{"uid":"cap_9ZG9pb33cYeLQQJNujQZl","slug":"companyfacts-tech-stack-detector-b1931d01","name":"CompanyFacts Tech Stack Detector","description":"Open job postings read first-hand from the applicant-tracking system behind a company's careers page: Greenhouse, Ashby, Lever or Workable. Includes a directory of 8532 company job boards, because none of the vendors publishes one. Salaries are parsed into numbers where the employer publishes them and refused where ambiguous. No personal data.","url":"https://companyfacts.dev/x402/v1/tech-stack?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":["url"],"properties":{"url":{"type":"string"},"min_confidence":{"type":"string"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"cdn":["Cloudflare"],"input":"shopify.com","domain":"shopify.com","status":200,"mx_hosts":["aspmx.l.google.com"],"final_url":"https://www.shopify.com/","fetch_status":"ok","technologies":[{"name":"Cloudflare","version":null,"evidence":["headers"],"categories":["CDN"],"confidence":100}],"technology_count":1}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_MmEQ6xfGte5WEiENqUbSQ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Detects and identifies the technologies, CDN providers, and infrastructure used by any given website URL.","exampleAgentPrompt":"What tech stack is shopify.com running on? I want to know their CDN, MX hosts, and all detected technologies with confidence scores above 80.","exampleUseCases":[{"title":"Competitor tech stack research","prompt":"Can you figure out what technologies stripe.com is built on? I want to know their CDN, email infrastructure, and any frontend frameworks you can detect."},{"title":"Sales lead qualification by stack","prompt":"Check what CRM and marketing tools are running on hubspot.com — I need to know if they're using any Salesforce products before our sales call."},{"title":"Security audit infrastructure check","prompt":"Scan example-startup.com and tell me what CDN, hosting provider, and MX hosts they're using — I need a full technology fingerprint for our security review."}],"resultDescription":"A JSON object containing the input domain, final resolved URL, HTTP status, fetch status, detected technologies (each with name, version, evidence sources, categories, and confidence score), CDN providers, MX hosts, and total technology count.","failureModes":["URL is unreachable or returns a non-200 status — fetch_status will indicate failure","Domain does not exist or DNS resolution fails — status field reflects the error","Website uses heavy obfuscation or anti-bot measures reducing detection accuracy","min_confidence parameter filters out all results if set too high","Invalid URL format causes request rejection"],"whenToPreferThis":"Choose this endpoint when you need authoritative, real-time technology fingerprinting of a specific domain from a structured, paid API rather than relying on scraped or crowdsourced databases like BuiltWith or Wappalyzer browser extensions. Ideal for agent workflows requiring programmatic, reliable tech stack data with confidence scoring and MX host detection in a single call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:39:53.360Z","isFirstParty":false,"canonicalSlug":"companyfacts-tech-stack-detector-b1931d01"}