Discover / api.x402node.dev

x402node

■ Challenge detected

Live airport arrivals board by IATA code: incoming flights with origin, airline, terminal, gate, baggage belt, scheduled and revised arrival times. 机场到港航班板：到达航班的出发地、航司、登机口、行李转盘、时刻。空港到着便ボード。Tablero de llegadas. 공항 도착 항공편. Query: ?airport=JFK Accepts payment on Base or Solana — either network works.

Listed price
$0.2
Challenge detected
10 of the last 10 checks
Median response
194 ms
Last checked
17 Oct, 12:25 UTC
In our index since
26 Sept 2026

Endpoint

curl -i https://api.x402node.dev/aviation/airport-arrivals
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.
374 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.x402node.dev

  • GET/chain/holder-distribution$0.01Top token holders and whale concentration for an ERC20 on Base, estimated from recent Transfer events, with each holder's percentage. token holders, holder distribution, whale concentration, top holders, token ownership, holder analysis Accepts payment on Base or Solana — either network works.
  • GET/contract/gas-oracle$0.012Live Ethereum gas oracle from a block explorer behind an API key: safe, proposed and fast gas prices in gwei plus suggested base fee and last block. For transaction timing and fee estimation. gas oracle, gas price gwei, base fee, gas tracker, ethereum fees Accepts payment on Base or Solana — either network works.
  • GET/text/slugify$0.0022URL slug generator, slugify text, make url friendly, seo slug, clean string for url, kebab case url, web slug, convert text to slug, permalink generator. Convert any string to URL-friendly slug, strip diacritics, lowercase, replace spaces with hyphens. Accepts payment on Base or Solana — either network works.
  • GET/chain/airdrop-check$0.005Check whether a wallet holds or has claimed a specific airdrop/token contract balance on EVM chains, with symbol and formatted amount. airdrop check, claim eligibility, token balance check, airdrop claimed, wallet holdings Accepts payment on Base or Solana — either network works.
  • GET/forex/convert/usd/cny/usd-cny$0.004Convert USD to CNY at live rate. Pass ?amount=100 for value in Chinese Yuan. 美元兑换人民币换算。米ドルを人民元に換算。Convertir dólar a yuan. 달러를 위안로 환전. usd to cny convert. Accepts payment on Base or Solana — either network works.
  • GET/defi/dex-volume$0.01Ranks decentralized exchanges by 24h trading volume, aggregated from DeFiLlama, revealing where on-chain swap activity is concentrated right now and the total DEX volume. Live aggregated data an LLM cannot produce. dex volume, top decentralized exchanges, onchain trading volume, defi activity Accepts payment on Base or Solana — either network works.
  • GET/maps/weather$0.01Current weather for a coordinate via Open-Meteo. Returns temperature, humidity, wind, precipitation and weather code with description. Pass lat and lng. For AI agents needing current weather, weather data, temperature and conditions by location. 实时天气查询。 Accepts payment on Base or Solana — either network works.
  • GET/time/format-relative$0.0022Relative time formatter, time ago, X minutes ago, in 2 hours, human readable time, fuzzy time, relative datetime, social media timestamps. Format a datetime as relative to now or another base (e.g. '3 hours ago', 'in 2 days'). Accepts payment on Base or Solana — either network works.
  • GET/chain/token-tax$0.006Inspect an ERC20 token contract for buy/sell tax fields, owner renouncement and basic honeypot risk flags on EVM chains. token tax, honeypot check, buy sell tax, meme coin safety, rug risk flags, rugpull detection, token audit, contract safety check Accepts payment on Base or Solana — either network works.
  • GET/stock/quote/qqq$0.005Live QQQ Invesco QQQ Nasdaq 100 ETF ETF quote (NASDAQ). Zero-param: GET returns current price. 纳指100ETF实时报价。ナスダック100 ETF株価。Cotización ETF Nasdaq 100. 나스닥100 ETF 주가. QQQ etf price, invesco qqq nasdaq 100 etf quote. Accepts payment on Base or Solana — either network works.
  • GET/password/strength$0.0022Password strength estimator, score 0-4, zxcvbn-style heuristics, crack time, weak password detection. Returns score, feedback, estimated crack time. Accepts payment on Base or Solana — either network works.
  • GET/forex/convert/krw/usd/krw-usd$0.004Convert KRW to USD at live rate. Pass ?amount=100 for value in US Dollar. 韩元兑换美元换算。ウォンを米ドルに換算。Convertir won a dólar. 원를 달러로 환전. krw to usd convert. Accepts payment on Base or Solana — either network works.
  • GET/crypto/convert/bnb/usd/bnb-usd$0.004Convert BNB to USD at live price. Pass ?amount=1 for value in US Dollar. 币安币兑换美元换算。BNBを米ドルに換算。Convertir BNB a dólar. 바이낸스코인를 달러로 환전. bnb to usd, BNB convert. Accepts payment on Base or Solana — either network works.
  • GET/domain/email-security$0.01Email security posture: SPF/DKIM/DMARC presence and parsed policy. Detects missing or misconfigured email authentication. Use ?domain=example.com. Built for email deliverability and phishing prevention. Accepts payment on Base or Solana — either network works.
