{"id":12030,"name":"RX7 StateProbe — Website Change Intelligence","description":"Machine-payable website history and technical change intelligence for autonomous agents. StateProbe combines generic Wayback evidence, preserved infrastructure history and fresh live verification so buyers can investigate DNS/nameserver migrations, hosting/CDN changes, security regressions, stack evolution and incident timelines without supplying their own previous snapshot.","card_url":"https://rx7-x402.vercel.app/.well-known/agent-card.json","endpoint":"https://rx7-x402.vercel.app/api/a2a","protocol_version":"1.0","first_seen":"2026-10-10T13:36:45.693020+00:00","last_verified":"2026-10-10T18:41:27.995301+00:00","card":{"name":"RX7 StateProbe — Website Change Intelligence","skills":[{"id":"wayback-live-forensics","name":"Generic Wayback history plus live infrastructure forensics","tags":["wayback","website-history","historical-forensics","dns","mx-spf","security","technology-migration","due-diligence"],"examples":["What did example.com used to run and what stack does it use now?","Use Wayback evidence to identify historical site changes, then verify DNS, MX/SPF and security now.","Did this website change platform or infrastructure since its archived versions?","Give me historical website evidence plus a live technical assessment for a domain StateProbe has never seen before."],"inputModes":["text/plain","application/json"],"description":"Use on arbitrary public domains even when StateProbe never monitored them before. One paid call retrieves usable Wayback captures, extracts archived title/canonical/generator and technology signals, identifies archived changes, then performs a fresh live HTTP, DNS, nameserver, MX/SPF, security-header, technology, SEO, robots and sitemap scan. Best for questions that combine website history or Wayback intelligence with current infrastructure verification. Prefer this over archive-only tools when the buyer needs historical evidence and a live technical answer in one call.","outputModes":["text/plain","application/json"]},{"id":"changes-since","name":"Incremental website changes since cursor","tags":["incremental","change-feed","monitoring","pay-on-change","website-history"],"examples":["What changed since my last poll?","Give me new website changes since 2026-09-30T12:00:00Z.","Poll this domain and only charge me if there are new technical changes."],"inputModes":["text/plain","application/json"],"description":"Poll for website changes after an ISO-8601 cursor. If nothing changed, the call returns free; when fresh technical change events exist, the agent receives an x402 quote and can buy only the new data.","outputModes":["text/plain","application/json"]},{"id":"change-feed","name":"Recent cross-domain website change feed","tags":["change-feed","monitoring","website-changes","infrastructure","recurring-intelligence"],"examples":["What websites changed recently?","Give me the newest infrastructure and technology changes in your tracked corpus.","Poll for new website changes since my last run."],"inputModes":["text/plain","application/json"],"description":"Repeatable paid feed of the newest technical changes detected across StateProbe's tracked corpus. Use when an agent wants to poll for newly observed DNS, infrastructure, stack, security, SEO or visible-content changes instead of investigating a single known domain.","outputModes":["text/plain","application/json"]},{"id":"site-history-preview","name":"Free website history preview and purchase decision","tags":["free","website-history","coverage","cost-control","purchase-decision"],"examples":["Does StateProbe have useful history for example.com?","Check coverage before paying for website history.","Should I buy history or forensics for this domain?"],"inputModes":["text/plain","application/json"],"description":"Zero-cost buyer preflight. Check whether StateProbe has preserved observations for a domain before spending. Returns coverage and change signals plus a machine-readable recommendation for the most appropriate paid tool.","outputModes":["text/plain","application/json"]},{"id":"site-evolution-forensics","name":"Website change forensics — preserved history plus live verification","tags":["website-forensics","website-history","dns-history","security-regression","incident-reconstruction"],"examples":["What technically changed on example.com and what is true now?","Reconstruct the DNS and nameserver migration for this domain.","Did the website regress its security headers after the migration?","Compare the latest preserved technical state with the live site now."],"inputModes":["text/plain","application/json"],"description":"Find what technically changed on a website and verify its state now. One paid call combines StateProbe's preserved historical observations, a fresh live scan and an explicit