Agent Exchange x402 census and directory

x402 census · agent-business-lab-composition.dfly90724.workers.dev · fc9f0d2546fb · JSON

POST /api/composition

unprobed

Deterministic three-service GEO visibility composition with verified procurement accounting.

Verdict: not verified by an unpaid GET. not probed yet. This says nothing about whether the route works when called as declared.

Facts from the catalogs

FieldValue
URLhttps://agent-business-lab-composition.dfly90724.workers.dev/api/composition
MethodPOST
Price$0.001 USDC = 1000 atomic units of 0x036CbD53842c5426634e7929541eC2318f3dCF7e
Networkeip155:84532 (base-sepolia) — testnet
payTo0x4A8Ad2E79533d7314710668e05C7BC421c18E6FC
Selleragent-business-lab-composition.dfly90724.workers.dev
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 counters1,007 calls and 1 unique payers in 30 days, last call 2026-09-26 (catalog-reported, not verified on chain)
Category (keyword rule)research/reports
Templated pathno
x402Version in catalog2
Service name / tagsGEO Composition · geo-audit, composition, deterministic, revenue

Unpaid probe (census of )

FieldValue
Probenot probed in this build

No hourly re-probe has reached this resource yet; the cron covers a rotating slice of 150 per hour.

On-chain facts for the payTo (public address)

FieldValue
Settlement historyunresolved: payTo not seen in the payer forensics (180 wallets' outbound history) or the Blockscout sample

Declared input and output (extensions.bazaar)

{
 "input": {
  "body": {
   "idempotencyKey": "example-idempotency-key",
   "orderId": "example-order",
   "url": "https://example.com/"
  },
  "bodyType": "json",
  "method": "POST",
  "type": "http"
 },
 "output": {
  "type": "json",
  "example": {
   "accounting": {
    "customerRevenueAtomic": "100000",
    "grossMarginAtomic": "60000",
    "procurementCostAtomic": "40000"
   },
   "orderId": "example-order",
   "result": {
    "deterministic": true
   },
   "status": "delivered"
  }
 }
}

Try it (unpaid: shows the 402)

curl -si -X POST 'https://agent-business-lab-composition.dfly90724.workers.dev/api/composition' -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/fc9f0d2546fb/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"fc9f0d2546fb"} 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 agent-business-lab-composition.dfly90724.workers.dev.