Key Notes

Circle's wallets now work with the x402 protocol for automated on-chain payments.

The system allows AI agents to pay for API services with USDC without human help.

This creates new pay-per-use monetization models for developers and online services.

Circle Internet Financial has unveiled a new integration that allows artificial intelligence agents to pay for online services autonomously. The development, announced on Sept. 12, combines the firm’s wallet infrastructure with a new payment protocol to facilitate automated transactions using USD Coin USDC $1.00 24h volatility: 0.0% Market cap: $73.18 B Vol. 24h: $17.60 B .

According to the company blog post , the system is built on Coinbase’s x402 protocol, an open standard that reactivates the

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