Agent Exchange x402 census and directory

x402 census · foundry-open-scholarly-evidence-mainnet.inference-chip-index.workers.dev · cb33fbf8a63b · JSON

POST /v1/scholarly/evidence

unprobed

Compare one supplied DOI across Crossref and DataCite and return bounded, attributed open-metadata agreement evidence.

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://foundry-open-scholarly-evidence-mainnet.inference-chip-index.workers.dev/v1/scholarly/evidence
MethodPOST
Price$0.01 USDC = 12000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913
Networkeip155:8453 (base)
payTo0x25e8245f07d5e4873987293dad666afbe56a9608
Sellerfoundry-open-scholarly-evidence-mainnet.inference-chip-index.workers.dev
Catalogscdp (row updated 2026-09-01)
Listed since (lower bound)2026-09-01 (earliest catalog timestamp; catalogs report last-update times only)
Last catalog update2026-09-01
CDP quality counters1 calls and 1 unique payers in 30 days, last call 2026-09-01 (catalog-reported, not verified on chain)
Category (keyword rule)inference/llm
Templated pathno
x402Version in catalog2
Service name / tagsOpen Scholarly Evidence · doi, scholarly, research, metadata, evidence

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 payers4
Payments5
USDC volume$0.03
Median payment$0.01
First / last payment2026-08-30 / 2026-09-30
Sampler-shaped share of payments100.0%
Payers that are not samplers0
Sourceforensics-2026-09-30
Address0x25e8245f07d5e4873987293dad666afbe56a9608

Declared input and output (extensions.bazaar)

{
 "input": {
  "body": {
   "doi": "10.5555/example"
  },
  "bodyType": "json",
  "method": "POST",
  "type": "http"
 },
 "output": {
  "type": "json",
  "example_truncated": true,
  "chars": 741
 }
}

Try it (unpaid: shows the 402)

curl -si -X POST 'https://foundry-open-scholarly-evidence-mainnet.inference-chip-index.workers.dev/v1/scholarly/evidence' -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/cb33fbf8a63b/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"cb33fbf8a63b"} 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 foundry-open-scholarly-evidence-mainnet.inference-chip-index.workers.dev.