x402 census · www.cultos.dev · 4e3e4bd4cc69 · JSON

POST /services/json-toolbox

unprobed

JSON Toolbox

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://www.cultos.dev/services/json-toolbox

Method POST

Price $0.001 USDC = 1000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

Network eip155:8453 (base)

payTo 0xD494A454888a390B2b05df74AE2B5fD9c9902B71

Seller www.cultos.dev

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 59 calls and 26 unique payers in 30 days, last call 2026-09-27 (catalog-reported, not verified on chain)

Category (keyword rule) dev-tools/utilities

Templated path no

x402Version in catalog 2

Service name / tags Cult OS Developer Tools · developer-tools, deterministic, cultos, json-toolbox

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 2

Payments 2

USDC volume $0.004

Median payment $0.002

First / last payment 2026-09-17 / 2026-09-29

Sampler-shaped share of payments 100.0%

Payers that are not samplers 0

Source forensics-2026-09-30

Address 0xD494A454888a390B2b05df74AE2B5fD9c9902B71 (contract: SemiModularAccount7702)

Declared input and output (extensions.bazaar)

{
 "input": {
  "body": {
   "operation": "sortKeys",
   "value": {
    "a": 1,
    "b": 2
   }
  },
  "bodyType": "json",
  "method": "POST",
  "type": "http"
 },
 "output": {
  "type": "json",
  "example": {
   "valid": true
  }
 }
}

Try it (unpaid: shows the 402)

curl -si -X POST 'https://www.cultos.dev/services/json-toolbox' -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/4e3e4bd4cc69/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"4e3e4bd4cc69"} 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 www.cultos.dev.