{"uid":"cap_SaVE2aJ0rrJewrlvAZuew","slug":"tech-detect-technology-stack-detection-via-x402-01dfac63","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/tawkto?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_Q1WjoKvyJf57nYcoIIrLP","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 and returns each identified technology with confidence scores and evidence, billed per call in USDC over x402.","exampleAgentPrompt":"What technologies is tawkto.com running? Give me the full stack — CMS, analytics, live chat tools, JavaScript frameworks, whatever you can detect — with confidence and evidence for each hit.","exampleUseCases":[{"title":"Competitor tech stack reconnaissance","prompt":"Can you scan shopify.com and tell me every technology you detect — frameworks, analytics, CDN, payment tools — with confidence levels for each?"},{"title":"Verify if a site uses a specific tool","prompt":"Does acmecorp.com have tawk.to live chat installed? Scan it and tell me if you detect it with evidence."},{"title":"Monitor stack changes over time","prompt":"Last week you told me example.com was running WordPress and Google Analytics. Can you scan it again now and flag anything that's changed in their tech stack?"}],"resultDescription":"A structured list of detected technologies for the given domain, each including the technology name, category (e.g. CMS, analytics, CDN), version if detectable, a confidence score, and supporting evidence for the detection.","failureModes":["URL is unreachable or returns non-200 response — technology list may be empty or partial","Domain uses heavy bot protection (Cloudflare, etc.) — detection may be incomplete","Invalid or malformed URL input — request rejected","Payment failure over x402 — call not processed","Site uses server-side rendering only — client-side technologies may not be detected"],"whenToPreferThis":"Choose this endpoint when you need pay-as-you-go technology fingerprinting with no API key or signup, particularly for one-off or infrequent lookups. It is well-suited for agent workflows that need to enrich domain records with stack data on demand, or monitor a specific site for tech stack changes using the `previous` snapshot parameter. Prefer it over heavier competitive intelligence platforms when per-call USDC micropayments are acceptable and you need structured, evidenced output per technology hit.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:41:30.989Z","isFirstParty":false,"canonicalSlug":"tech-detect-technology-stack-detection-via-x402-35a93e11"}