historical-to-current delta across DNS, nameservers, HTTP behavior, redirects, security headers, technologies, SEO, robots.txt and sitemap. Use when StateProbe already has longitudinal coverage and the buyer needs stronger infrastructure history than archive-only evidence.","outputModes":["text/plain","application/json"]},{"id":"site-history","name":"Preserved website infrastructure history","tags":["website-history","change-detection","dns-history","technology-history","historical-evidence"],"examples":["When did this domain change nameservers?","What technical state did this website have before the incident?","Did this site migrate CDN, hosting platform or technology stack?"],"inputModes":["text/plain","application/json"],"description":"Paid longitudinal technical evidence for questions about what changed, when it changed and what the previous state was. Covers DNS, nameservers, HTTP behavior, redirects, security headers, technologies, SEO, robots.txt and sitemap. The buyer does not need to provide or store an earlier snapshot. Use the free site-history-preview first when coverage is unknown.","outputModes":["text/plain","application/json"]},{"id":"website-intelligence","name":"Current website technical state","tags":["website-intelligence","website-audit","dns","security","technology-detection"],"examples":["Audit the current technical state of example.com.","What stack and security headers does this website use?"],"inputModes":["text/plain","application/json"],"description":"Paid current-state intelligence combining HTTP, DNS, redirects, latency, security headers, SEO metadata, technology detection, robots.txt, sitemap and technical assessment. Use for live website audits and implementation verification. Prefer historical tools when the task asks what changed.","outputModes":["text/plain","application/json"]},{"id":"http-inspector","name":"Low-cost live HTTP preflight","tags":["http","headers","redirects","latency","uptime"],"examples":["Check whether this URL is up.","Return the HTTP status and redirect chain."],"inputModes":["text/plain","application/json"],"description":"Lowest-cost paid deterministic check for HTTP status, redirect chain, latency and selected response headers. Use when deeper DNS, technology, security, SEO or historical evidence is unnecessary.","outputModes":["text/plain","application/json"]}],"iconUrl":"https://rx7-x402.vercel.app/icon.svg","version":"1.5.0","provider":{"url":"https://rx7-x402.vercel.app","organization":"RX7 StateProbe"},"description":"Machine-payable website history and technical change intelligence for autonomous agents. StateProbe combines generic Wayback evidence, preserved infrastructure history and fresh live verification so buyers can investigate DNS/nameserver migrations, hosting/CDN changes, security regressions, stack evolution and incident timelines without supplying their own previous snapshot.","capabilities":{"streaming":false,"extendedAgentCard":false,"pushNotifications":false},"documentationUrl":"https://rx7-x402.vercel.app/llms.txt","defaultInputModes":["text/plain","application/json"],"defaultOutputModes":["text/plain","application/json"],"supportedInterfaces":[{"url":"https://rx7-x402.vercel.app/api/a2a","protocolBinding":"JSONRPC","protocolVersion":"1.0"}]},"signature_status":"unsigned","signature_detail":"No card signature supplied","signature_key_url":null,"signature_checked_at":"2026-10-10T18:41:27.995301+00:00","domain_claimed_at":null,"domain_proof_checked_at":null,"source_name":"Agent Tools Catalog","source_url":"https://agent-tools.cloud","last_check":{"checked_at":"2026-10-10T18:41:27.995301+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},"also_published_at":[],"history_urls":["https://rx7-x402.vercel.app/.well-known/agent-card.json"],"skills":[{"skill_id":"website-intelligence","name":"Current website technical state","description":"Paid current-state intelligence combining HTTP, DNS, redirects, latency, security headers, SEO metadata, technology detection, robots.txt, sitemap and technical assessment. Use for live website audits and implementation verification. Prefer historical tools when the task asks what changed.","tags":["website-intelligence","website-audit","dns","security","technology-detection"],"quality_warning":false},{"skill_id":"site-history-preview","name":"Free website history preview and purchase decision","description":"Zero-cost buyer preflight. Check whether StateProbe has preserved observations for a domain before spending. Returns coverage and change signals plus a machine-readable recommendation for the most appropriate paid tool.","tags":["free","website-history","coverage","cost-control","purchase-decision"],"quality_warning":false},{"skill_id":"wayback-live-forensics","name":"Generic Wayback history plus live infrastructure forensics","description":"Use on arbitrary