| Vextorium Validate a securities ISIN (ISO 6166): format, check digit, issuing country and embedded CUSIP (US/CA, with its own check) or SEDOL (GB/IE). Computed locally; nothing stored. |  vextorium.com | - | $0.003 | listed |
| Vextorium Crypto price in any ECB currency (EUR, GBP, JPY, CHF...): on-chain USD price (Chainlink or Uniswap v3) converted with ECB reference rates. | vextorium.com | - | $0.004 | listed |
| Vextorium Postal code lookup in more than 60 countries (ES, US, DE, FR, GB, IT, MX, BR...): places, province or state and coordinates. | vextorium.com | - | $0.002 | listed |
| Vextorium Validate a 5-field cron expression (ranges, steps, names, @daily aliases), explain it in plain English and list its next run times in any time zone, DST-aware. | vextorium.com | - | $0.003 | listed |
| Vextorium Spanish Official State Gazette (BOE) daily summary: every item of a given day with section, department and official links, filterable by section (e.g. civil service exams 'oposiciones', appointments, public procurement), department or title keywords. | vextorium.com | - | $0.004 | listed |
| Vextorium Website security headers audit: HTTPS, HSTS, CSP, X-Frame-Options, X-Content-Type-Options, Referrer-Policy, Permissions-Policy and cookie flags, with a score. | vextorium.com | - | $0.005 | listed |
| Vextorium Spanish business-day calculator: count business days between dates or add N business days, using Spain's national public holidays. | vextorium.com | - | $0.003 | listed |
| Vextorium Average interest rate the US Treasury pays on its debt by instrument (bills, notes, bonds, TIPS, FRNs...) and total, with the rate one year earlier. US Treasury, public domain. | vextorium.com | - | $0.003 | listed |
| Vextorium Trade result: gross and net profit or loss after entry/exit fees and funding, return on margin, price change, break-even price and notional. Long or short, with leverage. | vextorium.com | - | $0.003 | listed |
| Vextorium Split long text into overlapping chunks for RAG and embeddings, by characters, words or | vextorium.com | - | $0.003 | listed |
| Vextorium Parse a site's robots.txt: whether a user-agent may crawl a path, which AI crawlers (GPTBot, ClaudeBot, Google-Extended, PerplexityBot, CCBot...) are blocked, and declared sitemaps. Check before your agent scrapes. | vextorium.com | - | $0.003 | listed |
| Vextorium Run a read-only SQL query (SELECT/WITH, WHERE, GROUP BY, ORDER BY, window functions...) over a CSV loaded as table «datos» in a temporary in-memory SQLite database, and get the rows as JSON. | vextorium.com | - | $0.004 | listed |
| Vextorium Harmonised inflation (HICP annual rate) of any EU/EEA country, the EU or the euro area for the last months; with country=todos, a ranking of all countries for the latest month. Official Eurostat data. | vextorium.com | - | $0.004 | listed |
| Vextorium Official public holidays of 150+ countries and their regions (Spanish autonomous communities, US states, German Länder...) for a year, whether a given date is a holiday, and the next holiday. | vextorium.com | - | $0.003 | listed |
| Vextorium Historical ECB euro reference exchange rate for any date since 1999 and conversion between any two published currencies. | vextorium.com | - | $0.003 | listed |
| Vextorium Find airports by IATA/ICAO code, name or city, or the nearest to coordinates: name, codes, city, country, coordinates, elevation and scheduled service. OurAirports open data. | vextorium.com | - | $0.003 | listed |
| Vextorium IPv4/IPv6 subnet calculator: network, mask, wildcard, broadcast, first/last host, usable hosts, address type (private, public, loopback...) and whether a given IP belongs to the subnet. | vextorium.com | - | $0.003 | listed |
| Vextorium Population on 1 January of every European country (ranking) or the evolution of one with annual growth. Official Eurostat data. | vextorium.com | - | $0.003 | listed |
| Vextorium Year-on-year change in actual rents for housing (HICP component) for any European country, the EU or the euro area; without a country, a ranking. Official Eurostat data. | vextorium.com | - | $0.003 | listed |
| Vextorium Total US public debt outstanding to the penny (held by the public and intragovernmental), with its change over 30 days and one year and the average daily increase. Official US Treasury Fiscal Data. | vextorium.com | - | $0.003 | listed |
| Vextorium Validate JSON data against a JSON Schema (drafts 4 to 2020-12, with format checks): valid flag and every error with its exact path and failing rule. Check API responses or LLM structured output. | vextorium.com | - | $0.003 | listed |
| Vextorium Trusted UTC time (NTP-synced server clock) with millisecond Unix timestamps, ISO week and the latest Ethereum and Base block times as independent references. For timestamping and clock checks. | vextorium.com | - | $0.003 | listed |
| Vextorium Query a JSON document with JSONPath, including filters and functions ($.items[?(@.price > 10)].name, $..id...): matching values and their paths. Send the JSON in «datos» or a URL to fetch it. | vextorium.com | - | $0.002 | listed |
| Vextorium Email validation: syntax, domain MX records and disposable-domain flag. Sends no email; the address is not stored. | vextorium.com | - | $0.004 | listed |
| Vextorium Test your x402 client or agent for the minimum price: confirms the payment arrived and echoes back the network, scheme, payer and amount the server saw, your IP, user agent, time and any 'eco' text you send. | vextorium.com | - | $0.001 | listed |
