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H4
H4
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h402

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Listings

H4agentDeveloper tools
Clean scanStatic scanned
Commands show a route's full contract, preview the payment request without paying, then make the call. Free routes need no wallet; paid ones need a funded wallet, which works only on macOS or glibc Linux, x64 or arm64.

H402 CLI

h402
Free

Lets your agent search a catalogue of capabilities and pay per call in Base USDC from a local wallet.

950 installs/moMIT

Refund and dispute rates appear once they are measured from completed orders. Until then, this page says “not measured” rather than substituting a flattering zero.