BuiltWith
Web technology profiler API for detecting the technologies, analytics, hosting, and CMS used by any website.
Free account. No credit card required.
Three ways to use BuiltWith
Ask your specialist
Pull data, take actions, or answer questions with this integration, right in a conversation.
Build a workflow
Create automated workflows that trigger on events, run on a schedule, or chain multiple tools together.
Power an app
Use this integration as a data source or action layer behind a dashboard, form, or internal tool.
Supported tools
Actions your AI agents can perform with BuiltWith.
Change API — Technology Additions and Removals
List technology additions and removals on a domain within a time window, with AI-generated business context per change.
Company to URL API
Convert a company name to the most likely matching root domain(s), enriched with rank, country, spend, and social links.
Domain API Lookup
Retrieve the full current and historical technology profile, metadata, and spend estimates for a domain.
Financial API Lookup
Fetch financial filings (US SEC Edgar and UK Companies House) plus headline business metrics for a domain.
Free API Lookup
Get aggregated technology group/category counts and detection timestamps for a root domain (no premium credits required).
Keywords API Lookup
Get the keyword list BuiltWith extracted from a root domain's pages.
Get started automating BuiltWith
Ready-to-use workflows