{"uid":"cap_-o18miOsLrVVShnhNgTVs","slug":"tech-detect-technology-stack-detection-via-x402-77c81bff","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/matomo?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_pdY5s7C5gHD2LE6qSs5Q8","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 example.com and tell me what technologies it's running — frameworks, analytics tools, CMS, anything you can detect — with confidence scores for each hit?","exampleUseCases":[{"title":"Competitive tech stack research","prompt":"I want to know what technology stack my competitor acme.com is running — frameworks, analytics, CDN, everything — so I can benchmark our own setup against theirs."},{"title":"Checking for Matomo analytics adoption","prompt":"Does shopify-store.com have Matomo installed? I need to confirm whether they're using Matomo analytics before we pitch them our Matomo consulting services."},{"title":"Security audit pre-screening","prompt":"Before we start our security assessment of client-portal.io, can you detect all the technologies running on it so we know what to focus on during the audit?"}],"resultDescription":"Returns a list of detected technologies on the target domain, each with a name, category (e.g. CMS, JavaScript framework, analytics), version if detectable, a confidence score, and supporting evidence for the detection.","failureModes":["URL is unreachable or returns non-2xx status — detection may return empty or partial results","Domain blocks scanners via robots.txt or rate limiting — reduced detection coverage","URL malformed or exceeds 2048 characters — request rejected","Previous observations object missing required fields — validation error","Unknown or very new technology stack not in fingerprint database — missed detections","Payment failure via x402 — call not executed"],"whenToPreferThis":"Choose this endpoint when you need no-signup, pay-as-you-go technology fingerprinting for arbitrary domains, especially when integrating into automated pipelines or agent workflows where API key management is a friction point. The x402 USDC micropayment model makes it ideal for sporadic or high-volume programmatic use without subscription overhead. The optional `previous` input allows incremental/differential detection to track stack changes over time.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:41:37.059Z","isFirstParty":false,"canonicalSlug":"tech-detect-technology-stack-detection-via-x402-35a93e11"}