# ai_mentor_orgs_users_pin_message_destroy Delete a pinned message for a user. Args: request: The HTTP request containing session details. org: Organization key identifier. user_id: The username of the student. Returns: Response: Status 204 on success. Raises: NotFound: If the student or pinned message does not exist. ValidationError: If request data is invalid. Endpoint: DELETE /api/ai-mentor/orgs/{org}/users/{user_id}/pin-message/ Version: 3.59.0-ai-plus Security: PlatformApiKeyAuthentication ## Path parameters: - `org` (string, required) - `user_id` (string, required)