ソース:[1] Y Combinator, Base and Coinbase Ventures Launch ‘Fintech 3.0’ as Finance Goes On-Chain (https://www.coindesk.com/business/2025/09/23/ ...)[2] YC x Coinbase RFS: Build Onchain | Y Combinator (https://vertexaisearch.cloud.google.com/groun ...)[3] Google announces AI payments protocol with stablecoin support: Reports - Blockworks (https://vertexaisearch.cloud.google.com/groun ...)