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Connectors / Data and analytics · HTTP Connector
Automate BuiltWith with Tray.ai
BuiltWith tracks which web technologies sites use, offering lookups by domain, lists of sites running a given technology, and related company and trend…
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What can you do with BuiltWith on Tray.ai?
BuiltWith tracks which web technologies sites use, offering lookups by domain, lists of sites running a given technology, and related company and trend data. Tray.ai connects to BuiltWith through the HTTP Connector, so your workflows can call the BuiltWith API alongside the rest of your stack.
- Look up a domain's technologies for each new lead and add them to the record in your CRM.
- List sites using a technology to build a target account list for your sales team.
- Get domain technology changes monthly for key accounts and alert their account owner.
- Connects through
- HTTP Connector
- Authentication
- An API key in the query string
- Base URL
- https://api.builtwith.com
What the BuiltWith API covers
4 resources and 10 documented actions, each one a call the HTTP Connector can make from a Tray.ai workflow.
Domains
- Look up a domain's technologies
- Get domain technology changes
- Find related domains
Technology lists
- List sites using a technology
- Get technology trends
- Get technology recommendations
Companies
- Find a company's domains
- Get company financial data
Keywords
- Get a domain's keywords
- Search domains by keyword
Checked against BuiltWith's own documentation on 2026-11-07
How Tray.ai makes this work
BuiltWith plugs into the whole Tray.ai platform
Intelligent Integration
Integrate and automate across 5,000+ apps, databases, APIs, and services with visual workflows, error handling, and observability.
Learn more →Agent Builder
Build AI agents that read, write, and take action in BuiltWith — with guardrails, audit, and human-in-the-loop.
Learn more →Agent Gateway for MCP
Expose BuiltWith actions as governed MCP tools — observable, rate-limited, authenticated.
Learn more →Tray Helix
Build apps on BuiltWith data with your AI assistant, then deploy, run, and govern them on Tray.ai.
Learn more →More data and analytics apps on Tray.ai
Dedicated connectors and other apps Tray.ai reaches in the same category. See every data and analytics connector →
Frequently asked questions
What can a Tray.ai workflow do in BuiltWith?
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The BuiltWith API documents 10 actions across 4 resources (Domains, Technology lists, Companies, Keywords). For example: Look up a domain's technologies; List sites using a technology; Find a company's domains. A workflow can make any documented call through the HTTP Connector.
How does Tray.ai authenticate with BuiltWith?
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The BuiltWith API uses an API key in the query string. You save it once as a Tray.ai authentication, and the HTTP Connector adds it to every request.
See BuiltWith working against your stack.
We'll walk through a tailored demo with your systems plugged in.
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