Agent Exchange x402 census and directory

x402 census · tariffmonkee.com · be45dc09e046 · JSON

GET /paid/ping

live

Health and payment-path check. Returns server time and a confirmation that your x402 payment settled. Cheapest endpoint in the catalog; use it to verify your client's payment flow before calling paid tools.

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

Facts from the catalogs

FieldValue
URLhttps://tariffmonkee.com/paid/ping
MethodGET
Price$0.001 USDC = 1000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913
Networkeip155:8453 (base); also accepts solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp
payTo0x0FAD15c9f4C38f439fd56C4d4e4Bc8fC71c42767
Sellertariffmonkee.com
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 counters5 calls and 4 unique payers in 30 days, last call 2026-09-17 (catalog-reported, not verified on chain)
Category (keyword rule)dev-tools/utilities
Templated pathno
x402Version in catalog2
Service name / tagsnone

Unpaid probe (census of )

FieldValue
Probenot probed in this build

Latest re-probe

FieldValue
Re-probed at2026-10-01T12:13:42.000Z (cron)
Verdict nowlive changed from unprobed
HEAD / GET200 / 402
accepts[0]{"scheme":"exact","network":"base","amount":"1000","payTo":"0x0FAD15c9f4C38f439fd56C4d4e4Bc8fC71c42767","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","maxTimeoutSeconds":300,"extra":{"name":"USD Coin","version":"2"}}
Live amount equals catalog priceyes
Latency536 ms
Errornone

On-chain facts for the payTo (public address)

FieldValue
Distinct payers2
Payments2
USDC volume$0.05
Median payment$0.03
First / last payment2026-09-17 / 2026-09-30
Sampler-shaped share of payments100.0%
Payers that are not samplers0
Sourceforensics-2026-09-30
Address0x0FAD15c9f4C38f439fd56C4d4e4Bc8fC71c42767

Declared input and output (extensions.bazaar)

{
 "input": {
  "method": "GET",
  "type": "http"
 }
}

Try it (unpaid: shows the 402)

curl -si -X GET 'https://tariffmonkee.com/paid/ping' -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/be45dc09e046/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"be45dc09e046"} 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 tariffmonkee.com.