{"uid":"cap_LbDLO-tIINcZHmVVKR2uQ","slug":"builtwith-domain-lookup-via-locus-x402-f88871e6","name":"BuiltWith Domain Lookup via Locus x402","description":"Technology profiling for websites — detect tech stacks, find sites using specific technologies, discover domain relationships, trends, and competitive intelligence across 100M+ websites.","url":"https://builtwith.x402.paywithlocus.com/builtwith/domain","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"NOPII":{"type":"string"},"HIDEDL":{"type":"string"},"LOOKUP":{"type":"string"},"NOATTR":{"type":"string"},"NOMETA":{"type":"string"},"FDRANGE":{"type":"string"},"LDRANGE":{"type":"string"},"HIDETEXT":{"type":"string"},"LIVEONLY":{"type":"string"}}},"responseSchema":{"type":"json","example":{"data":{},"payment":{"scheme":"exact","settledUsdc":"0.001000","authorizedMaxUsdc":"0.001000"},"request":{"id":"00000000-0000-4000-8000-000000000000","statusUrl":"/requests/00000000-0000-4000-8000-000000000000"},"success":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.055","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.055/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.055","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.055","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_-npD3jw2QAvaPV9Ql80or","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.055","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Looks up the technology stack and web infrastructure profile of a given domain using BuiltWith data, returning detected technologies, metadata, and attributes.","exampleAgentPrompt":"Can you look up what technologies shopify.com is using — I want to know their full tech stack including their CMS, CDN, analytics tools, and payment processors, and exclude any dead links from the results?","exampleUseCases":[{"title":"Competitor tech stack audit","prompt":"Can you pull the full technology profile for salesforce.com? I want to know every tool they use — their hosting, CDN, CMS, analytics, and marketing automation — and hide any dead links from the results."},{"title":"Sales prospecting tech qualification","prompt":"I need to know if hubspot.com is running Salesforce or any CRM-related technologies on their site. Can you check their tech stack and show me only live technologies?"},{"title":"Market research on ecommerce platform adoption","prompt":"What ecommerce and payment technologies is nike.com using right now? Pull their full tech profile and exclude PII and meta data — I just need the clean technology list."}],"resultDescription":"A JSON object containing the detected technologies for the requested domain, including technology names, categories, first and last detected dates, and optional attributes and metadata. The response also includes payment settlement details and a request status URL for tracking.","failureModes":["Invalid or unresolvable domain returns empty or error data","Domain not indexed in BuiltWith database returns no technology results","Malformed FDRANGE or LDRANGE date format causes filter failure","Payment failure via x402 protocol results in request not being processed","Rate limiting or quota exhaustion on the underlying BuiltWith API"],"whenToPreferThis":"Choose this endpoint when you need authoritative, comprehensive technology stack data for a specific domain backed by BuiltWith's database of 100M+ websites. It is ideal when you need structured, filterable technology profiles including historical detection dates, and when you are willing to pay per-lookup via the x402 micropayment protocol. Prefer this over scraping or manual inspection when you need reliable, categorized tech stack intelligence for competitive analysis, sales prospecting, or market research.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:42:09.353Z","isFirstParty":false}