builtwith-api

Overview

The builtwith-api project provides a comprehensive TypeScript implementation for querying the BuiltWith API, available as both a library and CLI. It serves as an MCP server via a separate package (builtwith-mcp) that exposes all 13 API methods as tools. The server offers detailed web technology detection, including domain analysis, technology trends, and keyword extraction. It supports multiple response formats and provides clear authentication options through API keys.

Try asking AI

After installing, here are 5 things you can ask your AI assistant:

• builtwith_free

  Free technology profile for a domain

  Try:Show me the technologies used by facebook.comTry:What technologies is google.com using?
• builtwith_domain

  Detailed technology profile (supports comma-separated multi-domain)

  Try:Get detailed technology information for example.comTry:Show technologies used by amazon.com and twitter.com
• builtwith_lists

  List domains using a specific technology

  Try:List websites using ShopifyTry:Find domains that use React
• builtwith_relationships

  Find related domains via shared identifiers

  Try:Find domains related to builtwith.comTry:Show related domains for microsoft.com
• builtwith_keywords

  Get keywords for domains

  Try:Extract keywords from hotelscombined.comTry:What keywords are associated with apple.com
• builtwith_trends

  Technology adoption trends

  Try:Show adoption trends for WordPressTry:Get trends data for React
• builtwith_companyToUrl

  Find domains for a company name

  Try:Find websites for MicrosoftTry:What domains are associated with Shell company
• builtwith_domainLive

  Live technology lookup

  Try:Check if example.com is liveTry:Verify domain status for google.com
• builtwith_trust

  Trust/verification score

  Try:Check trust score for a websiteTry:Get fraud signals for example.com
• builtwith_tags

  Tracking/analytics tags

  Try:Show tracking tags on example.comTry:What analytics tools is facebook.com using
• builtwith_recommendations

  Technology recommendations

  Try:Get technology recommendations for my websiteTry:What tools would you recommend for a new e-commerce site
• builtwith_redirects

  Redirect chain history

  Try:Show redirect history for example.comTry:Where does old-site.com redirect to

Comparable tools

Installation

npm install -g builtwith-mcp

{
  "mcpServers": {
    "builtwith": {
      "command": "npx",
      "args": ["-y", "builtwith-mcp"],
      "env": {
        "BUILTWITH_API_KEY": "YOUR_KEY"
      }
    }
  }
}

FAQ

How many tools does this MCP server provide?

The MCP server exposes 13 tools covering various BuiltWith API functionalities from free domain lookups to detailed technology analysis and trends.

What authentication method is required?

A BuiltWith API key is required, which can be passed via environment variable or directly as a command-line argument.

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