{"uid":"cap_TfcVTz4FXNZY1v1iyJgal","slug":"tech-detect-technology-stack-detection-via-x402-f017d4d5","name":"Tech Detect — Technology Stack Detection via x402","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/fastly?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__PxM-uwOMtTtAM5qSzn4x","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 the technology stack of a given domain URL, returning identified technologies with confidence scores and evidence, paid per-call in USDC via x402.","exampleAgentPrompt":"Can you scan stripe.com and tell me what technologies it's running — I want to know the full stack with confidence scores for each detected technology?","exampleUseCases":[{"title":"Competitive tech stack research","prompt":"What technologies is shopify.com built on? I want to know the frameworks, CDN, analytics tools, and any other stack components you can detect, with confidence levels for each."},{"title":"CDN and infrastructure verification","prompt":"Check whether fastly.com itself is actually using Fastly as its CDN, and tell me the rest of its infrastructure stack with evidence for each hit."},{"title":"Sales lead enrichment by tech stack","prompt":"I'm targeting companies that use Salesforce — can you scan acme-corp.com and tell me whether they're running Salesforce along with any other notable technologies you detect on their site?"}],"resultDescription":"A list of detected technologies for the given domain, each entry including the technology name, category (e.g. CDN, CMS, analytics, framework), version if detectable, a confidence score, and supporting evidence for why the technology was identified.","failureModes":["Domain not reachable or returns non-200 response — detection may return empty or partial results","Low-confidence matches if the site uses obfuscation or minimized assets","Unknown or very new technologies not in the signature set will be missed","Malformed URL input may result in a validation error","Rate or payment failures via x402 if USDC balance is insufficient"],"whenToPreferThis":"Choose this endpoint when you need fast, pay-as-you-go technology fingerprinting of a single domain without requiring API key signup. It is ideal for one-off or low-volume lookups where you want structured confidence-scored output. Prefer it over scrapers or general-purpose web access when you specifically want a curated technology signature match rather than raw HTML parsing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:41:26.541Z","isFirstParty":false,"canonicalSlug":"tech-detect-technology-stack-detection-via-x402-35a93e11"}