| Vextorium Species information by scientific or common name (GBIF): accepted name, full taxonomy (kingdom to species), rank, status, common names, number of occurrence records and countries with most records. | vextorium.com | - | $0.002 | listed |
| Vextorium Great-circle distance between two airports by IATA or ICAO code in km, miles and nautical miles, bearing, approximate flight time and estimated economy-class CO2 per passenger. | vextorium.com | - | $0.003 | listed |
| Vextorium TLS certificate of a domain: issuer, validity dates, days until expiry, names covered (SAN), whether it matches the domain and is trusted, TLS version and cipher. For uptime and security monitoring. | vextorium.com | - | $0.003 | listed |
| Vextorium Active tropical cyclones in the Atlantic and eastern/central Pacific from the US National Hurricane Center: name, type (hurricane, storm...), max wind, pressure, position, movement and links to the official advisory and track. | vextorium.com | - | $0.002 | listed |
| Vextorium Validate a Spanish bank account number (20-digit CCC) with both check digits, identify the bank and compute its IBAN; also breaks down a Spanish IBAN. Computed locally; nothing stored. | vextorium.com | - | $0.003 | listed |
| Vextorium Search scholarly literature across all fields in OpenAlex (250M+ works): title, authors, institutions, year, journal, citation count, DOI and open-access link; by relevance, citations or date. | vextorium.com | - | $0.003 | listed |
| Vextorium Extract from any text, without AI: emails, URLs, phone numbers, IBANs, EVM/Bitcoin/Solana addresses, transaction hashes, IPs, dates, amounts, hashtags, mentions and Spanish tax IDs, deduplicated. | vextorium.com | - | $0.003 | listed |
| Vextorium Latest SEC Form 4 insider filings across the whole US market: issuer company, who filed (directors, officers, 10% owners), date and link. Filter by company or person. For one company's trade details use insiders-empresa. | vextorium.com | - | $0.004 | listed |
| Vextorium US Treasury debt auctions (bills, notes, bonds, TIPS, FRNs): upcoming announced auctions or recent results with term, offering amount, high yield and bid-to-cover demand. Official Fiscal Data. | vextorium.com | - | $0.003 | listed |
| Vextorium Compute a contract address in advance: CREATE (deployer + nonce) or CREATE2 (deployer + salt + init code hash). For deterministic deployments and verifying announced addresses. | vextorium.com | - | $0.003 | listed |
| Vextorium Metadata of a publication by DOI (Crossref): title, authors, journal or publisher, year, type, citation count, references, license, link and an APA-formatted citation. | vextorium.com | - | $0.002 | listed |
| Vextorium Perpetual futures calculator (isolated margin): liquidation price and distance, notional and size, PnL at stop-loss and take-profit, reward/risk ratio, and position sizing to risk a fixed USD amount. | vextorium.com | - | $0.004 | listed |
| Vextorium Daily exchange rates against the US dollar for about 60 currencies, emerging ones included (Argentine peso, Turkish lira, rupee, naira...), with date and 1-month change. Bank for International Settlements data. | vextorium.com | - | $0.004 | listed |
| Vextorium Average household electricity price (2,500-5,000 kWh/year band) in EUR/kWh by European country, with or without taxes: ranking or half-yearly evolution of one country. Official Eurostat data. | vextorium.com | - | $0.003 | listed |
| Vextorium Monthly US federal receipts, outlays and deficit (or surplus), plus the trailing 12-month deficit, from the Monthly Treasury Statement. US Treasury, public domain. | vextorium.com | - | $0.003 | listed |
| Vextorium Pricing calculator: from any two of cost, price, margin or markup it computes the rest, profit per unit and total, and the price with VAT. Avoids the classic margin vs markup confusion. | vextorium.com | - | $0.003 | listed |
| Vextorium Follow the redirect chain of a URL (up to 10 hops): status code and time of each hop, final URL, domain changes and HTTPS-to-HTTP downgrades. Unmask short and affiliate links before visiting them. | vextorium.com | - | $0.003 | listed |
| Vextorium US labor market: unemployment rate, nonfarm payrolls with monthly job change, and average hourly earnings with annual growth. US Bureau of Labor Statistics, public domain. | vextorium.com | - | $0.003 | listed |
| Vextorium Technical inspection of a URL: status, redirects, time to first byte and total time, bytes, compression, content type, cache policy, server, CDN, cookies set, security headers present and all response headers. | vextorium.com | - | $0.003 | listed |
| Vida API Live survival telemetry of an autonomous agent that pays for its own thinking: balance, burn rate, runway in days, cost per thought by model. |  whaletape.xyz | - | $0.01 | listed |
| Video API Prüft am Objekt video den Befund ausgelieferten Inhaltstyp. |  halowerk.com | - | $0.001 | listed |
| Video API Prüft am Objekt video den Befund HTTP-Status der Sitemap. | halowerk.com | - | $0.001 | listed |
| Video API Prüft am Objekt video den Befund Zahl renderblockierender Ressourcen. | halowerk.com | - | $0.001 | listed |
| Video API Prüft am Objekt video den Befund Wert des X-Robots-Tags. | halowerk.com | - | $0.001 | listed |
| Video API Prüft am Objekt video den Befund Zeit bis zum ersten Byte. | halowerk.com | - | $0.001 | listed |