{"uid":"cap_8GySsJ9JpqExDqZW3eE3A","slug":"tech-stack-change-detector-fd6a007f","name":"Tech Stack Change Detector","description":"Pay-per-call data & tool APIs","url":"https://api.timzinin.com/api/tech-stack-change-detector","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"items":{"type":"array","maxItems":100},"maxConcurrency":{"type":"integer","maximum":50,"minimum":1}}},"responseSchema":{"type":"json","example":{"meta":{"run_ms":1200,"settled":true,"item_count":1},"results":[{"added":["Shopify","Zendesk","Cloudflare"],"found":true,"input":"gymshark.com|WordPress","domain":"us.checkout.gymshark.com","removed":["WordPress"],"checkedAt":"2026-07-26T13:23:09.900Z","stackHash":"Cloudflare|Shopify|Zendesk","httpStatus":200,"technologies":["Shopify","Zendesk","Cloudflare"],"previousStack":["WordPress"]}]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_YkBctOokAAzYcUKfIkXHl","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Detects which technologies have been added or removed from a website's tech stack compared to a previously known state","exampleAgentPrompt":"Check if gymshark.com has changed its tech stack since they were on WordPress — tell me what they've added or dropped.","exampleUseCases":[{"title":"Competitor tech stack monitoring","prompt":"Has shopify.com made any changes to its technology stack recently? I last saw them using Cloudflare and React — tell me if anything was added or removed."},{"title":"Sales trigger for SaaS outreach","prompt":"Check if acme.com has dropped Salesforce or added a new CRM tool since they were on HubSpot — I want to know if it's a good time to reach out."},{"title":"Migration verification for a client site","prompt":"My client just migrated clientsite.com from WordPress to Webflow — can you confirm that WordPress is no longer detected and Webflow is now showing up in their stack?"}],"resultDescription":"Returns a JSON object with the current list of detected technologies, a stack hash, a list of added technologies (compared to the provided previous stack), a list of removed technologies, the HTTP status of the scraped domain, a timestamp of when the check ran, and run metadata including execution time and settlement status.","failureModes":["Domain is unreachable or returns non-200 HTTP status — httpStatus field reflects this, found may be false","Invalid domain format causes request rejection","Previous stack not provided correctly — diff results may be empty or misleading","Website uses heavy client-side rendering making tech detection incomplete","Rate limiting or payment settlement failure returns error before scan runs"],"whenToPreferThis":"Use this endpoint when you need to compare a domain's current technology fingerprint against a known previous state and get a structured diff of added/removed tools. It is ideal for sales intelligence workflows (detecting when prospects switch platforms), competitive monitoring, and migration verification. Prefer this over a generic tech stack lookup when the delta (what changed) is the primary signal you need, not just the current state.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:51:49.925Z","isFirstParty":false}