Coinbase-backed x402 V2 links Base, Solana and cards for AI-native payments

Crypto.NewsDecember 12, 2025

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Coinbase-backed x402 V2 adds multi-chain routing, wallet sessions and discovery so AI agents and web services can settle HTTP 402 payments across crypto and legacy rails. The x402 payments protocol, incubated by Coinbase for autonomous machine-to-machine transactions, released its V2…

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