{"uid":"cap_wE1wbNvV_1vxJ5QzzFIF1","slug":"builtwith-technology-lists-via-locus-x402-1a1b93b4","name":"BuiltWith Technology Lists via Locus x402","description":"Locus public pay-per-use API","url":"https://builtwith.x402.paywithlocus.com/builtwith/lists","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"META":{"type":"string"},"TECH":{"type":"string"},"ORDER":{"type":"string"},"AMOUNT":{"type":"string"},"OFFSET":{"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_dqxbeOZddZtdvgV620A4N","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":"Returns a paginated list of websites using a specified technology, sourced from BuiltWith's database of 100M+ websites.","exampleAgentPrompt":"Give me a list of up to 100 websites that use Shopify, sorted by default order — include metadata in the results.","exampleUseCases":[{"title":"Lead generation by tech stack","prompt":"Pull me up to 200 websites that are using HubSpot — I want to prospect companies already on that platform."},{"title":"Competitive tech landscape research","prompt":"Which websites are running on Magento? Give me 50 results with metadata so I can analyze who our e-commerce competitors are."},{"title":"Market share sampling for a technology","prompt":"I'm researching React adoption — can you fetch a list of 500 sites using React so I can study the market?"}],"resultDescription":"A JSON object containing a list of websites that use the specified technology, along with optional metadata about each domain, a pagination offset token for fetching the next page, and payment settlement details including USDC amounts charged.","failureModes":["Invalid or unrecognized technology name returns empty or error response","AMOUNT exceeding 500 results in validation error or capped response","Missing TECH parameter may return an error or empty dataset","Invalid OFFSET token causes pagination failure","Payment failure via x402 protocol blocks request from being processed","Rate limiting or quota exhaustion may return 402 or 429 errors"],"whenToPreferThis":"Use this endpoint when you need a bulk list of domains using a specific named technology — ideal for lead generation, market research, or competitive intelligence at scale. Prefer this over single-domain lookup endpoints when your goal is discovering which sites use a given tech rather than profiling a single domain. Best suited for agents that need paginated access to BuiltWith's full technology adoption dataset.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:42:02.555Z","isFirstParty":false}