diff --git a/app/services/modelTypes.ts b/app/services/modelTypes.ts
index 18f46c2..bede18c 100644
--- a/app/services/modelTypes.ts
+++ b/app/services/modelTypes.ts
@@ -109,18 +109,23 @@ export async function listModelTypes(params: ModelTypeListParams = {}, opts: { s
     signal: opts.signal,
   }));
 
-  const items = Array.isArray(payload?.member)
+  const rawItems = Array.isArray(payload?.member)
     ? payload.member
     : Array.isArray(payload?.['hydra:member'])
       ? payload['hydra:member']
       : Array.isArray(payload?.items)
         ? payload.items
         : [];
-  const total = typeof payload?.totalItems === 'number'
-    ? payload.totalItems
-    : Array.isArray(payload?.items)
-      ? payload.items.length
-      : items.length;
+  const items = params.category
+    ? rawItems.filter((item: any) => item?.category === params.category)
+    : rawItems;
+  const total = params.category
+    ? items.length
+    : typeof payload?.totalItems === 'number'
+      ? payload.totalItems
+      : Array.isArray(payload?.items)
+        ? payload.items.length
+        : rawItems.length;
 
   return {
     items,