AI agent payments infrastructureDescribes programmable wallets, spending guardrails, cards, merchant-of-record checkout and credentials based on W3C standards. Its FAQ states x402, AP2 and Visa Intelligent Commerce support.TIBBIR UNIVERSE THIS IS TIBBIR How to get TIBBIR Ribbit in numbers Connected clues Account archive Bridge & contracts On-chain research Connections Community The story Reading room Network map Timeline Findings Source library Conversations People & companies Open questions Export & reuse