AI Engineer · AI

x402 isn’t good (yet) — Jan Curn, Apify

Between the moment an x402 server verifies a payment signature and the moment it settles on the blockchain, nothing stops the buyer spending that money somewhere else. Jan Curn's point is that a client can mint a thousand signatures against one wallet, so any seller starting real work on the strength of a verification is exposed. The workaround is to do the work only after settlement, fine for a fixed price API call and awkward for anything slowe

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