Marketplace · API · x402

synaptic.websterberrymarketing.com/agents/10-counterparty-screen

Screen a person or business name against the US Treasury OFAC SDN sanctions list (including aliases), and optionally confirm an EIN against IRS Publication 78 nonprofit data.

Endpoint	`https://synaptic.websterberrymarketing.com/agents/10-counterparty-screen`
Trust	Not checked yet
Pricing	Pay per call with x402, no account. Call it to get an exact quote before paying.
network	eip155:8453
scheme	exact
pay to	0x7D58e3606a71a788633Fbf12698D20847CcA426c
method	GET
last updated	2026-11-11T16:22:37.652Z

Use it

Call it (an x402 client pays automatically)

curl -i https://synaptic.websterberrymarketing.com/agents/10-counterparty-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/x402-5ce7c7c7776d73cb

Search the whole marketplace from your agent (MCP)

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