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Crypto Long & Short: What happens when an AI agent pays for the wrong thing

coindesk
coindesk|Oct 28, 2026 16:12
DEK: The largest card networks now sit in the top governance tier of x402, the standard that AI agents use to pay for things online. Albert Castellana of GenLayer Labs explains why that standard has no way to dispute a charge, and what happens when the payment settles but the agent receives something wrong or useless.
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Oct 28, 15:44Arbitrum introduces ZK settlement into the programmable economy.
Oct 28, 14:02Bitcoin payments are hampered by weak demand.
Oct 28, 13:48AI agents cannot monitor and protect cross-chain bridges like maintenance personnel.
Oct 28, 13:37Weak demand for Bitcoin payments is not due to technological deficiencies.
Oct 28, 13:01AI agents cannot protect bridges
Oct 28, 04:45The trend of all asset classes eventually going on-chain.
Oct 28, 04:21The agent started buying domain names with his own money.
Oct 27, 19:06BOLT11 requires Lightning invoices to use a payment hash and a payment key.
Oct 27, 15:14Lightning Labs launches Wavelength, supporting Bitcoin payments.
Oct 27, 14:08x402/Celo now supports multiple stablecoin payments.

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