$0.01
per call · USD Coin on Base
File what you want to buy from an agent-facing API and cannot buy today. Optional kind is typically one of coin, country, vies_country, monitor_host, sms_service — free-form values possible. The $0.01 fee is there to keep intents honest, not to sell you anything: it is not a purchase of the capability and no promise that it gets built. Optionally add the price per call you would pay and your expected monthly volume. Free alternative: POST /agent/request.
Endpoint
POST https://agentdata-api.sander-van-aard.workers.dev/agent/want1
Calls / 30d
1
Unique payers / 30d
Aug 30
Last called
exact
Payment scheme
Call this service
import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";
const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);
const res = await fetchWithPay("https://agentdata-api.sander-van-aard.workers.dev/agent/want", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({
"expected_calls_per_month": 2000,
"kind": "country",
"max_price_usd": 0.05,
"value": "PT",
"want": "Portuguese company register lookup by NIPC"
}),
});
const data = await res.json();curl -X POST \
"https://agentdata-api.sander-van-aard.workers.dev/agent/want" \
-H "Content-Type: application/json" \
-d '{"expected_calls_per_month":2000,"kind":"country","max_price_usd":0.05,"value":"PT","want":"Portuguese company register lookup by NIPC"}' \
-H "X-PAYMENT: <signed x402 payment>"Example response
{
"checked_at": "2026-07-29T08:00:00.000Z",
"intent_id": "want_a1b2c3d4e5f6",
"note": "Recorded as a paid intent. The $0.01 fee exists to keep intents honest — it is not a purchase of the capability, not a subscription, and no promise that this gets built. Your intent is counted in the paid /x402/demand-report, aggregated and anonymised: your wallet is stored only as a keyed hash and the text of your intent is never resold verbatim. Coverage identifiers (kind/value) are what make an intent countable, so send them if you can.",
"query": {
"expected_calls_per_month": 2000,
"kind": "country",
"max_price_usd": 0.05,
"value": "PT",
"want": "Portuguese company register lookup by NIPC"
},
"recorded": true
}Payment details
0xb0ae6a9bd7a573ddda58db6c28622417e8ca2099USD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913Is this your API?
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