x402 Policy Enforcement: How to Add Spending Limits to HTTP 402 Payments
Set per-endpoint spending limits, recipient allowlists, and rate controls on x402 payments — without giving up your private keys. Here's how it works.
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X402
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X402 Protocol Security: Stop AI Agents Draining Your Wallet
X402 lets AI agents pay for resources autonomously. Without spending controls, a single loop can drain your wallet. Here's how to enforce limits on agent payments.