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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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Published in the last two hours. Multiple named entities are involved.

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.

Why this matters

USD Coin is showing up inside the Stablecoins theme, so this story is worth tracking for follow-through rather than treating it as a one-off headline.

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