# core_users_platforms_create Explicitly link platform to user_id Params: user_id platform_key added_on (optional) expired_on (optional) is_admin (optional) active (optional) Endpoint: POST /api/core/users/platforms/ Version: 3.59.0-ai-plus Security: PlatformApiKeyAuthentication ## Request fields (application/json): - `user_id` (integer, required) - `platform_key` (string, required) - `added_on` (string) - `expired_on` (string) - `is_admin` (boolean) - `active` (boolean)