diff --git a/src/Gorse.php b/src/Gorse.php
index cd16322..e980702 100644
--- a/src/Gorse.php
+++ b/src/Gorse.php
@@ -76,46 +76,326 @@ function __construct(string $endpoint, string $apiKey)
         $this->apiKey = $apiKey;
     }
 
+    /**
+     * @throws GuzzleException
+     */
+    function insertFeedback(array $feedbacks): RowAffected
+    {
+        return RowAffected::fromJSON($this->request('POST', '/api/feedback', $feedbacks));
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function putFeedback(array $feedbacks): RowAffected
+    {
+        return RowAffected::fromJSON($this->request('PUT', '/api/feedback', $feedbacks));
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getFeedback(string $cursor, int $n): array
+    {
+        return $this->request('GET', '/api/feedback?cursor=' . $cursor . '&n=' . $n, null);
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getFeedbacksWithType(string $feedbackType, string $cursor, int $n): array
+    {
+        return $this->request('GET', '/api/feedback/' . $feedbackType . '?cursor=' . $cursor . '&n=' . $n, null);
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getFeedbackWithUserItem(string $userId, string $itemId): array
+    {
+        return $this->request('GET', '/api/feedback/' . $userId . '/' . $itemId, null);
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getFeedbackWithTypeUserItem(string $feedbackType, string $userId, string $itemId): Feedback
+    {
+        return Feedback::fromJSON($this->request('GET', '/api/feedback/' . $feedbackType . '/' . $userId . '/' . $itemId, null));
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function delFeedback(string $feedbackType, string $userId, string $itemId): Feedback
+    {
+        return Feedback::fromJSON($this->request('DELETE', '/api/feedback/' . $feedbackType . '/' . $userId . '/' . $itemId, null));
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function delFeedbackWithUserItem(string $userId, string $itemId): array
+    {
+        return $this->request('DELETE', '/api/feedback/' . $userId . '/' . $itemId, null);
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getItemFeedbacks(string $itemId)
+    {
+        return $this->request('GET', "/api/item/$itemId/feedback", null);
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getItemFeedbacksWithType(string $itemId, string $feedbackType)
+    {
+        return $this->request('GET', "/api/item/$itemId/feedback/$feedbackType", null);
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getUserFeedbacks(string $userId)
+    {
+        return $this->request('GET', "/api/user/$userId/feedback", null);
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getUserFeedbacksWithType(string $userId, string $feedbackType)
+    {
+        return $this->request('GET', "/api/user/$userId/feedback/$feedbackType", null);
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getItemLatest(string $userId, int $n, int $offset)
+    {
+        return $this->request('GET', "/api/latest?user-id=$userId&n=$n&offset=$offset", null);
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getItemLatestWithCategory(string $userId, string $category, int $n, int $offset)
+    {
+        return $this->request('GET', "/api/latest?user-id=$userId&category=$category&n=$n&offset=$offset", null);
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getItemPopular(string $userId, int $n, int $offset)
+    {
+        return $this->request('GET', "/api/popular?user-id=$userId&n=$n&offset=$offset", null);
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getItemPopularWithCategory(string $userId, string $category, int $n, int $offset)
+    {
+        return $this->request('GET', "/api/popular/$category?user-id=$userId&n=$n&offset=$offset", null);
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getItemRecommend(string $userId, array $categories, string $writeBackType, string $writeBackDelay, int $n, int $offset)
+    {
+        $queryCategories = http_build_query(['category' => $categories], '', '&');
+        return $this->request('GET', "/api/recommend/$userId?write-back-type=$writeBackType&write-back-delay=$writeBackDelay&n=$n&offset=$offset&$queryCategories", null);
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getItemRecommendWithCategory(string $userId, string $category, string $writeBackType, string $writeBackDelay, int $n, int $offset)
+    {
+        return $this->request('GET', "/api/recommend/$userId/$category?write-back-type=$writeBackType&write-back-delay=$writeBackDelay&n=$n&offset=$offset", null);
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getSessionItemRecommend(array $feedbacks, int $n, int $offset)
+    {
+        return $this->request('POST', "/api/session/recommend?n=$n&offset=$offset", $feedbacks);
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getSessionItemRecommendWithCategory(array $feedbacks, string $category, int $n, int $offset)
+    {
+        return $this->request('POST', "/api/session/recommend/$category?n=$n&offset=$offset", $feedbacks);
