Extract structured public business contact information from any public business
Extract structured public business contact information from any public business website. Returns company name, emails, phone numbers, social profiles, postal addresses, and contact pages as structured JSON. $0.01 per request via x402 on Base.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
1248 msmedian answer time
$0.01listed price per call
$0.01price 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
POST https://api.stackgoai.com/api/v1/extract-contact
| Category | Company and compliance |
|---|---|
| Provider host | api.stackgoai.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 6 from 4 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.01 | 1248 ms |
Example input (from the provider)
{
"body": {
"url": "https://api.stackgoai.com/test-fixtures/contact-page"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"url": {
"description": "Public HTTP or HTTPS webpage URL",
"maxLength": 2048,
"type": "string"
}
},
"required": [
"url"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"addresses": {
"items": {
"properties": {
"addressCountry": {
"type": "string"
},
"addressLocality": {
"type": "string"
},
"addressRegion": {
"type": "string"
},
"postalCode": {
"type": "string"
},
"sourceUrl": {
"type": "string"
},
"streetAddress": {
"type": "string"
}
},
"required": [
"sourceUrl"
],
"type": "object"
},
"type": "array"
},
"companyName": {
"type": [
"string",
"null"
]
},
"contactPages": {
"items": {
"type": "string"
},
"type": "array"
},
"domain": {
"type": "string"
},
"emails": {
"items": {
"properties": {
"sourceUrl": {
"type": "string"
},
"value": {
"type": "string"
}
},
"required": [
"value",
"sourceUrl"
],
"type": "object"
},
"type": "array"
},
"inputUrl": {
"type": "string"
},
"meta": {
"properties": {
"durationMs": {
"type": "number"
},
"pagesFetched": {
"type": "number"
}
},
"required": [
"pagesFetched",
"durationMs"
],
"type": "object"
},
"pagesScanned": {
"items": {
"type": "string"
},
"type": "array"
},
"phones": {
"items": {
"properties": {
"sourceUrl": {
"type": "string"
},
"value": {
"type": "string"
}
},
"required": [
"value",
"sourceUrl"
],
"type": "object"
},
"type": "array"
},
"requestId": {
"type": "string"
},
"socials": {
"properties": {
"facebook": {
"items": {
"type": "string"
},
"type": "array"
},
"instagram": {
"items": {
"type": "string"
},
"type": "array"
},
"linkedin": {
"items": {
"type": "string"
},
"type": "array"
},
"x": {
"items": {
"type": "string"
},
"type": "array"
},
"youtube": {
"items": {
"type": "string"
},
"type": "array"
}
},
"required": [
"linkedin",
"facebook",
"instagram",
"x",
"youtube"
],
"type": "object"
},
"success": {
"type": "boolean"
}
},
"required": [
"success",
"inputUrl",
"domain",
"companyName",
"emails",
"phones",
"socials",
"addresses",
"contactPages",
"pagesScanned",
"meta",
"requestId"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}