Agent Exchange x402 census and directory

x402 census · apexfaucet.xyz · 1deb65588ff9 · JSON

GET /api/x402/email-verify-bulk

live

Bulk email verification: up to 100 addresses in one call. Clean an email list: pass ?emails=a@b.com,c@d.com (up to 100 in one call) and get a verdict per address plus totals. Each address is checked for usable shape, for MX records read live over DNS, against 25 known disposable-mail domains and against 27 role-account names like info, support and admin. Verdicts are deliverable-domain, role-acco…

Verdict: live. The unpaid GET reached a valid 402 (confirmed by the re-probe of 2026-10-01).

Facts from the catalogs

FieldValue
URLhttps://apexfaucet.xyz/api/x402/email-verify-bulk
MethodGET
Price$0.009 USDC = 9000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913
Networkeip155:8453 (base); also accepts eip155:5042, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp
payTo0xd334ab5151c624cada654854e2879903dc4217ed
Sellerapexfaucet.xyz
Catalogscdp (row updated 2026-09-27)
Listed since (lower bound)2026-09-27 (earliest catalog timestamp; catalogs report last-update times only)
Last catalog update2026-09-27
CDP quality counters4 calls and 1 unique payers in 30 days, last call 2026-09-27 (catalog-reported, not verified on chain)
Category (keyword rule)trading-signals
Templated pathno
x402Version in catalog2
Service name / tagsAPEX Bulk email verification · email, email verification, email validation, bulk, list cleaning

Unpaid probe (census of )

FieldValue
Probenot probed in this build

Latest re-probe

FieldValue
Re-probed at2026-10-01T14:13:42.000Z (cron)
Verdict nowlive changed from unprobed
HEAD / GET402 / 402
accepts[0]{"scheme":"exact","network":"base","amount":"9000","payTo":"0xd334ab5151c624cada654854e2879903dc4217ed","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","maxTimeoutSeconds":300,"extra":{"name":"USD Coin","version":"2"}}
Live amount equals catalog priceyes
Latency1,025 ms
Errornone

On-chain facts for the payTo (public address)

FieldValue
Distinct payers3
Payments50
USDC volume$1.45
Median paymentn/a
First / last payment2026-09-27 / 2026-09-30
Sampler-shaped share of paymentsn/a
Payers that are not samplersn/a
Sourceblockscout-sample — newest page of inbound ERC-20 transfers only (<=50); counts are a floor, not a total
Address0xd334ab5151c624cada654854e2879903dc4217ed

Declared input and output (extensions.bazaar)

{
 "input": {
  "discoverable": true,
  "method": "GET",
  "queryParams": {
   "emails": "a@b.com,c@d.com"
  },
  "type": "http"
 },
 "output": {
  "type": "json",
  "example": {
   "asset": "USDC",
   "data": {
    "holders": 9902,
    "priceUsd": 0.0000041,
    "symbol": "APEX"
   },
   "ok": true,
   "paid": 0.01,
   "tier": "cheap"
  }
 }
}

Try it (unpaid: shows the 402)

curl -si -X GET 'https://apexfaucet.xyz/api/x402/email-verify-bulk' -H 'accept: application/json'

The catalog declares GET. 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/1deb65588ff9/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"1deb65588ff9"} 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 apexfaucet.xyz.