  • GET/generate/password$0.0022Password generator, strong password, random password, secure password generator, crypto-safe password, password maker, generate strong password, customizable password length, pronounceable password, random secure pass. Generate cryptographically random password with custom length and character set rules. Accepts payment on Base or Solana — either network works.
  • GET/domain/ssl$0.008SSL/TLS certificate inspection: issuer, subject, valid_from, valid_to, days_remaining, SAN list, fingerprint, signature algorithm. Detects expired and expiring certificates. Use ?domain=example.com and port=443, ssl certificate, tls certificate check, certificate expiry Accepts payment on Base or Solana — either network works.
  • GET/crypto/convert/sui/usd/sui-usd$0.004Convert SUI to USD at live price. Pass ?amount=1 for value in US Dollar. Sui兑换美元换算。スイを米ドルに換算。Convertir Sui a dólar. 수이를 달러로 환전. sui to usd, Sui convert. Accepts payment on Base or Solana — either network works.
  • GET/crypto/convert/eth/usd/eth-usd$0.004Convert ETH to USD at live price. Pass ?amount=1 for value in US Dollar. 以太坊兑换美元换算。イーサリアムを米ドルに換算。Convertir Ethereum a dólar. 이더리움를 달러로 환전. eth to usd, Ethereum convert. Accepts payment on Base or Solana — either network works.
  • GET/market/funding-history$0.01Historical perpetual funding rates for a coin over recent periods with the latest value, average and trend, built from OKX. Lets an agent see whether funding has been persistently positive or negative rather than a single snapshot. Live time series for funding and carry analysis. funding rate history, funding trend, carry, perp Accepts payment on Base or Solana — either network works.
  • GET/stock/quote/voo$0.005Live VOO Vanguard SP500 ETF quote (NYSEArca). Zero-param: GET returns current price. 先锋标普500ETF实时报价。バンガードSP500 ETF 株価。Cotizacion Vanguard SP500. 뱅가드 SP500 ETF 주가. VOO etf price. Accepts payment on Base or Solana — either network works.
  • GET/crypto/price/link/usd/link-usd$0.004Live LINK to USD price (Chainlink / US Dollar). Zero-param: GET returns current price. Chainlink美元实时价格行情。チェーンリンク/米ドル 価格。Precio Chainlink dólar. 체인링크 달러 시세. link usd, link-usd, LINK price. Accepts payment on Base or Solana — either network works.
  • GET/market/commodities$0.012Live prices for major commodities (gold, silver, WTI and Brent crude, natural gas, copper, platinum) in one call, extending macro coverage beyond crypto. Data an LLM cannot produce. Live macro feed for trading and research. commodity prices, gold silver oil, natural gas, macro Accepts payment on Base or Solana — either network works.
  • GET/password/passphrase$0.0022Diceware passphrase generator, multi-word random, memorable secure, xkcd 936 style, random word combinations from curated wordlist. Accepts payment on Base or Solana — either network works.
  • GET/chain/gas-estimate$0.012Estimates the USD gas cost of a common action (transfer, erc20-transfer, approve, swap, nft-mint) across EVM chains, combining live gas price per chain with the native token price. Lets an agent pick the cheapest chain to execute and budget a transaction. Live aggregated gas + price compute. gas cost estimate, transaction fee usd, cheapest chain to execute, swap gas Accepts payment on Base or Solana — either network works.
  • GET/maps/timezone$0.0022Timezone lookup for a coordinate via timeapi.io. Returns IANA timezone, current local time, UTC offset, DST status. Use ?lat=37.78 and lng=-122.42. Built for AI agents scheduling across regions. Accepts payment on Base or Solana — either network works.

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

Showing 25 of 374 listed endpoints. Next endpoints First endpoints

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/api.x402node.dev

Recent checks

3 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 10 checks
When (UTC)ResultHTTPResponse
17 Oct, 12:25 UTCChallenge detected402317ms
16 Oct, 18:49 UTCChallenge detected402189ms
15 Oct, 11:37 UTCChallenge detected402186ms
14 Oct, 00:19 UTCChallenge detected402202ms
12 Oct, 00:34 UTCChallenge detected402194ms
10 Oct, 10:04 UTCChallenge detected402529ms
9 Oct, 06:42 UTCChallenge detected402186ms
8 Oct, 03:32 UTCChallenge detected402319ms
7 Oct, 00:45 UTCChallenge detected402193ms
3 Oct, 05:05 UTCChallenge detected402194ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 17 Oct, 12:25 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 x402node?

Its listed price is $0.2.

What payment terms does x402node advertise?

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

Where is x402node listed?

In x402 Bazaar and x402-list.com. Superstables first indexed it on 26 Sept 2026.

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