diff --git a/atomic_sdk/api/response_tickets.py b/atomic_sdk/api/response_tickets.py
index 5022d11..29021c1 100644
--- a/atomic_sdk/api/response_tickets.py
+++ b/atomic_sdk/api/response_tickets.py
@@ -20,8 +20,8 @@ def get_summary(self, ticket_id: str) -> Dict[str, Any]:
         Returns:
             A dictionary containing the summary of the ticket.
         """
-        endpoint = f"/response-ticket/get/summary/{ticket_id}"
-        return self._get(endpoint)
+        endpoint = "/response-ticket/get/summary"
+        return self._post(endpoint, data={"response-ticket-id": ticket_id})
 
     def get_full(self, ticket_id: str) -> Dict[str, Any]:
         """
@@ -34,5 +34,18 @@ def get_full(self, ticket_id: str) -> Dict[str, Any]:
         Returns:
             A dictionary containing the full details of the ticket.
         """
-        endpoint = f"/response-ticket/get/full/{ticket_id}"
-        return self._get(endpoint)
+        endpoint = "/response-ticket/get/full"
+        return self._post(endpoint, data={"response-ticket-id": ticket_id})
+
+    def get_multi_status(self, ticket_ids: list[str]) -> Dict[str, Any]:
+        """
+        Gets the status of multiple response tickets in a single request.
+
+        Args:
+            ticket_ids: A list of response ticket IDs.
+
+        Returns:
+            A dictionary containing the status of multiple tickets.
+        """
+        endpoint = "/response-ticket/multi-status"
+        return self._post(endpoint, data={"response-tickets[]": ticket_ids})
\ No newline at end of file
diff --git a/atomic_sdk/api/sites.py b/atomic_sdk/api/sites.py
index 80fa5cc..6e3e457 100644
--- a/atomic_sdk/api/sites.py
+++ b/atomic_sdk/api/sites.py
@@ -376,6 +376,23 @@ def update_meta(self, key: str, value: Any, site_id: Optional[int] = None, domai
         endpoint = f"/site-meta/{identifier}/{key}/update"
         return self._post(endpoint, data={"value": value})
 
+    def remove_meta(self, key: str, site_id: Optional[int] = None, domain: Optional[str] = None) -> dict:
+        """
+        Removes a single metadata key for a site.
+
+        Args:
+            key: The metadata key to remove (e.g., 'php_version', 'suspended').
+            site_id: The Atomic site ID.
+            domain: The domain name of the site.
+
+        Returns:
+            The API response data.
+        """
+
+        _, identifier = self._get_service_and_identifier(site_id, domain)
+        endpoint = f"/site-meta/{identifier}/{key}/remove"
+        return self._get(endpoint)
+
     def get_phpmyadmin_url(self, site_id: Optional[int] = None, domain: Optional[str] = None) -> str:
         """
         Gets a time-limited URL for accessing a site's database via phpMyAdmin.