Marketplace · API · x402

presign-guard.fizzl.eu/v1/screen

Sanctions screen for a wallet address: is it on the OFAC list? Screens any chain's address (EVM, Solana, Tron, Bitcoin, XRP Ledger, Algorand) against the OFAC SDN list, synced from the US Treasury, plus theft, phishing and mixer reports for EVM addresses. Green/orange/red with the SDN entry (name, programs) when listed. For sellers screening who pays them and agents checking who they pay. Bulk: 100 checks for $0.80 via /v1/credits.

Endpointhttps://presign-guard.fizzl.eu/v1/screen
Trust✓ Verified callable · 100% uptime over 1 checks · ~402 ms
PricingPay per call with x402, no account. Call it to get an exact quote before paying.
networkeip155:8453
schemeexact
pay to0x6B0F4651eD42893ab58139938175E4a69f175F25
methodGET
last updated2026-10-30T08:39:01.694Z

Use it

Call it (an x402 client pays automatically)

curl -i https://presign-guard.fizzl.eu/v1/screen
# 402 reply -> sign PAYMENT-REQUIRED with an x402 client (e.g. @x402/fetch) -> retry with PAYMENT-SIGNATURE

This listing as JSON

curl https://aipaygen.com/v1/catalog/api/x402-e5c423ca824a675d

Search the whole marketplace from your agent (MCP)

{
  "mcpServers": {
    "aipaygen": {
      "url": "https://aipaygen.com/mcp"
    }
  }
}

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