Discover / api.vextorium.com

Historical ECB rates | Vextorium

■ Challenge detected

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

Listed price
$0.003
Challenge detected
3 of the last 9 checks
Median response
395 ms
Last checked
17 Oct, 07:50 UTC
In our index since
27 Sept 2026

Endpoint

curl -i https://api.vextorium.com/v1/ecb-rates-history
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.
1,069 listed endpoints · on x402 Bazaar

Checks and payment terms on this page refer to the endpoint above. Other listed endpoints have not been checked individually.

Base URLhttps://api.vextorium.com

  • POST/v1/extract-structured-dataNo price listedStructured data extraction with local AI: give a text and a list of field names, get a JSON object with those fields (null when absent).
  • POST/comprobacion-pre-operacion-pagoNo price listedBefore buying or selling a token: risk verdict (contract powers, honeypot pattern, age), main pool liquidity, estimated price impact for your USD amount, recommended slippage and a decision (ok, caution, avoid). Base, Ethereum, Arbitrum, Optimism, Polygon or Solana.
  • POST/v1/sec-insiders-latestNo price listedLatest 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.
  • POST/v1/eu-tourismNo price listedMonthly nights spent in tourist accommodation (hotels, apartments, campsites) in any European country with year-on-year change; without a country, a ranking for the latest month. Official Eurostat data.
  • POST/v1/bluesky-post-likesNo price listedWho liked a Bluesky post (by bsky.app URL or at:// URI): handle, name and when they liked it.
  • POST/medicamento-info-pagoNo price listedUS drug facts from the official label (openFDA): brands, active ingredient, uses, dosage, warnings, contraindications, interactions, pregnancy and manufacturer. Information, not medical advice.
  • POST/huggingface-modelos-pagoNo price listedAI models on Hugging Face: trending, most downloaded or most liked, filtered by name and task (text-generation, image-text-to-text, automatic-speech-recognition...): author, downloads, likes, task, license and creation date.
  • POST/ip-maliciosa-pagoNo price listedCheck an IP against public threat lists: botnet command-and-control servers (abuse.ch Feodo Tracker), Tor exit nodes and hijacked or spam networks (Spamhaus DROP). For filtering traffic, sign-ups and payments.
  • POST/libro-info-pagoNo price listedBook data by ISBN (10 or 13) or search by title and author on Open Library: title, authors, publisher, year, pages, languages, subjects, cover and links.
  • POST/v1/drug-infoNo price listedUS drug facts from the official label (openFDA): brands, active ingredient, uses, dosage, warnings, contraindications, interactions, pregnancy and manufacturer. Information, not medical advice.
  • POST/hyperliquid-spot-pagoNo price listedHyperliquid spot pairs: price, 24h change, 24h volume and market cap (circulating supply x price). Search a token or rank by volume, market cap, gainers or losers.
  • POST/tezos-cuenta-pagoNo price listedTezos account (tz1/tz2/tz3/KT1): XTZ balance, baker, staked amount, FA tokens, transaction count, first and last activity and USD value.
  • POST/estado-proveedores-pagoNo price listedLive status of widely used cloud services and APIs (GitHub, Cloudflare, OpenAI, Anthropic, Discord, Vercel, npm, Twilio, DigitalOcean, Coinbase, Atlassian, Netlify, Supabase) from their status pages: overall state, affected components, open incidents and ongoing maintenance.
  • POST/v1/commoditiesNo price listedMonthly prices of about 70 commodities (Brent and WTI oil, natural gas, coal, gold, silver, copper, aluminium, wheat, maize, coffee, cocoa, sugar, fertilizers...) for the latest published month, with monthly and annual change. World Bank Pink Sheet.
  • POST/v1/food-productNo price listedFood product facts by barcode (EAN/UPC) from Open Food Facts: name, brand, quantity, Nutri-Score, NOVA processing group, Eco-Score, nutrients per 100 g, allergens, additives, ingredients and countries.
  • POST/v1/malicious-ipNo price listedCheck an IP against public threat lists: botnet command-and-control servers (abuse.ch Feodo Tracker), Tor exit nodes and hijacked or spam networks (Spamhaus DROP). For filtering traffic, sign-ups and payments.
  • POST/v1/impermanent-lossNo price listedImpermanent loss calculator for Uniswap v2 (full range) and v3/v4 concentrated ranges: IL vs holding, out-of-range flag and final token mix.
  • POST/inspeccionar-json-pagoNo price listedValidate JSON (with line and column of the error), pretty-print or minify it, describe its structure (depth, keys, value types) and extract a value by path such as data.items[0].price.
  • POST/defi-resumen-pagoNo price listedDeFi market snapshot: total TVL and top 5 chains, DEX volume, fees generated over 24h, 7d and 30d, and stablecoin market cap, with changes. One call for a daily market brief. DefiLlama data.
  • POST/v1/eu-rent-inflationNo price listedYear-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.
  • POST/v1/tropical-cyclonesNo price listedActive 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.
  • POST/v1/tokenized-stocksNo price listedCatalog of 113 verified tokenized stocks (xStocks/Backed and Ondo Global Markets). With a ticker: all its tokenized versions (issuer, symbol, chain, mint). Without it: the full list, filterable by issuer, with totals and issuer breakdown. Verified on-chain by the issuing authority.
  • POST/hyperliquid-operaciones-pagoNo price listedLatest trades executed by any wallet on Hyperliquid: asset, side, open/close direction, price, size, USD value, realized PnL and fee, with totals. Track a trader or audit a bot.
  • POST/v1/pdf-mergeNo price listedMerge 2 to 10 PDFs (URLs) into one, in the given order, returned in base64.
  • POST/pool-operaciones-pagoNo price listedRecent swaps of a DEX pool (Uniswap v2/v3, Aerodrome, SushiSwap, PancakeSwap... on Base, Ethereum, Arbitrum, Optimism or Polygon) read on-chain: buys and sells with USD size, price, wallet and tx, net buy/sell flow, unique buyers and the largest trades. Pass the pool or the token address (its main pool is used).

