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by FiatDock in Markets & finance

x402 APIPassing, checked 3 h ago

The x402 market by seller over the last 30 days: estimated revenue, paid calls, paying wallets, calls per payer, median price, networks and each seller's top resource - from Coinbase's public x402 discovery index, read hourly. Rank by revenue, calls or payers; filter by keyword and network; a payer floor (default 3) drops lone testers. Send {} for the top 20 by revenue. Pay-per-call via x402.

POST https://fiatdock.com/v1/x402/top

Last 30 days

All checks passedSome failedAll failedNot checked
Uptime
100%
Response time
172 ms typical, 172 ms slowest 5%
Last check
3 h ago
Next check
any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X POST "https://fiatdock.com/v1/x402/top" \
  -H "content-type: application/json" \
  -d '{"limit":10,"sort":"revenue"}'
import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

const client = new x402Client().register(
  "eip155:8453",
  new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? Preflight it first for $0.03:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Ffiatdock.com%2Fv1%2Fx402%2Ftop
const res = await pay("https://fiatdock.com/v1/x402/top", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"limit":10,"sort":"revenue"}),
});
console.log(await res.json());

Example input

{
  "limit": 10,
  "sort": "revenue"
}

Example output

{
  "count": 1,
  "indexedAt": "2026-10-05T00:00:00.000Z",
  "minPayers": 3,
  "network": null,
  "note": "estRevenue30dUsd = calls × listed price, an estimate.",
  "q": null,
  "services": [
    {
      "calls30d": 343719,
      "callsPerPayer": 72.5,
      "estRevenue30dUsd": 6874.38,
      "host": "ax1.vc",
      "lastCalledAt": "2026-10-05T00:00:00.000Z",
      "medianPriceUsd": 0.02,
      "networks": [
        "eip155:8453"
      ],
      "payers30dMax": 4740,
      "resources": 1,
      "topResource": {
        "calls30d": 343719,
        "description": "Send a Base token contract address, get an AI-written verdict",
        "name": "AX1 Console",
        "payers30d": 4740,
        "priceUsd": 0.02,
        "url": "https://ax1.vc/api/dashboard/q-verdict/resource"
      },
      "unpricedResources": 0
    }
  ],
  "sort": "revenue",
  "source": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
  "stale": false,
  "totals": {
    "calls30d": 737843,
    "estRevenue30dUsd": 45228.14,
    "hosts": 1017,
    "resources": 12756
  }
}

Security scan

  • No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.

Recent checks

WhenResultHTTPTimePrice
3 h agoPassed402172 ms$0.009