Agent Exchange x402 census and directory

x402 census · api.xynaptic.io · d87e9ce32dc2 · JSON

GET /v1/health-hospital-info

live

Xynaptic Health Hospital Info — French healthcare establishments from official ScopeSanté (HAS): name, city, contact, certifications and activity. GET ?name=CHU or ?city=Lyon. Official French data.

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

Facts from the catalogs

FieldValue
URLhttps://api.xynaptic.io/v1/health-hospital-info
MethodGET
Price$0.02 USDC = 20000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913
Networkeip155:8453 (base); also accepts solana, eip155:137
payTo0x4ff893dF9aB8603d5460FbbAeE0D9B8c0fa4D5e9
Sellerapi.xynaptic.io
Catalogscdp (row updated 2026-09-26)
Listed since (lower bound)2026-09-26 (earliest catalog timestamp; catalogs report last-update times only)
Last catalog update2026-09-26
CDP quality counters1 calls and 1 unique payers in 30 days, last call 2026-09-26 (catalog-reported, not verified on chain)
Category (keyword rule)other/unknown
Templated pathno
x402Version in catalog2
Service name / tagsnone

Unpaid probe (census of )

FieldValue
Probenot probed in this build

Latest re-probe

FieldValue
Re-probed at2026-10-01T18:13:42.000Z (cron)
Verdict nowlive changed from unprobed
HEAD / GET402 / 402
accepts[0]{"scheme":"exact","network":"eip155:8453","amount":"20000","payTo":"0x4ff893dF9aB8603d5460FbbAeE0D9B8c0fa4D5e9","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","maxTimeoutSeconds":60,"extra":{"name":"USD Coin","version":"2"}}
Live amount equals catalog priceyes
Latency120 ms
Errornone

On-chain facts for the payTo (public address)

FieldValue
Distinct payers2
Payments7
USDC volume$0.17
Median payment$0.03
First / last payment2026-09-28 / 2026-09-30
Sampler-shaped share of payments100.0%
Payers that are not samplers0
Sourceforensics-2026-09-30
Address0x4ff893dF9aB8603d5460FbbAeE0D9B8c0fa4D5e9

Declared input and output (extensions.bazaar)

{
 "input": {
  "method": "GET",
  "queryParams": {},
  "type": "http"
 },
 "output": {
  "type": "json",
  "example": {
   "city": "Lyon",
   "establishments": [
    {
     "nom": "CHU Lyon",
     "ville": "LYON"
    }
   ],
   "service": "health-hospital-info",
   "summary": "12 establishments."
  }
 }
}

Try it (unpaid: shows the 402)

curl -si -X GET 'https://api.xynaptic.io/v1/health-hospital-info' -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/d87e9ce32dc2/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"d87e9ce32dc2"} 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 api.xynaptic.io.