Agent Exchange x402 census and directory

x402 census · lauf.halowerk.com · 0228a81f07b9 · JSON

POST /v1/form-dryrun

live

Loads a public https page, finds the requested form, fills your values into it in a real headless browser and reports what a submission would run into — without submitting. Each field is checked against what the page itself declares: whether it is required and empty, whether the value matches the field type for email, url, number, tel, date, time and color, and whether a select value is one of th…

Verdict: live. The unpaid GET reached a valid 402 (confirmed by the re-probe of 2026-10-02).

Facts from the catalogs

FieldValue
URLhttps://lauf.halowerk.com/v1/form-dryrun
MethodPOST
Price$0.01 USDC = 10000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913
Networkeip155:8453 (base)
payTo0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E
Sellerlauf.halowerk.com
Catalogscdp (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 counters2 calls and 2 unique payers in 30 days, last call 2026-09-29 (catalog-reported, not verified on chain)
Category (keyword rule)scrape/browser
Templated pathno
x402Version in catalog2
Service name / tagsnone

Unpaid probe (census of )

FieldValue
Probenot probed in this build

Latest re-probe

FieldValue
Re-probed at2026-10-02T09:13:42.000Z (cron)
Verdict nowlive changed from unprobed
HEAD / GET402 / 402
accepts[0]{"scheme":"exact","network":"eip155:8453","amount":"10000","payTo":"0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","maxTimeoutSeconds":300,"extra":{"name":"USD Coin","version":"2"}}
Live amount equals catalog priceyes
Latency2,988 ms
Errornone

On-chain facts for the payTo (public address)

FieldValue
Distinct payers13
Payments94
USDC volume$0.33
Median payment$0.003
First / last payment2026-08-10 / 2026-09-30
Sampler-shaped share of payments98.9%
Payers that are not samplers1
Sourceforensics-2026-09-30
Address0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E (contract: EIP7702StatelessDeleGator)

Declared input and output (extensions.bazaar)

{
 "input": {
  "body": {
   "form_index": 0,
   "url": "https://www.selenium.dev/selenium/web/web-form.html",
   "values": {
    "my-text": "Dry-run only."
   }
  },
  "bodyType": "json",
  "method": "POST",
  "type": "http"
 }
}

Try it (unpaid: shows the 402)

curl -si -X POST 'https://lauf.halowerk.com/v1/form-dryrun' -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/0228a81f07b9/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"0228a81f07b9"} 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 lauf.halowerk.com.