What an agent should check before signing an x402 payment
The values an agent or its developer should compare before signing an x402 payment, which ones our own buyer script checks, and which it leaves out. Before it signs an x402 payment, an agent should compare the terms in the 402 response with values its owner fixed in advance: the network, the token, the recipient, the amount and the time window. If any of them differs, it stops and does not sign.…
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