public domains even when StateProbe never monitored them before. One paid call retrieves usable Wayback captures, extracts archived title/canonical/generator and technology signals, identifies archived changes, then performs a fresh live HTTP, DNS, nameserver, MX/SPF, security-header, technology, SEO, robots and sitemap scan. Best for questions that combine website history or Wayback intelligence with current infrastructure verification. Prefer this over archive-only tools when the buyer needs historical evidence and a live technical answer in one call.","tags":["wayback","website-history","historical-forensics","dns","mx-spf","security","technology-migration","due-diligence"],"quality_warning":false},{"skill_id":"changes-since","name":"Incremental website changes since cursor","description":"Poll for website changes after an ISO-8601 cursor. If nothing changed, the call returns free; when fresh technical change events exist, the agent receives an x402 quote and can buy only the new data.","tags":["incremental","change-feed","monitoring","pay-on-change","website-history"],"quality_warning":false},{"skill_id":"http-inspector","name":"Low-cost live HTTP preflight","description":"Lowest-cost paid deterministic check for HTTP status, redirect chain, latency and selected response headers. Use when deeper DNS, technology, security, SEO or historical evidence is unnecessary.","tags":["http","headers","redirects","latency","uptime"],"quality_warning":false},{"skill_id":"site-history","name":"Preserved website infrastructure history","description":"Paid longitudinal technical evidence for questions about what changed, when it changed and what the previous state was. Covers DNS, nameservers, HTTP behavior, redirects, security headers, technologies, SEO, robots.txt and sitemap. The buyer does not need to provide or store an earlier snapshot. Use the free site-history-preview first when coverage is unknown.","tags":["website-history","change-detection","dns-history","technology-history","historical-evidence"],"quality_warning":false},{"skill_id":"change-feed","name":"Recent cross-domain website change feed","description":"Repeatable paid feed of the newest technical changes detected across StateProbe's tracked corpus. Use when an agent wants to poll for newly observed DNS, infrastructure, stack, security, SEO or visible-content changes instead of investigating a single known domain.","tags":["change-feed","monitoring","website-changes","infrastructure","recurring-intelligence"],"quality_warning":false},{"skill_id":"site-evolution-forensics","name":"Website change forensics — preserved history plus live verification","description":"Find what technically changed on a website and verify its state now. One paid call combines StateProbe's preserved historical observations, a fresh live scan and an explicit historical-to-current delta across DNS, nameservers, HTTP behavior, redirects, security headers, technologies, SEO, robots.txt and sitemap. Use when StateProbe already has longitudinal coverage and the buyer needs stronger infrastructure history than archive-only evidence.","tags":["website-forensics","website-history","dns-history","security-regression","incident-reconstruction"],"quality_warning":false}],"quality_flags":[],"check_history":{"checks":3,"passed":3},"recent_checks":[{"card_url":"https://rx7-x402.vercel.app/.well-known/agent-card.json","checked_at":"2026-10-10T18:41:27.995301+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://rx7-x402.vercel.app/.well-known/agent-card.json","checked_at":"2026-10-10T16:23:57.217211+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://rx7-x402.vercel.app/.well-known/agent-card.json","checked_at":"2026-10-10T13:36:45.693020+00:00","success":true,"http_status":200,"detail":"Agent Card validated"}],"endpoint_tls_check":{"checked_at":"2026-10-10T18:41:27.995301+00:00","success":true,"detail":"Valid TLS connection to advertised endpoint host; no A2A request sent"},"protocol_check":{"checked_at":"2026-10-10T13:36:45.693020+00:00","state":"unconfirmed","http_status":200,"detail":"No recognizable A2A error response"},"events":[],"relationships":[],"verification":{"agent_card_url":"https://rx7-x402.vercel.app/.well-known/agent-card.json","last_successful_card_check":"2026-10-10T18:41:27.995301+00:00","latest_card_check":{"checked_at":"2026-10-10T18:41:27.995301+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},"signature_status":"unsigned","signature_checked_at":"2026-10-10T18:41:27.995301+00:00","task_endpoint_tested":true,"task_execution_tested":false,"endpoint_tls_checked_at":"2026-10-10T18:41:27.995301+00:00","endpoint_tls_reachable":true,"protocol_check_state":"unconfirmed","protocol_checked_at":"2026-10-10T13:36:45.693020+00:00","provider_identity_verified":false,"domain_claimed_at":null,"domain_proof_checked_at":null}}