api.vextorium.com

• https://api.vextorium.com/v1/us-mortgage-rates

  Average US mortgage rates from Freddie Mac's weekly PMMS survey: 30- and 15-year fixed, latest value, weekly and yearly change and recent series.

  SolanaCommerce

  $0.002/ request

  2026-10-08

• https://api.vextorium.com/v1/wallet-sanctions-check

  Check whether a crypto address (Bitcoin, Ethereum/EVM, Tron, Solana, Litecoin, Monero...) is on the US OFAC SDN sanctions list: sanctioned person or entity, program (country or regime) and currency. Compliance check bef…

  SolanaSecurity

  $0.002/ request

  2026-10-07

• https://api.vextorium.com/v1/wikipedia-summary

  Summary of a Wikipedia article in any language: title, short description, lead paragraph, image, coordinates, link and Wikidata id. If the title is not exact it returns the closest article, flagged as approximate, with …

  SolanaWeb data

  $0.002/ request

  2026-10-08

• https://api.vextorium.com/v1/wikipedia-trending

  Most read Wikipedia articles in a language on a given day (yesterday by default): what people are looking up, with views and rank, technical pages removed. A signal of current events and trends.

  SolanaWeb data

  $0.002/ request

  2026-10-08

• https://api.vextorium.com/wallet-sancionada-pago

  Check whether a crypto address (Bitcoin, Ethereum/EVM, Tron, Solana, Litecoin, Monero...) is on the US OFAC SDN sanctions list: sanctioned person or entity, program (country or regime) and currency. Compliance check bef…

  SolanaSecurity

  $0.002/ request

  2026-10-07

• https://api.vextorium.com/wikipedia-resumen-pago

  Summary of a Wikipedia article in any language: title, short description, lead paragraph, image, coordinates, link and Wikidata id. If the title is not exact it returns the closest article, flagged as approximate, with …

  SolanaWeb data

  $0.002/ request

  2026-10-07

• https://api.vextorium.com/wikipedia-tendencias-pago

  Most read Wikipedia articles in a language on a given day (yesterday by default): what people are looking up, with views and rank, technical pages removed. A signal of current events and trends.

  SolanaWeb data

  $0.002/ request

  2026-10-07

• https://api.vextorium.com/abi-codificar-pago

  Encode a contract function call (calldata) from its signature and arguments, e.g. transfer(address,uint256) with [to, amount]: selector and hex data ready to sign or simulate.

  SolanaDeveloper tools

  $0.003/ request

  2026-10-08

• https://api.vextorium.com/abi-decodificar-pago

  Decode EVM calldata (transaction input) with the function signature or, if omitted, by looking up the selector on 4byte; or decode return data with its output types (e.g. uint256,address).

  SolanaOnchain data

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/aeropuerto-buscar-pago

  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.

  SolanaCommerce

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/aeropuertos-eeuu-estado-pago

  Current delays and closures at US airports from the FAA: ground delay programs, ground stops, arrival/departure delays and closures with reason and duration; filter by IATA code (JFK, LAX, ORD...).

  SolanaCommerce

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/aleatorio-pago

  Randomness for agents: flip coins, roll dice, draw numbers in a range, pick from a list or shuffle it. Cryptographically secure by default; with verificable=true it is derived from the latest finalized Ethereum block ha…

  SolanaDeveloper tools

  $0.003/ request

  2026-10-08

• https://api.vextorium.com/algorand-cuenta-pago

  Algorand account: ALGO balance and locked minimum, ASA assets (USDC...) with amounts, consensus participation, opted-in apps and USD value.

  SolanaOnchain data

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/alquileres-ue-pago

  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.

  SolanaOther

  $0.003/ request

  2026-10-08

• https://api.vextorium.com/analizar-user-agent-pago

  Parse a User-Agent string: browser and version, OS and version, device brand and model, device type (mobile, tablet, desktop) and whether it is a bot, an AI crawler (GPTBot, ClaudeBot...) or an HTTP library.

  SolanaDeveloper tools

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/anonimizar-texto-pago

  Redact personal data from text without AI: emails, phone numbers, IBANs, card numbers (Luhn-checked), Spanish DNI/NIE, IPs, crypto addresses and URLs, replaced by labels ([EMAIL_1]) or asterisks. Before sending text to …

  SolanaDeveloper tools

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/apr-apy-pago

  Convert APR to APY or APY to APR for any compounding frequency (continuous, daily, hourly, per block...) and optionally project the final value and gain of a deposit over N days. Useful to compare DeFi yields.

