diff --git a/src/Controller/Component/ApiFormatterComponent.php b/src/Controller/Component/ApiFormatterComponent.php
index 603b64c..95571c6 100644
--- a/src/Controller/Component/ApiFormatterComponent.php
+++ b/src/Controller/Component/ApiFormatterComponent.php
@@ -169,7 +169,7 @@ protected function extractTranslatedFields(array $data, string $lang): array
      */
     public function cleanResponse(
         array $response,
-        array $options = ['included', 'links', 'schema', 'relationships']
+        array $options = ['included', 'links', 'schema', 'relationships', 'attributes' => []]
     ): array {
         return ApiTools::cleanResponse($response, $options);
     }
diff --git a/src/Utility/ApiTools.php b/src/Utility/ApiTools.php
index a2346b0..16e61b0 100644
--- a/src/Utility/ApiTools.php
+++ b/src/Utility/ApiTools.php
@@ -22,6 +22,47 @@
  */
 class ApiTools
 {
+    /**
+     * Remove attributes from response.
+     *
+     * @param array $response The response from api client
+     * @param array $keysToRemove The keys to remove
+     * @return array
+     */
+    public static function removeAttributes(array $response, array $keysToRemove): array
+    {
+        if (empty($keysToRemove) || !isset($response['data'])) {
+            return $response;
+        }
+
+        // response.data is an array representing a single entity
+        if (isset($response['data']['attributes'])) {
+            $response['data']['attributes'] = array_diff_key($response['data']['attributes'], array_flip($keysToRemove));
+
+            // remove attributes from included entities
+            if (isset($response['included'])) {
+                foreach ($response['included'] as $key => $entity) {
+                    $response['included'][$key]['attributes'] = array_diff_key($entity['attributes'], array_flip($keysToRemove));
+                }
+            }
+
+            return $response;
+        }
+        // response.data is a list of entities
+        foreach ($response['data'] as $key => $entity) {
+            $response['data'][$key]['attributes'] = array_diff_key($entity['attributes'], array_flip($keysToRemove));
+        }
+
+        // remove attributes from included entities
+        if (isset($response['included'])) {
+            foreach ($response['included'] as $key => $entity) {
+                $response['included'][$key]['attributes'] = array_diff_key($entity['attributes'], array_flip($keysToRemove));
+            }
+        }
+
+        return $response;
+    }
+
     /**
      * Remove included from response.
      *
@@ -101,9 +142,14 @@ function ($k) use ($key) {
      */
     public static function cleanResponse(
         array $response,
-        array $options = ['included', 'links', 'schema', 'relationships']
+        array $options = ['included', 'links', 'schema', 'relationships', 'attributes' => []]
     ): array {
-        foreach ($options as $option) {
+        foreach ($options as $key => $option) {
+            if (is_string($key) && is_array($option)) {
+                $method = 'remove' . ucfirst($key);
+                $response = self::$method($response, $option);
+                continue;
+            }
             $method = 'remove' . ucfirst($option);
             $response = self::$method($response);
         }
diff --git a/tests/TestCase/Controller/Component/ApiFormatterComponentTest.php b/tests/TestCase/Controller/Component/ApiFormatterComponentTest.php
index b397c84..7848b7a 100644
--- a/tests/TestCase/Controller/Component/ApiFormatterComponentTest.php
+++ b/tests/TestCase/Controller/Component/ApiFormatterComponentTest.php
@@ -759,6 +759,7 @@ public function testCleanResponse(): void
                         'title' => 'gustavo supporto',
                         'name' => 'gustavo',
                         'surname' => 'supporto',
+                        'extra' => ['some' => 'thing'],
                     ],
                     'links' => [
                         'self' => 'https://api.example.org/users/1',
@@ -809,6 +810,7 @@ public function testCleanResponse(): void
                     'type' => 'roles',
                     'attributes' => [
                         'name' => 'admin',
+                        'extra' => ['any' => 'thing'],
                     ],
                 ],
             ],
@@ -828,6 +830,7 @@ public function testCleanResponse(): void
                         'title' => 'gustavo supporto',
                         'name' => 'gustavo',
                         'surname' => 'supporto',
+                        'extra' => ['some' => 'thing'],
                     ],
                 ],
             ],
diff --git a/tests/TestCase/Utility/ApiToolsTest.php b/tests/TestCase/Utility/ApiToolsTest.php
index b970fd1..0120bcd 100644
--- a/tests/TestCase/Utility/ApiToolsTest.php
+++ b/tests/TestCase/Utility/ApiToolsTest.php
@@ -30,6 +30,7 @@ class ApiToolsTest extends TestCase
      * @return void
      * @covers ::cleanResponse()
      * @covers ::recursiveRemoveKey()
+     * @covers ::removeAttributes()
      * @covers ::removeIncluded()
      * @covers ::removeLinks()
      * @covers ::removeRelationships()
@@ -46,6 +47,7 @@ public function testCleanResponse(): void
                         'title' => 'gustavo supporto',
                         'name' => 'gustavo',
                         'surname' => 'supporto',
+                        'extra' => ['some' => 'thing'],
                     ],
                     'links' => [
                         'self' => 'https://api.example.org/users/1',
@@ -96,6 +98,7 @@ public function testCleanResponse(): void
                     'type' => 'roles',
                     'attributes' => [
                         'name' => 'admin',
+                        'extra' => ['any' => 'thing'],
                     ],
                 ],
             ],
@@ -115,6 +118,7 @@ public function testCleanResponse(): void
                         'title' => 'gustavo supporto',
                         'name' => 'gustavo',
                         'surname' => 'supporto',
+                        'extra' => ['some' => 'thing'],
                     ],
                 ],
             ],
@@ -130,4 +134,301 @@ public function testCleanResponse(): void
         ];
         static::assertEquals($expected, $actual);
     }
+
+    /**
+     * Data provider for `testCleanResponseAttributes` test case.
