{"uid":"cap_S3duLOghOwWKuJWiVD62b","slug":"geld-machen-url-fingerprint-9b58c403","name":"geld machen url-fingerprint","description":"JSON micro-tool for agents: GET ?url= → deterministic live URL fingerprint (final_url, status, content_type, body_sha256, body_len, tls_issuer/subject, dns A/AAAA sample, fetched_at, timing_ms). Reuses live-fetch bits from red-flag 1.2. Not an essay. Brand: geld machen. x402 $0.01 Base USDC.","url":"https://geld-machen-x402.fly.dev/product/url-fingerprint.json","method":"GET","headers":{},"bodySchema":{"type":"object","required":["url"],"properties":{"url":{"type":"string","description":"https URL to fingerprint"}}},"responseSchema":{},"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_uLvFdNoQ869yYiNpO7mon","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":"Fetches a live URL and returns a deterministic fingerprint including final URL, HTTP status, content type, body hash, TLS info, DNS records, and timing","exampleAgentPrompt":"Can you fingerprint https://example.com for me — I need the final URL after any redirects, the body SHA256 hash, TLS issuer, and DNS records so I can verify it hasn't changed since last week.","exampleUseCases":[{"title":"Verify a payment page hasn't been tampered with","prompt":"Fingerprint https://checkout.mybusiness.com/pay for me — I need the body SHA256 hash and TLS subject so I can confirm the page content hasn't changed since I last checked it."},{"title":"Detect redirect chains on a short link","prompt":"Can you fetch https://bit.ly/3xYzABC and tell me what the final URL is after all redirects, along with the HTTP status and content type?"},{"title":"Monitor a competitor's landing page for changes","prompt":"Probe https://competitor.com/pricing and give me the body hash, body length, and timestamp so I can compare it against what I recorded last month."}],"resultDescription":"A JSON object containing: final_url (URL after redirects), status (HTTP status code), content_type, body_sha256 (SHA-256 hash of response body), body_len (byte length), tls_issuer, tls_subject, dns (object with A and AAAA record samples), fetched_at (ISO timestamp), and timing_ms (round-trip fetch time in milliseconds).","failureModes":["Non-HTTPS URLs may be rejected or return an error","Unreachable or offline URLs will result in a timeout or connection error","URLs returning non-200 status are still fingerprinted but content may be minimal","Very large response bodies may be truncated or cause slow responses","Rate limiting or bot-blocking on the target URL may produce partial or blocked responses","Payment of $0.01 USDC via x402 required; missing payment results in 402 response"],"whenToPreferThis":"Choose this endpoint when you need a fast, deterministic, structured fingerprint of a live URL — especially when you need body hashing for change detection, TLS certificate validation, DNS lookup, or redirect chain resolution all in a single call. Prefer it over generic HTTP fetch tools when you specifically need the SHA256 body hash, TLS details, or DNS records alongside the HTTP response metadata.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:58:35.362Z","isFirstParty":false}