{"uid":"cap_-DAwqUFR1KK0rM_txLi3V","slug":"tech-detect-technology-stack-detection-via-x402-2f947e58","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/gutenberg?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_5FxKGxxPO-eX28i69u-Be","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 used by a given domain, returning confidence scores and evidence for each identified technology, paid per-call in USDC via x402.","exampleAgentPrompt":"Can you detect what technology stack the site shopify.com is running — I want to know the CMS, frameworks, and any e-commerce platform, with confidence scores for each hit?","exampleUseCases":[{"title":"Competitor technology research","prompt":"I want to know what tech stack my competitor at acmecorp.com is using — CMS, frontend frameworks, analytics tools, anything you can detect, with confidence scores."},{"title":"Monitoring site tech changes over time","prompt":"Re-scan techcrunch.com for its technology stack and compare it against the previous scan I ran on 2024-11-01 that found WordPress 6.3, PHP, and Jetpack — flag anything that's changed."},{"title":"Security audit tech fingerprinting","prompt":"Can you fingerprint the technology stack on targetsite.io and tell me what server software, JavaScript libraries, and CDN they're using? I need the evidence and confidence for each detected technology."}],"resultDescription":"Returns a list of detected technologies for the given domain, each with a name, category (e.g. CMS, JavaScript framework, CDN), version if detectable, a confidence score, and supporting evidence strings that explain why the technology was identified.","failureModes":["Unreachable or non-existent domain returns an error or empty result","Domain blocks automated scanning, resulting in incomplete or no detections","Low-confidence detections may be returned for heavily obfuscated stacks","Paywalled or login-gated content may not be fully scannable","x402 payment failure results in 402 response with no detection data"],"whenToPreferThis":"Choose this endpoint when you need pay-per-call technology fingerprinting with no signup or API key, especially for one-off or low-volume scans where subscription costs are not justified. It is particularly useful when you want confidence scores and evidence per technology rather than just a technology list, or when you need to diff against a previous scan using the 'previous' parameter.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:41:28.787Z","isFirstParty":false,"canonicalSlug":"tech-detect-technology-stack-detection-via-x402-35a93e11"}