+     *
+     * @return array
+     */
+    public function cleanResponseAttributesProvider(): array
+    {
+        return [
+            'remove extra, single entity with included' => [
+                [
+                    'data' => [
+                        'id' => 1,
+                        'attributes' => [
+                            'uname' => 'gustavo',
+                            'title' => 'gustavo supporto',
+                            'name' => 'gustavo',
+                            'surname' => 'supporto',
+                            'extra' => ['some' => 'thing'],
+                        ],
+                        'links' => [
+                            'self' => 'https://api.example.org/users/1',
+                        ],
+                        'relationships' => [
+                            'roles' => [
+                                'links' => [
+                                    'self' => 'https://api.example.org/users/1/relationships/roles',
+                                    'related' => 'https://api.example.org/users/1/roles',
+                                ],
+                            ],
+                        ],
+                    ],
+                    'meta' => [
+                        'pagination' => [
+                            'page' => 1,
+                            'page_count' => 1,
+                            'page_items' => 1,
+                            'page_size' => 20,
+                            'count' => 1,
+                        ],
+                        'schema' => [
+                            'type' => 'object',
+                            'properties' => [
+                                'id' => [
+                                    'type' => 'integer',
+                                ],
+                                'type' => [
+                                    'type' => 'string',
+                                ],
+                                'attributes' => [
+                                    'type' => 'object',
+                                ],
+                                'links' => [
+                                    'type' => 'object',
+                                ],
+                                'relationships' => [
+                                    'type' => 'object',
+                                ],
+                            ],
+                            'required' => ['id', 'type', 'attributes'],
+                        ],
+                    ],
+                    'included' => [
+                        [
+                            'id' => 1,
+                            'type' => 'roles',
+                            'attributes' => [
+                                'name' => 'admin',
+                                'extra' => ['any' => 'thing'],
+                            ],
+                        ],
+                    ],
+                ],
+                [
+                    'attributes' => ['extra'],
+                ],
+                [
+                    'data' => [
+                        'id' => 1,
+                        'attributes' => [
+                            'uname' => 'gustavo',
+                            'title' => 'gustavo supporto',
+                            'name' => 'gustavo',
+                            'surname' => 'supporto',
+                        ],
+                        'links' => [
+                            'self' => 'https://api.example.org/users/1',
+                        ],
+                        'relationships' => [
+                            'roles' => [
+                                'links' => [
+                                    'self' => 'https://api.example.org/users/1/relationships/roles',
+                                    'related' => 'https://api.example.org/users/1/roles',
+                                ],
+                            ],
+                        ],
+                    ],
+                    'meta' => [
+                        'pagination' => [
+                            'page' => 1,
+                            'page_count' => 1,
+                            'page_items' => 1,
+                            'page_size' => 20,
+                            'count' => 1,
+                        ],
+                        'schema' => [
+                            'type' => 'object',
+                            'properties' => [
+                                'id' => [
+                                    'type' => 'integer',
+                                ],
+                                'type' => [
+                                    'type' => 'string',
+                                ],
+                                'attributes' => [
+                                    'type' => 'object',
+                                ],
+                                'links' => [
+                                    'type' => 'object',
+                                ],
+                                'relationships' => [
+                                    'type' => 'object',
+                                ],
+                            ],
+                            'required' => ['id', 'type', 'attributes'],
+                        ],
+                    ],
+                    'included' => [
+                        [
+                            'id' => 1,
+                            'type' => 'roles',
+                            'attributes' => [
+                                'name' => 'admin',
+                            ],
+                        ],
+                    ],
+                ],
+            ],
+            'remove extra, list of entities with included' => [
+                [
+                    'data' => [
+                        [
+                            'id' => 1,
+                            'attributes' => [
+                                'uname' => 'gustavo',
+                                'title' => 'gustavo supporto',
+                                'name' => 'gustavo',
+                                'surname' => 'supporto',
+                                'extra' => ['some' => 'thing'],
+                            ],
