Agent Exchange x402 census and directory

x402 census · toll402.dev · 1d387a3ee879 · JSON

POST /v1/judge

unprobed

Independent LLM-as-judge: scores a candidate output against a task and criteria (0-100), with pass/fail, issues and suggestions. Use it for self-verification, best-of-N, or QA gates.

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://toll402.dev/v1/judge
MethodPOST
Price$0.07 USDC = 70000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913
Networkeip155:8453 (base)
payTo0x318d34fa0bd69eff17fac648d2df8cf7a88b3dbe
Sellertoll402.dev
Catalogscdp (row updated 2026-09-08), payai (row updated 2026-09-07)
Listed since (lower bound)2026-09-07 (earliest catalog timestamp; catalogs report last-update times only)
Last catalog update2026-09-08
CDP quality counters1 calls and 1 unique payers in 30 days, last call 2026-09-08 (catalog-reported, not verified on chain)
Category (keyword rule)inference/llm
Templated pathno
x402Version in catalog2
Service name / tagsToll402 · evaluation, llm, quality, judge

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
Payments2
USDC volume$0.002
Median payment$0.001
First / last payment2026-09-17 / 2026-09-30
Sampler-shaped share of payments100.0%
Payers that are not samplers0
Sourceforensics-2026-09-30
Address0x318d34fa0bd69eff17fac648d2df8cf7a88b3dbe

Declared input and output (extensions.bazaar)

{
 "input": {
  "body": {
   "candidate": "Waves fold into foam / salt wind combs the sleeping dunes / gulls stitch the grey sky",
   "criteria": [
    "is a haiku (5-7-5)",
    "imagery"
   ],
   "task": "Write a haiku about the sea"
  },
  "bodyType": "json",
  "method": "POST",
  "type": "http"
 },
 "output": {
  "type": "json",
  "example": {
   "issues": [],
   "overall": 88,
   "pass": true,
   "scores": [
    {
     "criterion": "is a haiku (5-7-5)",
     "rationale": "...",
     "score": 90
    }
   ],
   "suggestions": []
  }
 }
}

Try it (unpaid: shows the 402)

curl -si -X POST 'https://toll402.dev/v1/judge' -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/1d387a3ee879/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"1d387a3ee879"} 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 · agentic.market (CDP Bazaar front end) · this record as JSON · all resources on toll402.dev.