238 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Paid JavaScript tracker/network fingerprint classifier — scans inline+external+meta+noscript for ~100 analytics/ad-pixel/session-replay/chat/heatmap/a-b-test/social-pixel/consent/tag-manager signatures across 10 categori...
Paid Open Graph + Twitter Card spec validator — required OG detection (og:title/type/image/url), recommended (description/site_name/locale/image:width/image:height/image:alt), og:type enum validation (website/article/boo...
Paid subdomain enumeration via HackerTarget hostsearch + urlscan fallback — discovered subdomains with IP + total count + dedup + top-subdomain-prefix frequency + takeover-risk heuristics (disposable-cloud/known-vulnerab...
Paid per-image alt-text quality audit — per-img verdicts (missing/decorative/present), length scoring (3-125 chars ideal), 'image of X' redundant-prefix detection, keyword-stuffing detection (>3 comma phrases), ALL-CAPS...
Paid Schema.org JSON-LD validator + recommended-properties audit (30-type catalog with required/recommended property checks, type-specific anti-pattern detection, ISO 8601 / ISO 4217 / phone-format checks, weighted requi...
Paid institutional trust-anchor audit (beyond EEAT) — legal entity suffix + regulatory mentions (SEC/FINRA/HIPAA/GDPR/SOC2/etc) + jurisdictional signals + 11 trust seals + copyright + legal pages + trust_anchors_score 0-...
Paid unified structured-data audit — JSON-LD + Microdata + RDFa aggregated into unique schema.org types + parent-class hierarchy + 21 rich-result candidate detection + machine_readability_score 0-100 with A-F grade via x...
Paid content-freshness detector (publish/modified dates from meta/JSON-LD/HTTP headers/time elements, age in days, A-F grade) via x402
Paid composite email-auth deliverability score (SPF + DKIM + DMARC + MTA-STS + BIMI rollup, A-F grade, post-Feb-2024 Gmail/Yahoo bulk-sender compliance check) via x402
Paid top anchor-text frequencies + internal/external classification + nofollow/sponsored/ugc counts + empty-anchor + generic anchor-text detection, A-F grade via x402
Paid <img>/<picture>/<source>/<svg>/<canvas>/<video> inventory with first/third-party classification, lazy-loading adoption, modern format hints, missing-alt audit, A-F grade via x402
Paid privacy-signal detection audit — DNT/GPC/AI-opt-out meta tags, JS-side navigator.doNotTrack + globalPrivacyControl + Sec-GPC detection, privacy-policy link check, A-F grade via x402
Paid full llms.txt + llms-full.txt fetcher with parsed section breakdown (H1 title, per-section URL + bullet count) for AI-agent context loading via x402
Paid WCAG-light accessibility audit (html lang, alt-text coverage, label/aria-label on inputs, ARIA roles, table th scope, button accessible name, tabindex, autocomplete + A-F grade) via x402
Paid hreflang + x-default multilingual SEO audit (cycle 92 gating fix)
Paid meta-refresh + JS-redirect detector (cycle 92 gating fix)
Paid page carbon footprint (bytes, gzip ratio, CO2 per visit, A-F grade) via x402
Paid URL text summary via x402
Paid URL metadata extraction via x402
Paid FX rate impact analyser (cycle 209, x402 $0.005) - GET ?base=USD&symbols=EUR,GBP,JPY OR ?base=EUR¬ional=100000 OR ?sample=1|2|3 OR POST application/json {base, symbols, notional}. Uses the KEYLESS Frankfurter/ECB...
Paid multi-source search evidence card (cycle 218, x402 $0.01) - GET ?query=<TERMS> OR ?sample=1|2|3 OR POST application/json {query}. KEYLESS Wikipedia search API + OpenLibrary search API + Hacker News Algolia API -- no...
Instant 30-Day Prepaid API Key Pass (ak_live_...) for AI agents, LangChain, n8n, Make.com, and developers. Unlocks all 23 paid per-call Agent Kiosk REST & MCP intelligence tools for 30 days via X-API-KEY header without p...