Agent Exchange x402 census and directory

x402 census · one-search.one-engine.workers.dev · a5095aa0d079 · JSON

POST /v1/hash/sha256

unprobed

Generate a SHA-256 cryptographic hash from UTF-8 text

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://one-search.one-engine.workers.dev/v1/hash/sha256
MethodPOST
Price$0.0009 USDC = 900 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913
Networkeip155:8453 (base)
payTo0x5330F694c840B32124f16675c1777903f5F12686
Sellerone-search.one-engine.workers.dev
Catalogspayai (row updated 2026-09-29)
Listed since (lower bound)2026-09-29 (earliest catalog timestamp; catalogs report last-update times only)
Last catalog update2026-09-29
CDP quality countersnot in the CDP catalog
Category (keyword rule)crypto-data
Templated pathno
x402Version in catalog2
Service name / tagsnone

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
Distinct payers2
Payments23
USDC volume$0.09
Median paymentn/a
First / last payment2026-09-28 / 2026-09-29
Sampler-shaped share of paymentsn/a
Payers that are not samplersn/a
Sourceblockscout-sample — newest page of inbound ERC-20 transfers only (<=50); counts are a floor, not a total
Address0x5330F694c840B32124f16675c1777903f5F12686

Declared input and output (extensions.bazaar)

{
 "input": {
  "body": {
   "text": "hello"
  },
  "type": "http",
  "method": "POST",
  "bodyType": "json"
 },
 "output": {
  "type": "json",
  "example": {
   "hash": "2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824",
   "product": "hash_sha256",
   "algorithm": "SHA-256"
  }
 }
}

Try it (unpaid: shows the 402)

curl -si -X POST 'https://one-search.one-engine.workers.dev/v1/hash/sha256' -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/a5095aa0d079/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"a5095aa0d079"} 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 · this record as JSON · all resources on one-search.one-engine.workers.dev.