diff --git a/services/web/app/src/Features/Project/ProjectController.js b/services/web/app/src/Features/Project/ProjectController.js
index f978c89515..d259127cd2 100644
--- a/services/web/app/src/Features/Project/ProjectController.js
+++ b/services/web/app/src/Features/Project/ProjectController.js
@@ -352,7 +352,6 @@ const _ProjectController = {
       'write-and-cite-ars',
       'default-visual-for-beginners',
       'hotjar',
-      'ai-add-on',
       'reviewer-role',
       'papers-integration',
       'editor-redesign',
@@ -676,14 +675,13 @@ const _ProjectController = {
         subscription && !subscription.recurlySubscription_id
       const hasManuallyCollectedSubscription =
         subscription?.collectionMethod === 'manual'
-      const cannotPurchaseAddons =
+      const canPurchaseAddons = !(
         hasNonRecurlySubscription || hasManuallyCollectedSubscription
+      )
       const assistantDisabled = user.aiErrorAssistant?.enabled === false // the assistant has been manually disabled by the user
       const canUseErrorAssistant =
-        user.features?.aiErrorAssistant ||
-        (splitTestAssignments['ai-add-on']?.variant === 'enabled' &&
-          !cannotPurchaseAddons &&
-          !assistantDisabled)
+        (user.features?.aiErrorAssistant || canPurchaseAddons) &&
+        !assistantDisabled
 
       let featureUsage = {}
 
diff --git a/services/web/app/src/Features/Subscription/SubscriptionController.js b/services/web/app/src/Features/Subscription/SubscriptionController.js
index 2bac343698..62568cffbe 100644
--- a/services/web/app/src/Features/Subscription/SubscriptionController.js
+++ b/services/web/app/src/Features/Subscription/SubscriptionController.js
@@ -46,8 +46,6 @@ function formatGroupPlansDataForDash() {
 async function userSubscriptionPage(req, res) {
   const user = SessionManager.getSessionUser(req.session)
 
-  await SplitTestHandler.promises.getAssignment(req, res, 'ai-add-on')
-
   await SplitTestHandler.promises.getAssignment(req, res, 'pause-subscription')
 
   const { variant: flexibleLicensingVariant } =