Wire · technology
Card Checkout Is Dead for Agents. The Replacement Rails Have Settled 191 Million Transactions.
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Fusion42 · 12 October 2026 · Fusion42 review
Legacy card-based checkout for AI agents ended in March 2026, replaced by two distinct stablecoin-native protocols: x402 with 191 million transactions targeting high-velocity usage, and MPP with tens of thousands focusing on compliant, enterprise-grade flows.
This Wire brief sits within Fusion42's coverage of AI Agents, Crypto & Web3 and Fintech.
◆ ◆ The Wire takeaway
You face a split in AI agent payment rails with x402 driving scale and MPP focusing on enterprise trust. Pick your bet or build for interoperability to avoid being locked out as these rails become the backbone of machine-to-machine commerce.
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1 source · 11 Oct 2026
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