{"uid":"cap_fEYszVt2TShGtj1vFFMM6","slug":"tollkit-attest-7da9e5fe","name":"Tollkit Attest","description":"Pay-per-call product page extraction. No account, no API key: pay in-band with x402 in USDC on Base or Solana.","url":"https://chain.tollkit.dev/attest?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"url":{"type":"string","format":"uri","description":"Absolute https:// URL of the page to attest to. Anything a dispute could turn on: terms of service, a price, a published policy, a competitor's claim, a listing that may be edited later."},"screenshot":{"type":"boolean","default":true,"description":"Capture and hash a screenshot. On by default — an attestation without one is much weaker evidence. Turn it off for a faster, text-only record."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","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":"$0.25/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.25","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.25","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ViwOeLctdYHqVkfl2m8e1","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.25","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Creates a timestamped, cryptographic attestation of a web page's content (text and optional screenshot hash) for evidentiary or audit purposes.","exampleAgentPrompt":"Take a snapshot of https://example.com/terms and create a cryptographic attestation of it right now — include the screenshot so I have strong visual evidence if there's ever a dispute.","exampleUseCases":[{"title":"Preserve competitor pricing claim","prompt":"Go to https://rival.com/pricing and attest to that page with a screenshot — I want a verifiable record of their published price before their sale ends."},{"title":"Archive terms of service before signing","prompt":"Please attest to https://vendor.com/terms-of-service with a screenshot so I have a timestamped proof of exactly what the terms said when we agreed to them."},{"title":"Document a policy page for compliance","prompt":"Create an attestation of https://partner.com/privacy-policy including a screenshot — I need a cryptographic record for our compliance audit showing what their policy said today."}],"resultDescription":"The agent receives a signed attestation record containing a timestamp, a hash of the page's text content, and (if screenshot=true) a hash of a visual screenshot — together forming a tamper-evident, dispute-ready proof of what the page contained at the moment of the call.","failureModes":["URL is not accessible or returns a non-200 status — attestation fails with an error","URL uses HTTP instead of HTTPS — rejected by schema validation","Payment not received or insufficient USDC — 402 Payment Required returned","Screenshot capture times out on a slow-loading page — may return text-only record or error","Page requires authentication and returns a login wall — attestation captures the login page, not the target content"],"whenToPreferThis":"Choose this endpoint when you need a cryptographic, dispute-ready record of a specific web page's content at a point in time — especially for legal evidence, compliance audits, or preserving claims that may later be edited or deleted. Prefer it over simple web scraping when verifiability and tamper-evidence matter. The x402 pay-per-call model means no account setup is needed, making it ideal for ad-hoc or automated agent workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T18:38:58.455Z","isFirstParty":false,"canonicalSlug":"tollkit-attest-7da9e5fe"}