Base offers a modular agent stack with USDC paymentsBase’s agents page explicitly describes USDC payments for x402 services, wallets with spending controls, Base MCP connections and ecosystem tools including Virtuals. It presents identity, payments and agent coordination as composaTIBBIR 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