x402 census · agent-vending-production.up.railway.app · fce2d995679f · JSON

POST /v1/location-compare

unprobed

Compare U.S. locations across Census demographics, income, education, housing and workforce metrics in one call.

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

Field Value

URL https://agent-vending-production.up.railway.app/v1/location-compare

Method POST

Price $0.01 USDC = 10000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

Network eip155:8453 (base)

payTo 0x0b4242adf40726d9b09688030948176752d29924

Seller agent-vending-production.up.railway.app

Catalogs cdp (row updated 2026-09-27)

Listed since (lower bound) 2026-09-27 (earliest catalog timestamp; catalogs report last-update times only)

Last catalog update 2026-09-27

CDP quality counters 4 calls and 2 unique payers in 30 days, last call 2026-09-27 (catalog-reported, not verified on chain)

Category (keyword rule) agent-services

Templated path no

x402Version in catalog 2

Service name / tags Location Compare · location comparison, compare counties, Census data, ACS, demographics

Unpaid probe (census of )

Field

Value

Probe

not 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)

Field Value

Distinct payers 1

Payments 3

USDC volume $0.03

Median payment $0.01

First / last payment 2026-09-30 / 2026-09-30

Sampler-shaped share of payments 100.0%

Payers that are not samplers 0

Source forensics-2026-09-30

Address 0x0b4242adf40726d9b09688030948176752d29924 (contract)

Declared input and output (extensions.bazaar)

{
 "input": {
  "body": {
   "locations": [
    {
     "name": "Ventura County",
     "state": "CA",
     "type": "county"
    },
    {
     "name": "Orange County",
     "state": "CA",
     "type": "county"
    },
    {
     "name": "San Diego County",
     "state": "CA",
     "type": "county"
    }
   ]
  },
  "bodyType": "json",
  "method": "POST",
  "type": "http"
 },
 "output": {
  "type": "json",
  "example_truncated": true,
  "chars": 1391
 }
}

Try it (unpaid: shows the 402)

curl -si -X POST 'https://agent-vending-production.up.railway.app/v1/location-compare' -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/fce2d995679f/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"fce2d995679f"} 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-vending-production.up.railway.app.