Screen a person or business name against the US Treasury OFAC SDN sanctions list
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.
Answeringour last check, 2026-10-18
1 of 1checks answered this week
815 msmedian answer time
$0.02listed price per call
$0.02price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
GET https://synaptic.websterberrymarketing.com/agents/10-counterparty-screen
| Category | Company and compliance |
|---|---|
| Provider host | synaptic.websterberrymarketing.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 6 from 3 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-18 | valid payment request | 402 | $0.02 | 815 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"name": "Acme Trading LLC"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"ein": {
"description": "Optional US EIN (9 digits) to check nonprofit status",
"type": "string"
},
"name": {
"description": "Person or business name to screen",
"type": "string"
}
},
"required": [
"name"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}