Up · Listing Roast

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://listing-roast-x402-service-production.up.railway.app/api/listing-roast", {
  method: "GET",
});
const data = await res.json();

curl -X GET \
  "https://listing-roast-x402-service-production.up.railway.app/api/listing-roast?agentName=Example+x402+API&currentCheckoutPath=%2Fapi%2Flisting-roast&currentPrice=%241.00&goal=Increase+first+paid+conversion&listingText=A+paid+x402+API+that+helps+builders+check+whether+buyer+agents+understand+the+offer+before+paying.+It+returns+JSON+with+skip+reasons%2C+top+fixes%2C+a+rewritten+listing%2C+and+a+stop-or-upgrade+recommendation.+Example+payloads+are+included+for+quick+testing.&targetBuyer=x402+and+MCP+builders" \
  -H "X-PAYMENT: <signed x402 payment>"

{
  "checkedSignals": {
    "buyer": true,
    "checkout": true,
    "example": true,
    "output": true,
    "price": true
  },
  "endpoint": "listing-roast-quick-score",
  "firstFix": "The basics are present. Use the full roast only if you want a rewrite and launch recommendation.",
  "nextStep": "This GET route keeps the indexed /api/listing-roast URL payable at the lowest price. Use POST /api/listing-roast for the full rewrite and launch recommendation.",
  "price": "$0.001",
  "score": "5/5",
  "service": "Listing Roast x402",
  "upgradeEndpoint": "/api/listing-roast",
  "verdict": "ready_to_test"
}