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What Is x402? How AI Agents Pay With Crypto

Coinbase's x402 protocol puts the web's long-unused 402 code to work so AI agents and apps can pay for APIs and data in stablecoins like USDC.
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Coinbase's x402 protocol puts the web's long-unused 402 code to work so AI agents and apps can pay for APIs and data in stablecoins like USDC.