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BuiltWith

Find out what websites are built with.

Visit BuiltWith

BuiltWith provides technology-usage intelligence, lead generation, and developer access for researching websites, technology adoption, and related company signals.

Vendor's own claim
data/enrichmentsignals/intent

Core capabilities

Vendor's own claim
  • Website technology lookup
  • Technology-adoption trends
  • Lead lists based on technology signals
  • API access
  • CRM integrations
  • AI-adoption and infrastructure filtering

API & agent surface

From official docs
Authentication
Not retrieved
Notable endpoints
  • Find related websites through shared identifiers, infrastructure, analytics, ownership signals, and other BuiltWith evidence
Machine-readable spec
OpenAPI spec retrieved

What is BuiltWith

Vendor's own claim

A web-technology intelligence database for identifying technologies used by websites and building lists around adoption signals.

Ideal customer profile

Vendor's own claim

Sales, research, and investment teams that need technographic signals in their account research.

Who should look elsewhere

Our read

It is a poor fit for teams needing verified first-party firmographic truth rather than inferred web technology signals. Teams also should not assume a no-code workflow: the confirmed OpenAPI contract exposes paid API operations and calls for technical integration and usage monitoring.

Tools in the same layer

Our read

No curated rival set covers this tool yet, so these are simply other tools in the same architectural layer and product form. Treat it as a starting point, not a shortlist.

BuiltWith FAQ

What does BuiltWith identify?

BuiltWith markets technology lookup and trend data across web technologies including analytics, advertising, hosting, and CMS products.

Vendor's own claim
Can sales teams use it for lead generation?

Yes. The site describes lead lists based on technology signals, spend, and lifecycle events that can be pushed to a CRM.

Vendor's own claim
Does BuiltWith have an API contract?

Yes.

From official docs
Can it find related websites?

The OpenAPI specification includes an operation for finding related websites through shared identifiers, infrastructure, analytics, ownership signals, and other BuiltWith evidence.

From official docs
Does BuiltWith publish confirmed MCP documentation?

We did not retrieve confirmed MCP documentation. Confirm availability with BuiltWith before planning an agent integration.

Our read

Need help setting it up?

This page tells you whether BuiltWith fits. Cheetah builds and runs the system it goes into — enrichment, sequencing, CRM and the joins between them.

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