api console
x402 round-trip
Submit to /discover, see the 402 response, then call /fulfill. Switch the mode toggle to settle on Base mainnet with your wallet, or run the simulated path.
mainnet · live
chain: base · 8453asset: USDCtreasury not configured · real mode disabled
1
POST /discover
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pricing…
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402 Payment Required
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simulating x402 payment
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sample + license delivered
Request
POST /discovertype
spec
geo
freshness
awaiting request
Submit a /discover call to see the 402 response.