+                            'links' => [
+                                'self' => 'https://api.example.org/users/1',
+                            ],
+                            'relationships' => [
+                                'roles' => [
+                                    'links' => [
+                                        'self' => 'https://api.example.org/users/1/relationships/roles',
+                                        'related' => 'https://api.example.org/users/1/roles',
+                                    ],
+                                ],
+                            ],
+                        ],
+                    ],
+                    'meta' => [
+                        'pagination' => [
+                            'page' => 1,
+                            'page_count' => 1,
+                            'page_items' => 1,
+                            'page_size' => 20,
+                            'count' => 1,
+                        ],
+                        'schema' => [
+                            'type' => 'object',
+                            'properties' => [
+                                'id' => [
+                                    'type' => 'integer',
+                                ],
+                                'type' => [
+                                    'type' => 'string',
+                                ],
+                                'attributes' => [
+                                    'type' => 'object',
+                                ],
+                                'links' => [
+                                    'type' => 'object',
+                                ],
+                                'relationships' => [
+                                    'type' => 'object',
+                                ],
+                            ],
+                            'required' => ['id', 'type', 'attributes'],
+                        ],
+                    ],
+                    'included' => [
+                        [
+                            'id' => 1,
+                            'type' => 'roles',
+                            'attributes' => [
+                                'name' => 'admin',
+                                'extra' => ['any' => 'thing'],
+                            ],
+                        ],
+                    ],
+                    'links' => [
+                        'self' => 'https://api.example.org/users',
+                        'first' => 'https://api.example.org/users?page=1',
+                        'last' => 'https://api.example.org/users?page=1',
+                    ],
+                ],
+                ['attributes' => ['extra']],
+                [
+                    'data' => [
+                        [
+                            'id' => 1,
+                            'attributes' => [
+                                'uname' => 'gustavo',
+                                'title' => 'gustavo supporto',
+                                'name' => 'gustavo',
+                                'surname' => 'supporto',
+                            ],
+                            'links' => [
+                                'self' => 'https://api.example.org/users/1',
+                            ],
+                            'relationships' => [
+                                'roles' => [
+                                    'links' => [
+                                        'self' => 'https://api.example.org/users/1/relationships/roles',
+                                        'related' => 'https://api.example.org/users/1/roles',
+                                    ],
+                                ],
+                            ],
+                        ],
+                    ],
+                    'meta' => [
+                        'pagination' => [
+                            'page' => 1,
+                            'page_count' => 1,
+                            'page_items' => 1,
+                            'page_size' => 20,
+                            'count' => 1,
+                        ],
+                        'schema' => [
+                            'type' => 'object',
+                            'properties' => [
+                                'id' => [
+                                    'type' => 'integer',
+                                ],
+                                'type' => [
+                                    'type' => 'string',
+                                ],
+                                'attributes' => [
+                                    'type' => 'object',
+                                ],
+                                'links' => [
+                                    'type' => 'object',
+                                ],
+                                'relationships' => [
+                                    'type' => 'object',
+                                ],
+                            ],
+                            'required' => ['id', 'type', 'attributes'],
+                        ],
+                    ],
+                    'included' => [
+                        [
+                            'id' => 1,
+                            'type' => 'roles',
+                            'attributes' => [
+                                'name' => 'admin',
+                            ],
+                        ],
+                    ],
+                    'links' => [
+                        'self' => 'https://api.example.org/users',
+                        'first' => 'https://api.example.org/users?page=1',
+                        'last' => 'https://api.example.org/users?page=1',
+                    ],
+                ],
+            ],
+        ];
+    }
+
+    /**
+     * Test `cleanResponse` attributes.
+     *
+     * @return array
+     *
+     * @return void
+     * @dataProvider cleanResponseAttributesProvider
+     * @covers ::cleanResponse()
+     * @covers ::removeAttributes()
+     */
+    public function testCleanResponseAttributes(array $response, array $options, array $expected): void
+    {
+        $actual = ApiTools::cleanResponse($response, $options);
+        static::assertEquals($expected, $actual);
+    }
 }