Sample the $0.005 listing score before paying.

This is the exact response shape from the paid score route. If it matches what your agent or API listing needs, use the x402 command below.

Build your command Open sample JSON

Paid score route

POST https://listing-roast-x402-service-production.up.railway.app/api/listing-score

Price: $0.005 on eip155:8453.

Upgrade route

POST https://listing-roast-x402-service-production.up.railway.app/api/listing-roast

The full roast adds skip reasons, top fixes, a rewritten listing, and a stop-or-upgrade call.

{
  "service": "Listing Roast x402",
  "endpoint": "listing-score",
  "price": "$0.005",
  "verdict": "ready_to_test",
  "score": "5/5",
  "checkedSignals": {
    "buyer": true,
    "price": true,
    "output": true,
    "checkout": true,
    "example": true
  },
  "firstFix": "The basics are present. Use the full roast only if you want a rewrite and launch recommendation.",
  "nextStep": "Ready to test. Pay for the full roast only if you want the rewritten listing and stop-or-upgrade guidance.",
  "upgradeEndpoint": "/api/listing-roast"
}

Score command

npx awal@2.8.0 x402 pay https://listing-roast-x402-service-production.up.railway.app/api/listing-score \
  -X POST \
  -d '{"agentName":"Example x402 API","listingText":"A paid x402 API that helps builders check whether buyer agents understand the offer before paying. It returns JSON with skip reasons, top fixes, a rewritten listing, and a stop-or-upgrade recommendation. Example payloads are included for quick testing.","targetBuyer":"x402 and MCP builders","currentPrice":"$1.00","currentCheckoutPath":"/api/listing-roast","goal":"Increase first paid conversion"}' \
  --max-amount 5000

Full roast command

npx awal@2.8.0 x402 pay https://listing-roast-x402-service-production.up.railway.app/api/listing-roast \
  -X POST \
  -d '{"agentName":"Example x402 API","listingText":"A paid x402 API that helps builders check whether buyer agents understand the offer before paying. It returns JSON with skip reasons, top fixes, a rewritten listing, and a stop-or-upgrade recommendation. Example payloads are included for quick testing.","targetBuyer":"x402 and MCP builders","currentPrice":"$1.00","currentCheckoutPath":"/api/listing-roast","goal":"Increase first paid conversion"}' \
  --max-amount 10000