{"id":69514,"date":"2025-08-26T15:24:01","date_gmt":"2025-08-26T20:24:01","guid":{"rendered":"https:\/\/www.shipstation.com\/?page_id=69514"},"modified":"2025-08-27T14:37:31","modified_gmt":"2025-08-27T19:37:31","slug":"documentation","status":"publish","type":"page","link":"https:\/\/www.shipstation.com\/documentation\/","title":{"rendered":"API Documentation"},"content":{"rendered":"<section class=\"block block-hero padding-top--md padding-bottom--md  \"><div class=\"background--none background--full border--none content--full\">\n\n<div class=\"hero-block relative\">\n\t<div class=\"container\">\n\t\t<div class=\"hero items-start\">\n\t\t\t<div class=\"  hero-content hero-text-only\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<h1 class=\"xl\">API Documentation<\/h1>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"lead max-w-[64rem]\"><p>Build faster, smarter workflows with our robust APIs\u2014designed to connect your end-to-end\u00a0 shipping process, from order to doorstep.<\/p>\n<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\n\t\t\t<\/div>\n\n\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\t\n\t<\/div>\n<\/div>\n<\/div><\/section>\n\n<section class=\"block block-text-image padding-top--md padding-bottom--none  \"><div class=\"background--green-light background--full border--none content--full\">\n\n<div class=\"text-image-block\">\n\t<div class=\"container\">\n\t\t<div class=\"columns flex-col-reverse\">\n\t\t\t<div class=\"column-content col-span-6 \">\n\t\t\t\t<div class=\"acf-innerblocks-container\">\n<section class=\"block block-feature-text padding-top--none padding-bottom--none  \"><div class=\"background--none background--full border--none content--full\">\n<div id=\"feature-text-block-block_d4290c54814a2aec58e3ffd6ac923654\" class=\"feature-text-block pb-6\">\n\t<div class=\"container\">\n\t\t<div class=\"content content-align-left\">\n\t\t\t\t\t\t\t\t\t\t<h2>ShipStation API<\/h2>\n\t\t\t\t\t\t\t\t<div class=\"text-lg max-w-[68rem]\"><p>High-performing, standalone API that allows you to integrate once to access 200+ carriers, automate fulfillment, manage returns, and grow with confidence.<\/p>\n<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"btn-group\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.shipengine.com\/docs\/\" target=\"\" class=\"btn\">Documentation<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/shipengine.github.io\/shipengine-openapi\/\" target=\"\" class=\"btn outline\">Full API Reference<\/a>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"text-sm max-w-[68rem]\">View Endicia API (Legacy) <a href=\"https:\/\/www.endicia.com\/developer\/docs\/els.html#endicia-label-server-api\">Documentation<\/a><\/div>\n\t\t\t\t\t<\/div>\n\n\t\t<div class=\"acf-innerblocks-container\"><\/div>\n\t<\/div>\n<\/div>\n<\/div><\/section>\n<\/div>\n\t\t\t<\/div>\t\n\t\t\t<div class=\"column-media col-span-6 \">\n\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.shipstation.com\/wp-content\/smush-webp\/2025\/08\/Image.png.webp\" loading=\"lazy\" class=\"\" alt=\"\" width=\"519\" height=\"390\">\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\t\n\t<\/div>\n<\/div><\/div><\/section>\n\n<section class=\"block block-cards padding-top--none padding-bottom--md  \"><div class=\"background--green-light background--full border--none content--full\">\n\n<div id=\"block-cards-block_9841566d255f7e32cb16f37798fa158d\" class=\"block-cards\">\n\t<div class=\"container \">\n\t\t<div class=\"acf-innerblocks-container\">\n<section class=\"block block-feature-text padding-top--none padding-bottom--none  \"><div class=\"background--none background--full border--none content--full\">\n<div id=\"feature-text-block-block_94427587031722e4dc4c54e23a0ed743\" class=\"feature-text-block\">\n\t<div class=\"container\">\n\t\t<div class=\"content content-align-center\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\n\t\t<div class=\"acf-innerblocks-container\"><\/div>\n\t<\/div>\n<\/div>\n<\/div><\/section>\n<\/div>\n\t\t\n\t\t\n\t\t\t\t\t<div class=\"cards  columns-4 layout-grid\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card card-icon card-solid theme-white items-center text-center \">\n\t\t\t\t\t\t\t\n<img decoding=\"async\" src=\"https:\/\/www.shipstation.com\/wp-content\/uploads\/2025\/08\/SSAPI-RGB-TrackingAPI-2color.svg\" loading=\"lazy\" class=\"icon\" alt=\"\" width=\"64\" height=\"64\">\n<div class=\"card-content h-full\">\n    <div class=\"card-text\">\n                    <h5>API Status<\/h5>\n                     <\/div>\n\n            <div class=\"card-cta\">\n            <a class=\"link-btn no-underline\" href=\"https:\/\/status.shipengine.com\/?