diff --git a/sidebars.ts b/sidebars.ts
index 964e5ae3..3535c570 100644
--- a/sidebars.ts
+++ b/sidebars.ts
@@ -450,15 +450,9 @@ const baseSidebars: SidebarsConfig = {
     },
     {
       type: 'category' as const,
-      // Original label when `platform-api` is off/unset; renamed to
-      // 'API Overview' when the flag is enabled (since the guides become
-      // shared across Client + Platform APIs).
-      label: 'Client API',
+      label: 'API Overview',
       collapsible: false,
       collapsed: false,
-      customProps: {
-        flagLabel: { flag: 'platform-api', label: 'API Overview' },
-      },
       items: [
         {
           type: 'category',
@@ -514,12 +508,6 @@ const baseSidebars: SidebarsConfig = {
       label: 'Platform API Reference',
       collapsible: false,
       collapsed: false,
-      // Gated behind the `platform-api` feature flag: when the flag is false or
-      // unset the section is omitted (original sidebar); when enabled (Edge
-      // Config or `?ff_platform-api=true`) it renders.
-      customProps: {
-        flag: 'platform-api',
-      },
       items: [
         {
           type: 'category',
diff --git a/src/theme/DocSidebarItem/Category/index.tsx b/src/theme/DocSidebarItem/Category/index.tsx
index 966f24d1..3fed27a9 100644
--- a/src/theme/DocSidebarItem/Category/index.tsx
+++ b/src/theme/DocSidebarItem/Category/index.tsx
@@ -157,26 +157,13 @@ export default function DocSidebarItemCategory({
     }
   }, [collapsible, expandedItem, index, setCollapsed, autoCollapseCategories]);
 
-  // Feature-flag gating: hide a category (and its children) when it declares a
-  // `customProps.flag` that isn't enabled. Evaluated at the end so all hooks
-  // above always run in a stable order (see rules of hooks). Enable via Edge
-  // Config or the runtime query param, e.g. `?ff_platform-api=true`.
+  // Feature-flag gating is evaluated after all hooks to preserve hook order.
   const { isEnabled } = React.useContext(FeatureFlagsContext);
   const flag = (item as any).customProps?.flag as string | undefined;
   if (flag && !isEnabled(flag)) {
     return null;
   }
 
-  // Feature-flag-aware label: when a category declares `customProps.flagLabel`
-  // ({ flag, label }) and that flag is enabled, render the alternate label
-  // instead of the default. Lets the same static config show the original
-  // label when the flag is off and a new label when it's on.
-  const flagLabel = (item as any).customProps?.flagLabel as
-    | { flag: string; label: string }
-    | undefined;
-  const label =
-    flagLabel && isEnabled(flagLabel.flag) ? flagLabel.label : item.label;
-
   return (
     <li
       className={clsx(
@@ -237,12 +224,12 @@ export default function DocSidebarItemCategory({
               className="sidebar-category-icon"
             />
           )}
-          {label}
+          {item.label}
         </Link>
         {href && collapsible && (
           <CollapseButton
             collapsed={collapsed}
-            categoryLabel={label}
+            categoryLabel={item.label}
             onClick={(e) => {
               e.preventDefault();
               updateCollapsed();
diff --git a/src/theme/DocSidebarItem/Link/index.tsx b/src/theme/DocSidebarItem/Link/index.tsx
index 5ac86d0e..bd3f3586 100644
--- a/src/theme/DocSidebarItem/Link/index.tsx
+++ b/src/theme/DocSidebarItem/Link/index.tsx
@@ -38,8 +38,7 @@ export default function DocSidebarItemLink({
   const isActive = isActiveSidebarItem(item, activePath);
   const isExperimental = isExperimentalItem((item as any).docId);
   const isInternalLink = isInternalUrl(href);
-  // Feature-flag gating: hide a link when it declares a `customProps.flag`
-  // that isn't enabled (e.g. reveal via `?ff_platform-api=true`).
+  // Hide links whose declared feature flag is disabled.
   const { isEnabled } = React.useContext(FeatureFlagsContext);
   const flag = (item as any).customProps?.flag as string | undefined;
   if (flag && !isEnabled(flag)) {