#payments
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The Future of Payments: From Credit Cards to Agentic Commerce
Max Levchin and Alex Rampell discuss the evolution of fintech, the persistence of the credit card interface, and why AI agents represent the next frontier in payment innovation.
a16z (Andreessen Horowitz)Why x402 Isn't Ready for Production Yet
While x402 is a promising standard for agentic payments, it currently suffers from double-spending vulnerabilities, conflicting HTTP status code requirements, and rigid billing models that force developers into clunky workarounds.
AI EngineerA Mental Model for Agentic Authorization and Payments
To secure autonomous agent actions, builders must answer three questions: Did the human authorize this? Is it allowed in this scope? Can we prove it later? The answer depends on a ladder of stakes, ranging from simple logs to cryptographic proofs.
Google's Universal Cart and Agent Payments Protocol
Google is transitioning AI assistants from recommendation tools to active commerce participants by launching a cross-platform 'Universal Cart' and a secure payment protocol for autonomous agent transactions.
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