A dash means the listing gives no price or method. Copy buttons copy the full URL.

Showing 25 of 1,069 listed endpoints. Next endpoints First endpoints

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/api.vextorium.com

Recent checks

4 Oct 2026One bar per check, showing up to 20 recent checks. Coloured bars show relative response time, with a minimum visible height; full-height grey bars mean no challenge was detected. “Challenge detected” means HTTP 402 or another detected payment-challenge signal.17 Oct 2026
All 9 checks
When (UTC)ResultHTTPResponse
17 Oct, 07:50 UTCChallenge detected402372ms
15 Oct, 23:42 UTCChallenge detected402395ms
14 Oct, 19:26 UTCChallenge detected402417ms
12 Oct, 22:31 UTCNo challenge detected200423ms
11 Oct, 00:15 UTCNo challenge detected200394ms
9 Oct, 15:32 UTCNo challenge detected200382ms
8 Oct, 09:33 UTCNo challenge detected200429ms
7 Oct, 03:32 UTCNo challenge detected200376ms
4 Oct, 17:05 UTCNo challenge detected200394ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 17 Oct, 07:50 UTC, it returned HTTP 402 or another detected payment-challenge signal. This check did not test payment, delivery or compatibility with the Superstables client.

What price is recorded for Historical ECB rates | Vextorium?

Its listed price is $0.003.

What payment terms does Historical ECB rates | Vextorium advertise?

The listing advertises x402, Base, EVM chain 5042, Optimism, Polygon, Solana, Xrpl, USDC and XRP. It names cdp as its facilitator. Check the seller's current payment challenge and authentication requirements before paying.

Where is Historical ECB rates | Vextorium listed?

In x402 Bazaar and x402-list.com. Superstables first indexed it on 27 Sept 2026.

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