No. The PIX Payout does not need a PIX Key to be made. If you have the bank details of the Bank, Account, Branch and Digit, you will be able to make a PIX payment to someone.
WEpayments makes both types of payment, by key or bank details. What will define the payment method to be used, whether PIX or TED, will be the way you send the payment request to our system, either via API or via a spreadsheet directly on our dashboard.
To find out how to define the payment method when sending via API, click here.
To find out how to set the payment method when sending the request by spreadsheet, click here.