_gl=1*4xq44x*_gcl_au*MTcxNzc3MDk1Ni4xNzUxOTg2OTMx*_ga*MjA0OTExNTMwNy4xNzUyMDczOTM3*_ga_BVH8S1G396*czE3NTM3OTk4MDYkbzE1JGcxJHQxNzUzODAwMzE5JGozMiRsMCRoMA\" target=\"\">Learn More<\/a>\n        <\/div>\n    <\/div>\n\n\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card card-icon card-solid theme-white items-center text-center \">\n\t\t\t\t\t\t\t\n<img decoding=\"async\" src=\"https:\/\/www.shipstation.com\/wp-content\/uploads\/2025\/08\/ssapi-rgb-webdev-2-color.svg\" loading=\"lazy\" class=\"icon\" alt=\"\" width=\"64\" height=\"64\">\n<div class=\"card-content h-full\">\n    <div class=\"card-text\">\n                    <h5>Libraries &amp; SDKs<\/h5>\n                     <\/div>\n\n            <div class=\"card-cta\">\n            <a class=\"link-btn no-underline\" href=\"https:\/\/www.shipengine.com\/docs\/tools\/\" target=\"\">Learn More<\/a>\n        <\/div>\n    <\/div>\n\n\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card card-icon card-solid theme-white items-center text-center \">\n\t\t\t\t\t\t\t\n<img decoding=\"async\" src=\"https:\/\/www.shipstation.com\/wp-content\/uploads\/2025\/06\/ShipStation_DarkGreenBrightGreen_RGB_ShippingCarrierVan.svg\" loading=\"lazy\" class=\"icon\" alt=\"\" width=\"64\" height=\"64\">\n<div class=\"card-content h-full\">\n    <div class=\"card-text\">\n                    <h5>Setup Carriers<\/h5>\n                     <\/div>\n\n            <div class=\"card-cta\">\n            <a class=\"link-btn no-underline\" href=\"https:\/\/www.shipengine.com\/docs\/carriers\/setup\/\" target=\"\">Learn More<\/a>\n        <\/div>\n    <\/div>\n\n\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card card-icon card-solid theme-white items-center text-center \">\n\t\t\t\t\t\t\t\n<img decoding=\"async\" src=\"https:\/\/www.shipstation.com\/wp-content\/uploads\/2025\/08\/ShipStation_DarkGreenBrightGreen_RGB_Money01.svg\" loading=\"lazy\" class=\"icon\" alt=\"\" width=\"64\" height=\"64\">\n<div class=\"card-content h-full\">\n    <div class=\"card-text\">\n                    <h5>Calculate Costs<\/h5>\n                     <\/div>\n\n            <div class=\"card-cta\">\n            <a class=\"link-btn no-underline\" href=\"https:\/\/www.shipengine.com\/docs\/rates\/\" target=\"\">Learn More<\/a>\n        <\/div>\n    <\/div>\n\n\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n<\/div>\n<\/div><\/section>\n\n<section class=\"block block-text-image padding-top--md padding-bottom--md  \"><div class=\"background--none background--full border--none content--full\">\n\n<div class=\"text-image-block\">\n\t<div class=\"container\">\n\t\t<div class=\"columns flex-col-reverse\">\n\t\t\t<div class=\"column-content col-span-6 \">\n\t\t\t\t<div class=\"acf-innerblocks-container\">\n<section class=\"block block-feature-text padding-top--none padding-bottom--none  \"><div class=\"background--none background--full border--none content--full\">\n<div id=\"feature-text-block-block_58c2a3a70c8436e32e718bdc56ed48ae\" class=\"feature-text-block pb-6\">\n\t<div class=\"container\">\n\t\t<div class=\"content content-align-left\">\n\t\t\t\t\t\t\t\t\t\t<h2>ShipStation Companion API<\/h2>\n\t\t\t\t\t\t\t\t<div class=\"text-lg max-w-[68rem]\"><p>Consolidate orders, print discounted labels, track shipments, and sync inventory in real time\u2013all while plugging directly into your shipping UI.<\/p>\n<p>Over 100,000 marketplaces, ERPs, and fulfillment systems rely on the Companion API to connect seamlessly with ShipStation and power their shipping.<\/p>\n<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"btn-group\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.shipstation.com\/docs\/api\/\" target=\"\" class=\"btn\">V1 Documentation<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/docs.shipstation.com\/\" target=\"\" class=\"btn outline\">V2 Documentation<\/a>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\n\t\t<div class=\"acf-innerblocks-container\"><\/div>\n\t<\/div>\n<\/div>\n<\/div><\/section>\n<\/div>\n\t\t\t<\/div>\t\n\t\t\t<div class=\"column-media col-span-6 \">\n\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.shipstation.com\/wp-content\/smush-webp\/2025\/08\/Image-1.png.webp\" loading=\"lazy\" class=\"\" alt=\"\" width=\"519\" height=\"390\">\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\t\n\t<\/div>\n<\/div><\/div><\/section>","protected":false},"excerpt":{"rendered":"","protected":false},"author":158,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-69514","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.1 (Yoast SEO v25.1) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Shipping API Documentation | ShipStation<\/title>\n<meta name=\"description\" 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