When a seller completes a transaction on Half.com, the payment processing timeline can vary based on several factors. Typically, once the item is marked as shipped and confirmed by the buyer, the payment is usually processed and released within a few days. However, sellers should keep in mind that there may be additional time required for banks or payment systems to reflect the transaction in their accounts. In general, it can take anywhere from one to several business days for the seller to see the funds available. It is always a good idea for sellers to stay informed by regularly checking their account and transactions on the Half.com website, where specific information regarding payment times and other relevant details can be found.