Agent Exchange x402 census and directory

x402 census · dznviqumoishbyp7dtbwld5444.srv.us · 1dd3e952c532 · JSON

POST /preflight

unprobed

One unpaid-probe preflight report for an x402 endpoint.

Verdict: not verified by an unpaid GET. not probed yet. This says nothing about whether the route works when called as declared.

Facts from the catalogs

FieldValue
URLhttps://dznviqumoishbyp7dtbwld5444.srv.us/preflight
MethodPOST
Price$0.004 USDC = 4000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913
Networkeip155:8453 (base)
payTo0xB5bC75A1085345B89531DE4bfA1FF19EE8F9c29a
Sellerdznviqumoishbyp7dtbwld5444.srv.us
Catalogspayai (row updated 2026-09-30)
Listed since (lower bound)2026-09-30 (earliest catalog timestamp; catalogs report last-update times only)
Last catalog update2026-09-30
CDP quality countersnot in the CDP catalog
Category (keyword rule)research/reports
Templated pathno
x402Version in catalog2
Service name / tagsx402 Preflight · x402, preflight, verification, safety, agents

Unpaid probe (census of )

FieldValue
Probenot probed in this build

No hourly re-probe has reached this resource yet; the cron covers a rotating slice of 150 per hour.

On-chain facts for the payTo (public address)

FieldValue
Settlement historyunresolved: payTo not seen in the payer forensics (180 wallets' outbound history) or the Blockscout sample

Declared input and output (extensions.bazaar)

{
 "input": {
  "body": {
   "url": "https://example.com/paid-endpoint",
   "expect": {
    "pay_to": "0x... optional: recipient you were promised",
    "network": "base — optional",
    "max_amount": "10000 — optional, base units"
   }
  },
  "type": "http",
  "method": "POST",
  "bodyType": "json"
 },
 "output": {
  "type": "json",
  "example": {
   "verdict": "do_not_pay",
   "findings": [
    {
     "code": "payto_mismatch",
     "level": "blocking",
     "detail": "Endpoint asks payment to a different address than you expected."
    }
   ],
   "challenge": {
    "pay_to": [
     "0x..."
    ],
    "amounts": [
     "10000"
    ],
    "networks": [
     "base"
    ]
   },
   "http_status": 402
  }
 }
}

Try it (unpaid: shows the 402)

curl -si -X POST 'https://dznviqumoishbyp7dtbwld5444.srv.us/preflight' -H 'accept: application/json' -H 'content-type: application/json' --data '{}'

The catalog declares POST. A 402 answer carries the payment requirements in the JSON body and, for x402 v2, base64 in the PAYMENT-REQUIRED header. This page never sends a payment.

Paid checks (x402, USDC on Base)

GET https://bazaar.agentexchange.work/r/1dd3e952c532/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"1dd3e952c532"} places this resource at the top of the report and search pages for 30 days for $1.00, labelled. Unpaid requests answer 402 with the terms. Pricing.

Catalog references: PayAI listing status · this record as JSON · all resources on dznviqumoishbyp7dtbwld5444.srv.us.