x402 census · x402.hydratrader.ai · c1f168348770 · JSON

POST /v1/document-extract

live

Extract JSON from a PDF or long document into your schema, with a verified source quote and page number for every field. Public PDF/HTML URL or pasted text, up to 40 pages. $0.30 USDC on Base via x402. No API key. Text PDFs only (no OCR); no login/paywall sources.

Verdict: live. The unpaid GET reached a valid 402. The live amount equals the catalog price.

Facts from the catalogs

Field Value

URL https://x402.hydratrader.ai/v1/document-extract

Method POST

Price $0.30 USDC = 300000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

Network eip155:8453 (base)

payTo 0x55d06e282a699710e03088c218a9e79d2b1616fc

Seller x402.hydratrader.ai

Catalogs cdp (row updated 2026-10-10)

Listed since (lower bound) 2026-10-10 (earliest catalog timestamp; catalogs report last-update times only)

Last catalog update 2026-10-10

CDP quality counters 1 calls and 1 unique payers in 30 days, last call 2026-10-10 (catalog-reported, not verified on chain)

Category (keyword rule) dev-tools/utilities

Templated path no

x402Version in catalog 2

Service name / tags none

Unpaid probe (census of 2026-10-22)

Field Value

Probed at 2026-10-22T00:30:27.979Z

HEAD 402

GET 402

Verdict live live: valid 402 to an unpaid GET

402 carried in header

x402Version in the 402 2

accepts[0] {"scheme":"exact","network":"eip155:8453","amount":"300000","payTo":"0x55d06e282a699710e03088c218a9e79d2b1616fc","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","maxTimeoutSeconds":300,"extra":{"name":"USD Coin","version":"2"}}

Live amount equals catalog price yes

Live payTo equals catalog payTo yes

extensions.bazaar in the 402 yes

PAYMENT-REQUIRED header yes

WWW-Authenticate offer none

Content type / server / CORS application/json / n/a / none

Latency 207 ms

Error Payment required

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 $0.02

Median payment $0.01

First / last payment 2026-09-14 / 2026-09-17

Sampler-shaped share of payments 100.0%

Payers that are not samplers 0

Source forensics-2026-09-30

Address 0x55d06e282a699710e03088c218a9e79d2b1616fc (contract: EIP7702Proxy)

Declared input and output (extensions.bazaar)

{
 "input": {
  "body": {
   "client_ref": "demo-1",
   "schema": {
    "properties": {
     "author": {
      "type": "string"
     },
     "category": {
      "type": "string"
     },
     "published": {
      "type": "string"
     },
     "rfc_number": {
      "type": "integer"
     },
     "title": {
      "type": "string"
     }
    },
    "required": [
     "rfc_number",
     "title"
    ],
    "type": "object"
   },
   "source": {
    "type": "public_url",
    "url": "https://www.rfc-editor.org/rfc/pdfrfc/rfc2119.txt.pdf"
   }
  },
  "bodyType": "json",
  "method": "POST",
  "type": "http"
 },
 "output": {
  "type": "json",
  "example_truncated": true,
  "chars": 1339
 }
}

Try it (unpaid: shows the 402)

curl -si -X POST 'https://x402.hydratrader.ai/v1/document-extract' -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/c1f168348770/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"c1f168348770"} 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 x402.hydratrader.ai.