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getUserNeighbors(string $userId, int $n, int $offset)
+    {
+        return $this->request('GET', "/api/user/$userId/neighbors?n=$n&offset=$offset", null);
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getItemNeighbors(string $itemId, int $n, int $offset)
+    {
+        return $this->request('GET', "/api/item/$itemId/neighbors?n=$n&offset=$offset", null);
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getItemNeighborsWithCategory(string $itemId, string $category, int $n, int $offset)
+    {
+        return $this->request('GET', "/api/item/$itemId/neighbors/$category?n=$n&offset=$offset", null);
+    }
+    
     /**
      * @throws GuzzleException
      */
     function insertUser(User $user): RowAffected
     {
-        return RowAffected::fromJSON($this->request('POST', '/api/user/', $user));
+        return RowAffected::fromJSON($this->request('POST', '/api/user', $user->jsonSerialize()));
     }
-
+    
     /**
      * @throws GuzzleException
      */
-    function getUser(string $user_id): User
+    function insertUsers(array $users): RowAffected
     {
-        return User::fromJSON($this->request('GET', '/api/user/' . $user_id, null));
+        $usersData = array_map(function($user) {
+            return $user->jsonSerialize();
+        }, $users);
+        return RowAffected::fromJSON($this->request('POST', '/api/users', $usersData));
     }
-
+    
     /**
      * @throws GuzzleException
      */
-    function deleteUser(string $user_id): RowAffected
+    function updateUser(string $userId, array $userPatch): RowAffected
     {
-        return RowAffected::fromJSON($this->request('DELETE', '/api/user/' . $user_id, null));
+        return RowAffected::fromJSON($this->request('PATCH', "/api/user/$userId", $userPatch));
     }
-
+    
     /**
      * @throws GuzzleException
      */
-    function insertFeedback(array $feedback): RowAffected
+    function getUser(string $userId): User
     {
-        return RowAffected::fromJSON($this->request('POST', '/api/feedback/', $feedback));
+        return User::fromJSON($this->request('GET', "/api/user/$userId", null));
     }
-
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getUsers(string $cursor = '', int $n = 0)
+    {
+        $queryParams = http_build_query(['cursor' => $cursor, 'n' => $n]);
+        return $this->request('GET', "/api/users?$queryParams", null);
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function deleteUser(string $userId): RowAffected
+    {
+        return RowAffected::fromJSON($this->request('DELETE', "/api/user/$userId", null));
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function insertItem(array $item): RowAffected
+    {
+        return RowAffected::fromJSON($this->request('POST', '/api/item', $item));
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function insertItems(array $items): RowAffected
+    {
+        return RowAffected::fromJSON($this->request('POST', '/api/items', $items));
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function updateItem(string $itemId, array $itemPatch): RowAffected
+    {
+        return RowAffected::fromJSON($this->request('PATCH', "/api/item/$itemId", $itemPatch));
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getItem(string $itemId)
+    {
+        return $this->request('GET', "/api/item/$itemId", null);
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function getItems(string $cursor = '', int $n = 0)
+    {
+        $queryParams = http_build_query(['cursor' => $cursor, 'n' => $n]);
+        return $this->request('GET', "/api/items?$queryParams", null);
+    }
+    
     /**
      * @throws GuzzleException
      */
-    function getRecommend(string $user_id): array
+    function deleteItem(string $itemId): RowAffected
     {
-        return $this->request('GET', '/api/recommend/' . $user_id, null);
+        return RowAffected::fromJSON($this->request('DELETE', "/api/item/$itemId", null));
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function putItemCategory(string $itemId, string $category): RowAffected
+    {
+        return RowAffected::fromJSON($this->request('PUT', "/api/item/$itemId/category/$category", null));
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function delItemCategory(string $itemId, string $category): RowAffected
+    {
+        return RowAffected::fromJSON($this->request('DELETE', "/api/item/$itemId/category/$category", null));
+    }
+    
+    
+    /**
+     * @throws GuzzleException
+     */
+    function healthLive()
+    {
+        return $this->request('GET', "/api/health/live", null);
+    }
+    
+    /**
+     * @throws GuzzleException
+     */
+    function healthReady()
+    {
+        return $this->request('GET', "/api/health/ready", null);
     }
 
+
     /**
      * @throws GuzzleException
      */
@@ -129,4 +409,4 @@ private function request(string $method, string $uri, $body)
         $response = $client->request($method, $uri, $options);
         return json_decode($response->getBody());
     }
-}
\ No newline at end of file
+}