diff --git a/skills/objectui/guides/auth-permissions.md b/skills/objectui/guides/auth-permissions.md
index 6d5df9d8e5..61fbd1bef3 100644
--- a/skills/objectui/guides/auth-permissions.md
+++ b/skills/objectui/guides/auth-permissions.md
@@ -26,7 +26,7 @@ const authClient = createAuthClient({ baseURL: '/api/v1/auth' });
 
 function App() {
   return (
-    <AuthProvider authClient={authClient}>
+    <AuthProvider authUrl="/api/v1/auth" client={authClient}>
       <AppContent />
     </AuthProvider>
   );
@@ -107,7 +107,7 @@ import { createAuthenticatedFetch, createAuthClient } from '@object-ui/auth';
 import { ObjectStackAdapter } from '@object-ui/data-objectstack';
 
 const authClient = createAuthClient({ baseURL: '/api/v1/auth' });
-const authenticatedFetch = createAuthenticatedFetch(authClient);
+const authenticatedFetch = createAuthenticatedFetch();
 
 const dataSource = new ObjectStackAdapter({
   baseUrl: '/api/v1',
@@ -239,7 +239,7 @@ import { PermissionGuard } from '@object-ui/permissions';
 
 function AdminPanel() {
   return (
-    <PermissionGuard object="contacts" action="delete" fallback={<AccessDenied />}>
+    <PermissionGuard object="contacts" action="delete" fallback="custom" fallbackContent={<AccessDenied />}>
       <BulkDeleteButton />
     </PermissionGuard>
   );
@@ -325,7 +325,7 @@ Here's the typical nesting order for a full-featured app:
 
 ```typescript
 <BrowserRouter>
-  <AuthProvider authClient={authClient}>
+  <AuthProvider authUrl="/api/v1/auth" client={authClient}>
     <PermissionProvider roles={roles} permissions={perms} userRoles={userRoles}>
       <SchemaRendererProvider dataSource={authenticatedDataSource}>
         <AuthGuard fallback={<LoginPage />}>
diff --git a/skills/objectui/guides/i18n.md b/skills/objectui/guides/i18n.md
index fc0d4ad315..96208f571a 100644
--- a/skills/objectui/guides/i18n.md
+++ b/skills/objectui/guides/i18n.md
@@ -92,15 +92,13 @@ For Tailwind layout adjustments, use RTL-aware utilities:
 ## Number, date, and currency formatting
 
 ```typescript
-import { useObjectTranslation } from '@object-ui/i18n';
+import { formatCurrency, formatDate, formatNumber, formatRelativeTime } from '@object-ui/i18n';
 
 function PriceDisplay({ amount, currency, date }) {
-  const { formatCurrency, formatDate, formatNumber, formatRelativeTime } = useObjectTranslation();
-
   return (
     <div>
-      <p>{formatCurrency(amount, currency)}</p>        {/* $1,234.56 or ¥1,234.56 */}
-      <p>{formatDate(date, 'YYYY-MM-DD')}</p>           {/* 2024-03-15 */}
+      <p>{formatCurrency(amount, { currency })}</p>        {/* $1,234.56 or ¥1,234.56 */}
+      <p>{formatDate(date, { style: 'short' })}</p>           {/* 2024-03-15 */}
       <p>{formatNumber(1234567)}</p>                      {/* 1,234,567 or 1.234.567 */}
       <p>{formatRelativeTime(date)}</p>                   {/* "3 days ago" */}
     </div>
diff --git a/skills/objectui/guides/mobile.md b/skills/objectui/guides/mobile.md
index 2eb1c1c2e8..a13a1aa695 100644
--- a/skills/objectui/guides/mobile.md
+++ b/skills/objectui/guides/mobile.md
@@ -41,7 +41,7 @@ function MobileCard() {
     threshold: 50,
   });
 
-  const listRef = usePullToRefresh<HTMLDivElement>({
+  const { ref: listRef } = usePullToRefresh<HTMLDivElement>({
     onRefresh: async () => refetch(),   // threshold?: px, default 80
   });
 
diff --git a/skills/objectui/guides/project-setup.md b/skills/objectui/guides/project-setup.md
index e45952baf7..8a976fcdfa 100644
--- a/skills/objectui/guides/project-setup.md
+++ b/skills/objectui/guides/project-setup.md
@@ -277,7 +277,7 @@ import. Importing any of the three from `app-shell` does not resolve.
 import { AppShell, ObjectView, AdapterProvider, MetadataProvider } from '@object-ui/app-shell';
 
 <AdapterProvider adapter={myAdapter}>
-  <MetadataProvider value={metadata}>
+  <MetadataProvider adapter={myAdapter}>
     <AppShell sidebar={<MySidebar />}>
       <ObjectView objectName="contact" />
     </AppShell>