BuiltWith · Schema

BuiltWith Lists API Result

Schema for the BuiltWith Lists API response, returning paginated website lists for a given technology.

Technology ProfilingLead GenerationWeb IntelligenceTechnology DetectionWebsite AnalysisMarket ResearchTechnographicsSales IntelligenceAI AgentsMCPAgentic CommerceReal-Time Data

Properties

Name Type Description
NextOffset string Pagination cursor for the next page. Value 'END' indicates the last page.
Results array Array of websites using the queried technology
View JSON Schema on GitHub

JSON Schema

builtwith-lists-schema.json Raw ↑
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://api.builtwith.com/schemas/lists-result",
  "title": "BuiltWith Lists API Result",
  "description": "Schema for the BuiltWith Lists API response, returning paginated website lists for a given technology.",
  "type": "object",
  "properties": {
    "NextOffset": {
      "type": "string",
      "description": "Pagination cursor for the next page. Value 'END' indicates the last page.",
      "example": "oQEwEnH2FJuIzeXOEk2T"
    },
    "Results": {
      "type": "array",
      "description": "Array of websites using the queried technology",
      "items": {
        "$ref": "#/$defs/ListResultItem"
      }
    }
  },
  "required": ["Results"],
  "$defs": {
    "ListResultItem": {
      "type": "object",
      "description": "A single website result from the Lists API",
      "properties": {
        "D": {
          "type": "string",
          "description": "Domain name",
          "example": "shopify.com"
        },
        "S": {
          "type": "number",
          "description": "Monthly technology spend estimate (USD)"
        },
        "FD": {
          "type": "integer",
          "description": "First detection timestamp (milliseconds)"
        },
        "LD": {
          "type": "integer",
          "description": "Last detection timestamp (milliseconds)"
        },
        "SKU": {
          "type": "integer",
          "description": "eCommerce product SKU count"
        },
        "R": {
          "type": "number",
          "description": "Revenue estimate (USD)"
        },
        "F": {
          "type": "integer",
          "description": "Social media follower count"
        },
        "E": {
          "type": "integer",
          "description": "Employee count estimate"
        },
        "A": {
          "type": "integer",
          "description": "Alexa traffic rank"
        },
        "Q": {
          "type": "integer",
          "description": "Quantcast traffic rank"
        },
        "M": {
          "type": "integer",
          "description": "Majestic traffic rank"
        },
        "U": {
          "type": "string",
          "description": "ISO 3166-1 alpha-2 country code"
        },
        "Meta": {
          "$ref": "#/$defs/ListMeta"
        }
      },
      "required": ["D"]
    },
    "ListMeta": {
      "type": "object",
      "description": "Optional metadata included when META=yes",
      "properties": {
        "Name": {
          "type": "string",
          "description": "Company or site owner name"
        },
        "Title": {
          "type": "string",
          "description": "Website page title"
        },
        "Description": {
          "type": "string",
          "description": "Website meta description"
        },
        "Emails": {
          "type": "array",
          "items": { "type": "string", "format": "email" }
        },
        "Telephones": {
          "type": "array",
          "items": { "type": "string" }
        },
        "Social": {
          "type": "array",
          "items": { "type": "string", "format": "uri" },
          "description": "Social media profile URLs"
        }
      }
    }
  }
}

Work with this as data

Every JSON Schema here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for schemas

4 MCP tools reach this
  • find_json_schemasBrowse and filter every JSON Schema in the catalog.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This JSON Schema
curl "https://apis.io/api/v1/json-schemas/builtwith-lists"
All schemas
curl "https://apis.io/api/v1/json-schemas?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

A second provider on the same verified email joins the account you already have.