Agent Exchange x402 census and directory

x402 census · api.x402node.dev · bebd591dd02a · JSON

GET /finance/forex

live

Real-time forex / exchange rates from the European Central Bank (via Frankfurter). Pass from=USD and to=EUR (or batch to=EUR,GBP,JPY,CNY). Returns rates, inverse rates and last-update date. For AI agents needing exchange rate, currency conversion, fx rate and forex data. 实时外汇汇率,支持批量与反向汇率。 Accepts payment on Base or Solana — either network works.

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

Facts from the catalogs

FieldValue
URLhttps://api.x402node.dev/finance/forex
MethodGET
Price$0.008 USDC = 8000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913
Networkeip155:8453 (base); also accepts solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp
payTo0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e
Sellerapi.x402node.dev
Catalogscdp (row updated 2026-09-30), payai (row updated 2026-07-20)
Listed since (lower bound)2026-07-20 (earliest catalog timestamp; catalogs report last-update times only)
Last catalog update2026-09-30
CDP quality counters20 calls and 14 unique payers in 30 days, last call 2026-09-30 (catalog-reported, not verified on chain)
Category (keyword rule)finance/macro
Templated pathno
x402Version in catalog2
Service name / tagsnone

Unpaid probe (census of 2026-09-30)

FieldValue
Probed at2026-09-30T23:24:48.970Z
HEAD400
GET402
Verdictlive live: valid 402 to an unpaid GET
402 carried inheader
x402Version in the 4022
accepts[0]{"scheme":"exact","network":"eip155:8453","amount":"8000","payTo":"0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","maxTimeoutSeconds":300,"extra":{"name":"USD Coin","version":"2"}}
Live amount equals catalog priceyes
Live payTo equals catalog payToyes
extensions.bazaar in the 402yes
PAYMENT-REQUIRED headeryes
WWW-Authenticate offernone
Content type / server / CORSapplication/json / n/a / none
Latency2,059 ms
ErrorPayment required

Latest re-probe

FieldValue
Re-probed at2026-10-01T04:13:18.000Z (cron)
Verdict nowlive unchanged
HEAD / GET400 / 402
accepts[0]{"scheme":"exact","network":"eip155:8453","amount":"8000","payTo":"0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","maxTimeoutSeconds":300,"extra":{"name":"USD Coin","version":"2"}}
Live amount equals catalog priceyes
Latency1,058 ms
Errornone

On-chain facts for the payTo (public address)

FieldValue
Distinct payers97
Payments385
USDC volume$4.30
Median payment$0.005
First / last payment2026-06-17 / 2026-09-30
Sampler-shaped share of payments99.5%
Payers that are not samplers2
Sourceforensics-2026-09-30
Address0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e

Declared input and output (extensions.bazaar)

{
 "input": {
  "method": "GET",
  "queryParams": {
   "from": "string",
   "to": "string"
  },
  "type": "http"
 }
}

Try it (unpaid: shows the 402)

curl -si -X GET 'https://api.x402node.dev/finance/forex' -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/bebd591dd02a/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"bebd591dd02a"} 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 · agentic.market (CDP Bazaar front end) · this record as JSON · all resources on api.x402node.dev.