\":\"API KSeF Features, Tools and Integration\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/ksefapi.pl\\\/en#listItem\",\"name\":\"Home\"}}]},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/ksefapi.pl\\\/en\\\/#organization\",\"name\":\"Faktury KSeF\",\"description\":\"API dla Krajowego Systemu e-Faktur\",\"url\":\"https:\\\/\\\/ksefapi.pl\\\/en\\\/\",\"telephone\":\"+48222199199\",\"logo\":{\"@type\":\"ImageObject\",\"url\":\"https:\\\/\\\/ksefapi.pl\\\/wp-content\\\/uploads\\\/2023\\\/09\\\/cropped-logo-no-background_mini.png\",\"@id\":\"https:\\\/\\\/ksefapi.pl\\\/en\\\/api-ksef-features-tools-integration\\\/#organizationLogo\",\"width\":93,\"height\":62},\"image\":{\"@id\":\"https:\\\/\\\/ksefapi.pl\\\/en\\\/api-ksef-features-tools-integration\\\/#organizationLogo\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/ksefapi.pl\\\/en\\\/api-ksef-features-tools-integration\\\/#webpage\",\"url\":\"https:\\\/\\\/ksefapi.pl\\\/en\\\/api-ksef-features-tools-integration\\\/\",\"name\":\"API KSeF Features, Tools and Integration - Faktury KSeF | KSeF API\",\"description\":\"KSeF invoices - API functions and features. Tools (REST API, dev libraries, app) and integration with KSeF system.\",\"inLanguage\":\"en-GB\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/ksefapi.pl\\\/en\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/ksefapi.pl\\\/en\\\/api-ksef-features-tools-integration\\\/#breadcrumblist\"},\"image\":{\"@type\":\"ImageObject\",\"url\":\"https:\\\/\\\/ksefapi.pl\\\/wp-content\\\/uploads\\\/2023\\\/09\\\/AdobeStock_415878149_mini.jpg\",\"@id\":\"https:\\\/\\\/ksefapi.pl\\\/en\\\/api-ksef-features-tools-integration\\\/#mainImage\",\"width\":1152,\"height\":694},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/ksefapi.pl\\\/en\\\/api-ksef-features-tools-integration\\\/#mainImage\"},\"datePublished\":\"2023-11-14T01:08:30+01:00\",\"dateModified\":\"2024-03-09T12:01:46+01:00\"},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/ksefapi.pl\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/ksefapi.pl\\\/en\\\/\",\"name\":\"Faktury KSeF\",\"description\":\"API dla Krajowego Systemu e-Faktur\",\"inLanguage\":\"en-GB\",\"publisher\":{\"@id\":\"https:\\\/\\\/ksefapi.pl\\\/en\\\/#organization\"}}]}\n\t\t<\/script>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"API KSeF Features, Tools and Integration - Faktury KSeF | KSeF API","description":"KSeF invoices - API functions and features. Tools (REST API, dev libraries, app) and integration with KSeF system.","canonical_url":"https:\/\/ksefapi.pl\/en\/api-ksef-features-tools-integration\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BreadcrumbList","@id":"https:\/\/ksefapi.pl\/en\/api-ksef-features-tools-integration\/#breadcrumblist","itemListElement":[{"@type":"ListItem","@id":"https:\/\/ksefapi.pl\/en#listItem","position":1,"name":"Home","item":"https:\/\/ksefapi.pl\/en","nextItem":{"@type":"ListItem","@id":"https:\/\/ksefapi.pl\/en\/api-ksef-features-tools-integration\/#listItem","name":"API KSeF Features, Tools and Integration"}},{"@type":"ListItem","@id":"https:\/\/ksefapi.pl\/en\/api-ksef-features-tools-integration\/#listItem","position":2,"name":"API KSeF Features, Tools and Integration","previousItem":{"@type":"ListItem","@id":"https:\/\/ksefapi.pl\/en#listItem","name":"Home"}}]},{"@type":"Organization","@id":"https:\/\/ksefapi.pl\/en\/#organization","name":"Faktury KSeF","description":"API dla Krajowego Systemu e-Faktur","url":"https:\/\/ksefapi.pl\/en\/","telephone":"+48222199199","logo":{"@type":"ImageObject","url":"https:\/\/ksefapi.pl\/wp-content\/uploads\/2023\/09\/cropped-logo-no-background_mini.png","@id":"https:\/\/ksefapi.pl\/en\/api-ksef-features-tools-integration\/#organizationLogo","width":93,"height":62},"image":{"@id":"https:\/\/ksefapi.pl\/en\/api-ksef-features-tools-integration\/#organizationLogo"}},{"@type":"WebPage","@id":"https:\/\/ksefapi.pl\/en\/api-ksef-features-tools-integration\/#webpage","url":"https:\/\/ksefapi.pl\/en\/api-ksef-features-tools-integration\/","name":"API KSeF Features, Tools and Integration - Faktury KSeF | KSeF API","description":"KSeF invoices - API functions and features. Tools (REST API, dev libraries, app) and integration with KSeF