x402 census · mcp.onchaindiligence.com · 9fcdc31ff357 · JSON
GET /x402/screen/:address
unprobed
Sanctions-screen an EVM wallet address against the Chainalysis on-chain oracle (OFAC, EU, UN designated addresses). Returns a clear sanctioned / not-sanctioned result. For AML compliance, counterparty due diligence, and payment screening before sending funds.
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
| Field | Value |
|---|---|
| URL | https://mcp.onchaindiligence.com/x402/screen/:address |
| Method | GET |
| Price | $0.01 USDC = 10000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 |
| Network | eip155:8453 (base) |
| payTo | 0x63c347d7e42b940e79AfEC3D172bFc2921b6c897 |
| Seller | mcp.onchaindiligence.com |
| Catalogs | cdp (row updated 2026-09-20) |
| Listed since (lower bound) | 2026-09-20 (earliest catalog timestamp; catalogs report last-update times only) |
| Last catalog update | 2026-09-20 |
| CDP quality counters | 2 calls and 2 unique payers in 30 days, last call 2026-09-20 (catalog-reported, not verified on chain) |
| Category (keyword rule) | identity/trust/kyc |
| Templated path | yes: contains :param or {param}; probed as listed |
| x402Version in catalog | 2 |
| Service name / tags | OnChainDiligence · payment-screening, sanctions, wallet, counterparty, aml |
Unpaid probe (census of )
| Field | Value |
|---|---|
| Probe | not 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)
| Field | Value |
|---|---|
| Settlement history | unresolved: payTo not seen in the payer forensics (180 wallets' outbound history) or the Blockscout sample |
Declared input and output (extensions.bazaar)
{
"input": {
"method": "GET",
"pathParams": {
"address": "0x0000000000000000000000000000000000000000"
},
"queryParams": {},
"type": "http"
},
"output": {
"type": "json",
"example": {
"attestation": {
"algorithm": "ed25519",
"key_id": "ed25519-EXAMPLEKEY000000",
"signature": "UN4TzBvkRsf0eGm4…ZFyElhq1Cg",
"signed": true
},
"data": {
"address": "0x0000000000000000000000000000000000000000",
"identifications": [],
"sanctioned": false
}
}
}
}
Try it (unpaid: shows the 402)
curl -si -X GET 'https://mcp.onchaindiligence.com/x402/screen/:address' -H 'accept: application/json'
The catalog declares GET. 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/9fcdc31ff357/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"9fcdc31ff357"} 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 mcp.onchaindiligence.com.