diff --git a/vendor/magento/module-catalog-graph-ql/Model/Resolver/Product/Identity.php b/vendor/magento/module-catalog-graph-ql/Model/Resolver/Product/Identity.php
index 7aec66ccb69..aff8fa8a6fc 100644
--- a/vendor/magento/module-catalog-graph-ql/Model/Resolver/Product/Identity.php
+++ b/vendor/magento/module-catalog-graph-ql/Model/Resolver/Product/Identity.php
@@ -8,6 +8,8 @@ declare(strict_types=1);
 namespace Magento\CatalogGraphQl\Model\Resolver\Product;
 
 use Magento\Framework\GraphQl\Query\Resolver\IdentityInterface;
+use Magento\Catalog\Model\Category;
+use Magento\Catalog\Model\Product;
 
 /**
  * Identity for resolved products
@@ -15,7 +17,8 @@ use Magento\Framework\GraphQl\Query\Resolver\IdentityInterface;
 class Identity implements IdentityInterface
 {
     /** @var string */
-    private $cacheTag = \Magento\Catalog\Model\Product::CACHE_TAG;
+    private $cacheTagProduct = Product::CACHE_TAG;
+    private $cacheTagCategory = Category::CACHE_TAG;
 
     /**
      * Get product ids for cache tag
@@ -26,12 +29,19 @@ class Identity implements IdentityInterface
     public function getIdentities(array $resolvedData): array
     {
         $ids = [];
+        $categories = $resolvedData['categories'] ?? [];
         $items = $resolvedData['items'] ?? [];
+        foreach ($categories as $category) {
+            $ids[] = sprintf('%s_%s', $this->cacheTagCategory, $category);
+        }
+        if (!empty($categories)) {
+            array_unshift($ids, $this->cacheTagCategory);
+        }
         foreach ($items as $item) {
-            $ids[] = sprintf('%s_%s', $this->cacheTag, $item['entity_id']);
+            $ids[] = sprintf('%s_%s', $this->cacheTagProduct, $item['entity_id']);
         }
         if (!empty($ids)) {
-            array_unshift($ids, $this->cacheTag);
+            array_unshift($ids, $this->cacheTagProduct);
         }
 
         return $ids;
diff --git a/vendor/magento/module-catalog-graph-ql/Model/Resolver/Products.php b/vendor/magento/module-catalog-graph-ql/Model/Resolver/Products.php
index 2ba20b56df1..04a8d84ddfe 100644
--- a/vendor/magento/module-catalog-graph-ql/Model/Resolver/Products.php
+++ b/vendor/magento/module-catalog-graph-ql/Model/Resolver/Products.php
@@ -122,6 +122,11 @@ class Products implements ResolverInterface
             'layer_type' => isset($args['search']) ? Resolver::CATALOG_LAYER_SEARCH : Resolver::CATALOG_LAYER_CATEGORY,
         ];
 
+        if (isset($args['filter']['category_id'])) {
+            $data['categories'] = $args['filter']['category_id']['eq'] ?? $args['filter']['category_id']['in'];
+            $data['categories'] = is_array($data['categories']) ? $data['categories'] : [$data['categories']];
+        }
+
         return $data;
     }
 }