{"uid":"cap__K9oIVmk0UH-hBmcepjR2","slug":"tech-detect-technology-stack-detection-via-x402-d5a190ef","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/wordpress?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_h2SleSrxUz6FLehxQ9KPC","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, returning confidence scores and evidence for each identified technology, billed per-call in USDC over x402.","exampleAgentPrompt":"Can you detect what technology stack is running on stripe.com — I want to know the CMS, frameworks, analytics tools, and any other software you can identify with confidence scores?","exampleUseCases":[{"title":"Competitive tech stack audit","prompt":"What technologies is my competitor shopify.com running? I want the full stack — frontend frameworks, CDN, analytics, payment tools, everything you can detect with evidence."},{"title":"WordPress site verification","prompt":"Can you confirm whether techcrunch.com is actually running WordPress, and if so what version and plugins you can detect?"},{"title":"Ongoing stack change monitoring","prompt":"I scanned notion.so two weeks ago and found React and Cloudflare. Can you re-scan it now and tell me if anything in the tech stack has changed since then?"}],"resultDescription":"Returns a structured list of detected technologies for the given domain, each with a name, category (e.g. CMS, CDN, analytics, JavaScript framework), version where detectable, a confidence score, and supporting evidence. Covers frontend and backend technologies, third-party scripts, hosting infrastructure, and more.","failureModes":["Domain is unreachable or returns non-200 response — detection may be incomplete or fail","Domain uses heavy bot-protection (Cloudflare, Akamai shield) — fingerprinting signals may be obscured","Very new or obscure technology stacks may not be recognized — unknown technologies omitted","URL field missing or malformed — request rejected with validation error","Payment failure over x402 — call not executed"],"whenToPreferThis":"Choose this endpoint when you need pay-as-you-go technology stack detection with no API key or signup required, billed per-call in USDC via x402. Ideal for agents that need to fingerprint arbitrary domains on demand, audit competitor tech stacks, or monitor technology changes over time using the optional 'previous' scan parameter to diff results.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:40:48.445Z","isFirstParty":false,"canonicalSlug":"tech-detect-technology-stack-detection-via-x402-35a93e11"}