{"uid":"cap_xVRUJA9awHdehVe78lRJ6","slug":"tech-detect-pay-per-call-technology-stack-detection-b69d2181","name":"Tech Detect — Pay-Per-Call Technology Stack Detection","description":"Domain in, technology stack out. Confidence and evidence for every hit. Pay per call in USDC over x402. No signup, no API key.","url":"https://stack.halowerk.com/stack/articles/yoast?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"url":{"type":"string","maxLength":2048},"previous":{"type":"object","required":["observed_at","technologies"],"properties":{"observed_at":{"type":"string","maxLength":40},"technologies":{"type":"array","items":{"type":"object","required":["name","category","version"],"properties":{"name":{"type":"string","maxLength":150},"version":{"type":["string","null"],"maxLength":80},"category":{"type":"string","maxLength":80}},"additionalProperties":false},"maxItems":150}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.004","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":"$0.004/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_6mIVulaucvwRVcwpxZnst","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.004","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 technology stack of a given domain URL, returning confidence scores and evidence for each detected technology.","exampleAgentPrompt":"What's the full technology stack of yoast.com? I want confidence scores and evidence for every technology detected — CMS, frontend frameworks, analytics, CDN, whatever you can find.","exampleUseCases":[{"title":"Competitor tech stack audit","prompt":"Can you scan shopify.com and tell me every technology it's using — frameworks, CDN, analytics, payment systems — with confidence scores for each?"},{"title":"SEO platform detection","prompt":"I want to know if moz.com is running Yoast SEO or a competing SEO plugin — scan their tech stack and show me what you find."},{"title":"Security posture reconnaissance","prompt":"What security technologies and WAF providers does cloudflare.com use? Scan their domain and give me the full breakdown with evidence."}],"resultDescription":"A structured list of detected technologies for the target domain, each with a name, category (e.g. CMS, JavaScript framework, CDN), version where detectable, confidence score, and supporting evidence for the detection hit.","failureModes":["Domain is unreachable or returns non-200 responses — detection may be incomplete or fail entirely","Private/intranet domains cannot be scanned from external infrastructure","Heavily obfuscated or minified stacks may yield low confidence or missed detections","Invalid URL format returns a validation error","Rate limiting or bot protection on the target domain may block fingerprinting probes"],"whenToPreferThis":"Choose this endpoint when you need pay-as-you-go technology stack detection with no API key or signup required, especially for one-off or infrequent lookups billed in USDC via x402. It is well-suited for agents that need to fingerprint arbitrary domains on demand and want per-detection confidence scoring with evidence, rather than a subscription-based bulk crawler.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:41:05.917Z","isFirstParty":false,"canonicalSlug":"tech-detect-pay-per-call-technology-stack-detection-60639ddd"}