  SolanaMedia

  $0.003/ request

  2026-10-08

• https://api.vextorium.com/aptos-cartera-pago

  Aptos wallet: APT balance and other fungible assets (USDC, USDT...) with amount and USD value, number of sent transactions and whether the account exists.

  SolanaOnchain data

  $0.003/ request

  2026-10-08

• https://api.vextorium.com/arxiv-buscar-pago

  Search scientific papers on arXiv (AI, physics, maths, economics...): title, authors, abstract, categories, dates and PDF link; by relevance or newest, with category filter (cs.AI, cs.CR, q-fin...).

  SolanaOther

  $0.003/ request

  2026-10-08

• https://api.vextorium.com/asn-info-pago

  Information about an autonomous system: holder, whether it announces routes, registry block, number of IPv4 and IPv6 prefixes announced, approximate IPv4 addresses and a sample of prefixes. RIPEstat data.

  SolanaOnchain data

  $0.003/ request

  2026-10-08

• https://api.vextorium.com/base-numerica-pago

  Convert integers of any size (signed) between bases 2 to 36: binary, octal, decimal, hex, base32, base36, with bit and byte length and two's complement. Accepts 0x/0b/0o prefixes.

  SolanaDeveloper tools

  $0.003/ request

  2026-10-08

• https://api.vextorium.com/basename-pago

  Resolve a Basename (name.base.eth on Base) to its address, or an address to its verified primary Basename (reverse record checked forward).

  SolanaOther

  $0.003/ request

  2026-10-08

• https://api.vextorium.com/bce-historico-pago

  Historical ECB euro reference exchange rate for any date since 1999 and conversion between any two published currencies.

  SolanaMarket data

  $0.003/ request

  2026-10-08

• https://api.vextorium.com/bitcoin-red-pago

  Bitcoin network now: block height and latest blocks, recommended fees in sat/vB to confirm in 1, 3, 6, 24 or 144 blocks, mempool size, difficulty, estimated hashrate and next difficulty adjustment (date and expected cha…

  SolanaOnchain data

  $0.003/ request

  2026-10-08

• https://api.vextorium.com/bitcoin-transaccion-pago

  Status of a Bitcoin transaction by txid: confirmed or in mempool, confirmations, block, total fee and fee rate (sat/vB), size, RBF flag, inputs and outputs with amounts.

  SolanaOnchain data

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/bloque-info-pago

  Latest block on an EVM chain: number, hash, time, age in seconds, transaction count, gas used % and base fee.

  SolanaOnchain data

  $0.003/ request

  2026-10-08

• https://api.vextorium.com/bloque-por-fecha-pago

  Block number closest to a date and time on EVM chains (ethereum, base, arbitrum, optimism, polygon, bsc, avax...), with the block's own timestamp. For historical state queries and event filters.

  SolanaOnchain data

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/cabeceras-email-pago

  Analyze raw email headers: sender, recipient, subject, server hops (Received) with delays, SPF/DKIM/DMARC results, Return-Path and Reply-To mismatches and spoofing signals, with a verdict. Investigate phishing or delive…

  SolanaIdentity

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/calculadora-il-pago

  Impermanent loss calculator for Uniswap v2 (full range) and v3/v4 concentrated ranges: IL vs holding, out-of-range flag and final token mix.

  SolanaDeveloper tools

  $0.003/ request

  2026-10-08

• https://api.vextorium.com/calculadora-liquidacion-prestamo-pago

  Collateralized DeFi loan (Aave/Compound style): health factor, current LTV, collateral liquidation price, drop it can withstand, extra borrowing room and how much to repay or add to reach a 1.5 health factor.

  SolanaOnchain data

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/calculadora-margen-pago

  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.

  SolanaDeveloper tools

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/calculadora-pnl-pago

  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.

  SolanaMarket data

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/calculadora-staking-pago

  Staking rewards: final amount, total rewards and average per day and month, with daily compounding or simple, after validator commission, in tokens and optionally in USD.

  SolanaOnchain data

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/calcular-fechas-pago

  Date facts (weekday, ISO week, quarter, day of year, leap year), exact difference between two dates in years, months, days, weeks and Mon-Fri working days, and adding or subtracting days, months or years (end-of-month s…

  SolanaOther

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/calcular-iva-pago

  Standard and reduced VAT rates of any EU member state, and an invoice breakdown (net, VAT, gross) from a net or VAT-inclusive amount, flagging rates that are not in force there.

