According to sources, OpenAI founder Sam Altman's World Network is in talks with payment giant Visa about a stablecoin payment wallet. It is reported that Tools for Humanity, the company responsible for overseeing Worldcoin and World Network, sent a product form request to credit card issuer Visa. According to people familiar with the matter, World Network is a blockchain-based ecosystem that aims to expand the capabilities of biometric identification system Worldcoin, engage with Visa or plan to link on-chain card functionality with self-insured crypto wallets.