How to Use the BuiltWith Tech Lookup MCP in Claude

Q: How do I install BuiltWith Tech Lookup in Claude Desktop?

Open your claudedesktopconfig.json file and paste the Vinkius MCP connection details under the mcpServers key. Once you restart the desktop app, the new tools will show up right next to your chat input.

Q: Can BuiltWith Tech Lookup on Claude Desktop pull company details?

Yes, the getdomaincompanyinfo tool extracts physical addresses, phone numbers, and employee counts. Claude uses this data to write targeted outreach emails without leaving the chat.

Q: How does Claude Desktop analyze keywords using BuiltWith Tech Lookup?

The getdomainkeywords tool pulls the core keyword profile of any domain. Claude reads these terms to understand a company's market positioning and SEO focus instantly.

Get instant website stack data and company insights right inside your Claude Desktop chat window.

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Connect BuiltWith Tech Lookup MCP to Claude Desktop

Create your Vinkius account to connect BuiltWith Tech Lookup to Claude Desktop and route execution through our secure gateway. The platform manages server hosting, runtime updates, and security layers. Configuration requires no manual server provisioning.

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Setup BuiltWith Tech Lookup with Claude Desktop

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Map stack architectures directly in Claude Desktop

The `lookup_domain_tech` tool lets you query full web stacks directly inside your Claude Desktop chat sidebar. You don't have to copy-paste HTML or guess what CMS a prospect uses anymore. Claude reads the raw tech profile and lists every active framework in your chat window. When you are scraping on a budget, `get_free_domain_profile` gives Claude the basic categories without burning your premium credits. This keeps your research fast and cheap while you build out prospect profiles.

Spot tracking and trust indicators instantly

By calling `get_domain_trust` you expose SSL details and security verification marks inside Claude Desktop. Your agent uses these trust signals to screen bad domains before you write a single outreach email. To dig deeper, `get_domain_relationships` uncovers shared tracking IDs across different web properties. Claude Desktop maps out sister sites and parent companies right in the chat window.

Run targeted lead generation with this MCP Server

Using `get_tech_domain_lists` pulls websites using specific platforms like Shopify directly into your Claude Desktop workspace. You can feed these lists straight to Claude to draft highly personalized sales copy based on their active tech. Combine that with `get_tech_trends` to see if a software is gaining or losing market share over time. Claude Desktop spots which platforms are growing, helping you target companies on the rise.

Setup guide

Set up BuiltWith Tech Lookup MCP in Claude Web or Desktop

1

Open Claude Settings

Go to claude.ai, click your profile icon, then navigate to Customize → Connectors.
2

Add Custom Connector

Click the "+" button and select Add custom connector. Paste your Vinkius endpoint URL: https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp Replace [YOUR_TOKEN_HERE] with your token from cloud.vinkius.com. For OAuth-protected servers, expand Advanced settings to add credentials.
3

Start a conversation

Open a new chat. The BuiltWith Tech Lookup MCP tools are available immediately — no restart needed.

Endpoint URL

https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp

No configuration file needed — paste the URL directly in the Claude web interface.

Available on Free (1 connector), Pro, Max, Team, and Enterprise plans.

Prerequisites

Claude Desktop installed (macOS or Windows)
Active Vinkius subscription with a valid endpoint token

1

Open Claude Desktop Settings

Click the menu icon at the top-left corner, go to Settings → Developer → Edit Config. This opens claude_desktop_config.json in your default text editor.
2

Paste the BuiltWith Tech Lookup MCP configuration

Copy the JSON snippet on the right into the mcpServers object. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com.
3

Restart Claude Desktop

Close and reopen the application. Claude needs a full restart to load new MCPs — refreshing a conversation is not enough.
4

Verify the connection

Open a new conversation. Click the 🔌 icon at the bottom of the message input. You should see tools listed under builtwith-tech-lookup-mcp.

json

{
  "mcpServers": {
    "builtwith-tech-lookup-mcp": {
      "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    }
  }
}

Get your connection token →

Independent Platform Disclaimer: Vinkius is an independent platform and is not affiliated with, endorsed by, sponsored by, verified by, or otherwise authorized by BuiltWith. All third-party trademarks, logos, and brand names are the property of their respective owners. Their use on this website is strictly for informational purposes to identify service compatibility and interoperability.

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Common questions about BuiltWith Tech Lookup MCP in Claude Desktop

Open your claude_desktop_config.json file and paste the Vinkius MCP connection details under the mcpServers key. Once you restart the desktop app, the new tools will show up right next to your chat input.

Yes, the `get_domain_company_info` tool extracts physical addresses, phone numbers, and employee counts. Claude uses this data to write targeted outreach emails without leaving the chat.

Premium tools consume your BuiltWith API credits, but you can use `get_free_domain_profile` to run basic checks for free. This helps you manage your budget while running large-scale domain audits.

The `get_domain_keywords` tool pulls the core keyword profile of any domain. Claude reads these terms to understand a company's market positioning and SEO focus instantly.

Your domain queries and API keys run inside a secure V8 sandbox managed by Vinkius. No raw lookup history is saved or used to train public AI models.

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