  SolanaCommerce

  $0.003/ request

  2026-10-08

• https://api.vextorium.com/calendario-economico-pago

  Upcoming macro events with UTC date and time: US BLS releases (jobs report, CPI, PPI, JOLTS, wages...), Federal Reserve FOMC rate decisions and ECB monetary policy decisions. Filter by days ahead, text or high-impact on…

  SolanaMarket data

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/cambio-precio-tokens-pago

  Price change in % of up to 20 tokens over 1h, 24h, 7d, 30d, 90d or 1y, sorted from best to worst, with current price. Symbols or chain:contract ids. DefiLlama data.

  SolanaMarket data

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/cardano-cartera-pago

  Cardano wallet by address (addr1...) or stake account (stake1...): ADA balance, delegated pool and DRep, available rewards, native tokens and USD value.

  SolanaOnchain data

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/catastro-coordenadas-pago

  Cadastral parcel reference and address at given coordinates in Spain, to then query its data with catastro-inmueble. Official Catastro data.

  SolanaCommerce

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/certificado-ssl-pago

  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.

  SolanaIdentity

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/color-contraste-pago

  Convert a color between HEX, RGB, HSL, HSV and CMYK and, given a background, compute the WCAG 2.x contrast ratio with AA/AAA pass flags; without background, suggests black or white text.

  SolanaDeveloper tools

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/comparar-json-pago

  Deep comparison of two JSON documents: added, removed and changed values with their exact path, optionally ignoring list order. Detect changes in API responses, configs or data snapshots.

  SolanaDeveloper tools

  $0.003/ request

  2026-10-08

• https://api.vextorium.com/comparar-listas-pago

  Compare two lists (emails, IDs, wallets, SKUs...): items in both, only in A, only in B, duplicates within each and union, with counts. Up to 100,000 items per list.

  SolanaOnchain data

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/comparar-versiones-pago

  Sort Semantic Versioning 2.0 versions (pre-releases included), give highest and lowest, the bump type between two, and which satisfy an npm-style range (^1.2.0, ~1.2, >=1.0 <2.0, 1.x || 2.x) plus the best match.

  SolanaSearch

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/comunicados-oficiales-pago

  Latest press releases from central banks and financial regulators (Federal Reserve, ECB, Bank of England, SEC, CFTC, ESMA) in one feed by date, with title, link and summary; filter by source or keyword (rate, crypto, st…

  SolanaMarket data

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/confianza-consumidor-ue-pago

  Consumer confidence indicator (balance, seasonally adjusted) for any European country, the EU or the euro area; without a country, a ranking. Below 0 = more pessimists than optimists. European Commission surveys via Eur…

  SolanaOnchain data

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/contar-tokens-pago

  Count the tokens of a text with OpenAI tokenizers (o200k for GPT-4o/4.1/5, cl100k for GPT-4/3.5) plus estimates for Claude, Llama and Gemini, with characters per token. Budget LLM calls and split contexts.

  SolanaAI models

  $0.003/ request

  2026-10-08

• https://api.vextorium.com/convertir-formato-pago

  Convert data between JSON, CSV (auto-detects ; , tab |), YAML, XML and JSON Lines. E.g. a spreadsheet CSV to JSON for an agent, or JSON to CSV for Excel.

  SolanaDeveloper tools

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/convertir-unidades-pago

  Convert units of length, mass, volume, area, speed, temperature, data (KB vs KiB), energy, pressure, time and power, metric and imperial, with exact factors.

  SolanaDeveloper tools

  $0.003/ request

  2026-10-06

• https://api.vextorium.com/cosmos-cartera-pago

  Wallet on Cosmos Hub (cosmos1...), Osmosis (osmo1...) or Celestia (celestia1...): token balances, staked amount per validator, pending rewards, unbonding and USD value. Also accepts a validator (valoper) address and sho…

  SolanaOnchain data

  $0.003/ request

  2026-10-08

By chain

One seller wallet, each chain read on its own. We never send a payment, so we never observe what a paid call returns. Unknown means we hold no reading, not that anything failed.

The price each endpoint registered in the x402 catalogue. A listed price is a registration, not an observed charge.