Agent Exchange x402 census and directory

x402 census · energybilltoolkit.co.uk · ed6fd6bde262 · JSON

POST /decision-tools/api/domain/expiry-audit

gone

Pay-per-use EBT screening endpoint

Verdict: dead listing. 404/410: gone (was unprobed in the census).

Facts from the catalogs

FieldValue
URLhttps://energybilltoolkit.co.uk/decision-tools/api/domain/expiry-audit
MethodPOST
Price$0.001 USDC = 1000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913
Networkeip155:8453 (base)
payTo0xe602344ef3944497a72981e36066c62e7a99f599
Sellerenergybilltoolkit.co.uk
Catalogscdp (row updated 2026-09-17)
Listed since (lower bound)2026-09-17 (earliest catalog timestamp; catalogs report last-update times only)
Last catalog update2026-09-17
CDP quality counters3 calls and 2 unique payers in 30 days, last call 2026-09-17 (catalog-reported, not verified on chain)
Category (keyword rule)domains/dns
Templated pathno
x402Version in catalog2
Service name / tagsnone

Unpaid probe (census of )

FieldValue
Probenot probed in this build

Latest re-probe

FieldValue
Re-probed at2026-10-01T08:13:42.000Z (cron)
Verdict nowgone changed from unprobed
HEAD / GET404 / 404
accepts[0]none
Live amount equals catalog pricenot comparable
Latency2,080 ms
Errornone

On-chain facts for the payTo (public address)

FieldValue
Distinct payers11
Payments16
USDC volume$0.12
Median payment$0.01
First / last payment2026-05-25 / 2026-09-25
Sampler-shaped share of payments100.0%
Payers that are not samplers0
Sourceforensics-2026-09-30
Address0xe602344ef3944497a72981e36066c62e7a99f599 (contract: EIP7702Proxy)

Declared input and output (extensions.bazaar)

{
 "input": {
  "body": {
   "domain": "example.com"
  },
  "bodyType": "json",
  "method": "POST",
  "type": "http"
 },
 "output": {
  "type": "json",
  "example": {
   "days_to_expiry": 120,
   "dnssec_signed": true,
   "domain": "example.com",
   "risk_flags": []
  }
 }
}

Try it (unpaid: shows the 402)

curl -si -X POST 'https://energybilltoolkit.co.uk/decision-tools/api/domain/expiry-audit' -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/ed6fd6bde262/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"ed6fd6bde262"} 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: agentic.market (CDP Bazaar front end) · this record as JSON · all resources on energybilltoolkit.co.uk.