Add-OnOpenAI iconAsk ChatGPTAdd On: AllPHPSDKCaret downCurrent Braintree LanguagesJava.NETNode.jsPHPPythonRuby;; Returns a collection of Add-On objects. PHPCopy$addOns = $gateway->addOn()->all(); If the add-on can't be found, you'll receive a Braintree\Exception\NotFound exception. See alsoRecurring billing add-ons and discountsOn this page