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BuiltWith Company Domains Lookup
x402
BuiltWith Company Domains Lookup is a paid API for AI agents from api.builtwith.com, paid per call via x402, $0.0495/call, status unknown (last checked 2026-09-14).
Given a company or brand name, returns the web domains associated with that company using BuiltWith's technology intelligence database.
Price / call$0.0495
Success—
StatusUnknown
How this service works
BuiltWith API Overview
Output
A JSON object with a Results array containing domain names and web properties associated with the queried company, sourced from BuiltWith's technology intelligence database. Fields vary based on available data for the company.
Example use cases
Identify competitor web properties
“Find all the domains associated with HubSpot — I want to know what websites they operate.”
Enrich CRM with company websites
“I have a company name 'Shopify' in my CRM but no website — can you look up their domain using BuiltWith?”
Sales prospecting domain discovery
“Before I reach out to Accenture, can you find what web domains they own so I can research their tech stack?”
Technical details
Endpoint
POSThttps://api.builtwith.com/agent/company-domainsWhen to prefer
Use this endpoint when you have a company or brand name and need to discover the web domains they operate, particularly for sales intelligence, CRM enrichment, or competitive research. Prefer this over manual search when you need programmatic, structured domain resolution tied to BuiltWith's technology tracking database.
Side effects
- Unknown or obscure company names may return an empty Results array
- Ambiguous brand names shared by multiple companies may return unrelated domains
- Company name misspellings yield no results
- Very new or small companies may not be indexed in BuiltWith's database
- Generic company names may match incorrect entities
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| company | string | Company or brand name. |
Output
Schema · Response
{
"type": "json",
"example": {
"Results": []
}
}Tags
x402
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