system.","inLanguage":"en-GB","isPartOf":{"@id":"https:\/\/ksefapi.pl\/en\/#website"},"breadcrumb":{"@id":"https:\/\/ksefapi.pl\/en\/api-ksef-features-tools-integration\/#breadcrumblist"},"image":{"@type":"ImageObject","url":"https:\/\/ksefapi.pl\/wp-content\/uploads\/2023\/09\/AdobeStock_415878149_mini.jpg","@id":"https:\/\/ksefapi.pl\/en\/api-ksef-features-tools-integration\/#mainImage","width":1152,"height":694},"primaryImageOfPage":{"@id":"https:\/\/ksefapi.pl\/en\/api-ksef-features-tools-integration\/#mainImage"},"datePublished":"2023-11-14T01:08:30+01:00","dateModified":"2024-03-09T12:01:46+01:00"},{"@type":"WebSite","@id":"https:\/\/ksefapi.pl\/en\/#website","url":"https:\/\/ksefapi.pl\/en\/","name":"Faktury KSeF","description":"API dla Krajowego Systemu e-Faktur","inLanguage":"en-GB","publisher":{"@id":"https:\/\/ksefapi.pl\/en\/#organization"}}]},"og:locale":"en_GB","og:site_name":"Faktury KSeF | KSeF API - API dla Krajowego Systemu e-Faktur","og:type":"article","og:title":"API KSeF Features, Tools and Integration - Faktury KSeF | KSeF API","og:description":"KSeF invoices - API functions and features. Tools (REST API, dev libraries, app) and integration with KSeF system.","og:url":"https:\/\/ksefapi.pl\/en\/api-ksef-features-tools-integration\/","og:image":"https:\/\/ksefapi.pl\/wp-content\/uploads\/2024\/01\/logo-no-background_mini.png","og:image:secure_url":"https:\/\/ksefapi.pl\/wp-content\/uploads\/2024\/01\/logo-no-background_mini.png","article:published_time":"2023-11-14T00:08:30+00:00","article:modified_time":"2024-03-09T11:01:46+00:00","twitter:card":"summary_large_image","twitter:title":"API KSeF Features, Tools and Integration - Faktury KSeF | KSeF API","twitter:description":"KSeF invoices - API functions and features. Tools (REST API, dev libraries, app) and integration with KSeF system.","twitter:image":"https:\/\/ksefapi.pl\/wp-content\/uploads\/2024\/01\/logo-no-background_mini.png"},"aioseo_meta_data":{"post_id":"99","title":null,"description":"KSeF invoices - API functions and features. Tools (REST API, dev libraries, app) and integration with KSeF system.","keywords":[],"keyphrases":{"focus":{"keyphrase":"ksef","score":88,"analysis":{"keyphraseInTitle":{"score":9,"maxScore":9,"error":0},"keyphraseInDescription":{"score":9,"maxScore":9,"error":0},"keyphraseLength":{"score":9,"maxScore":9,"error":0,"length":1},"keyphraseInURL":{"score":5,"maxScore":5,"error":0},"keyphraseInIntroduction":{"score":3,"maxScore":9,"error":1},"keyphraseInSubHeadings":[],"keyphraseInImageAlt":[],"keywordDensity":{"type":"best","score":9,"maxScore":9,"error":0}}},"additional":[]},"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":"","og_custom_url":null,"og_article_section":null,"og_article_tags":[],"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"WebPage","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":"-1","robots_max_videopreview":"-1","robots_max_imagepreview":"large","priority":null,"frequency":"default","local_seo":null,"breadcrumb_settings":null,"limit_modified_date":false,"ai":null,"created":"2023-11-14 00:55:05","updated":"2025-10-24 20:47:29","seo_analyzer_scan_date":null},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/ksefapi.pl\/en\" title=\"Home\">Home<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tAPI KSeF Features, Tools and Integration\n\t\t<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/ksefapi.pl\/en"},{"label":"API KSeF Features, Tools and Integration","link":"https:\/\/ksefapi.pl\/en\/api-ksef-features-tools-integration\/"}],"_links":{"self":[{"href":"https:\/\/ksefapi.pl\/en\/wp-json\/wp\/v2\/pages\/99"}],"collection":[{"href":"https:\/\/ksefapi.pl\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/ksefapi.pl\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/ksefapi.pl\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ksefapi.pl\/en\/wp-json\/wp\/v2\/comments?post=99"}],"version-history":[{"count":4,"href":"https:\/\/ksefapi.pl\/en\/wp-json\/wp\/v2\/pages\/99\/revisions"}],"predecessor-version":[{"id":444,"href":"https:\/\/ksefapi.pl\/en\/wp-json\/wp\/v2\/pages\/99\/revisions\/444"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ksefapi.pl\/en\/wp-json\/wp\/v2\/media\/37"}],"wp:attachment":[{"href":"https:\/\/ksefapi.pl\/en\/wp-json\/wp\/v2\/media?parent=99"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}