TLDR Tech / Crypto
The Missing Infrastructure for AI Agents
a16z Crypto maps five blockchain use cases for the AI agent economy, arguing that as agents become autonomous economic actors, gaps in identity, governance, payments, trust verification, and user control require infrastructure that traditional rails cannot provide. On the payments front, Stripe and Tempo's MPP marketplace cleared 34,000+ agent-to-agent transactions in its first week at fees as low as $0.003, while x402 processes roughly $1.6M monthly in agent-driven payments, with headless merchants proving difficult for conventional processors to underwrite. Scoped delegation frameworks from MetaMask, Coinbase AgentKit, and Merit Systems let users define agent permissions at the smart contract level, and NEAR Intents has handled over $15B in cumulative DEX volume since Q4 2024.
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