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.
372 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/encode/base58$0.0022Base58 encoder/decoder, Bitcoin, Solana, IPFS CID, Flickr, no ambiguous chars, address encoding, wallet address format. Used by BTC, Solana, IPFS. Accepts payment on Base or Solana — either network works.
  • GET/crypto/convert/op/usd/op-usd$0.004Convert OP to USD at live price. Pass ?amount=1 for value in US Dollar. Optimism兑换美元换算。オプティミズムを米ドルに換算。Convertir Optimism a dólar. 옵티미즘를 달러로 환전. op to usd, Optimism convert. Accepts payment on Base or Solana — either network works.
  • GET/stock/quote/baba$0.005Live BABA Alibaba stock quote (NYSE). Zero-param: GET returns current price. 阿里巴巴股票实时报价。アリババ株価。Cotización Alibaba. 알리바바 주가. BABA stock price, alibaba quote. Accepts payment on Base or Solana — either network works.
  • GET/feed/podcast$0.008podcast rss parser, podcast feed parser, iTunes podcast feed, podcast metadata API, podcast episode extractor, podcast audio URL extractor. Parse podcast RSS feed with iTunes namespace. Returns metadata (author, image, category) plus episodes with audio_url, audio_type, duration, episode and season. For AI agents indexing podcasts. Accepts payment on Base or Solana — either network works.
  • GET/chain/multi-gas$0.006Current gas price across Ethereum, Base, Arbitrum, Optimism and Polygon in one call, returns gwei gas price and latest base fee per chain. multichain gas price, gas fee comparison, gwei, l2 gas tracker, cheapest chain for transaction Accepts payment on Base or Solana — either network works.
  • GET/crypto/convert/atom/usd/atom-usd$0.004Convert ATOM to USD at live price. Pass ?amount=1 for value in US Dollar. Cosmos兑换美元换算。コスモスを米ドルに換算。Convertir Cosmos a dólar. 코스모스를 달러로 환전. atom to usd, Cosmos convert. Accepts payment on Base or Solana — either network works.
  • GET/forex/rate/usd/eur/usd-eur$0.004Live USD to EUR exchange rate (US Dollar / Euro). Zero-param: GET returns current rate. 美元兑欧元实时汇率。米ドル/ユーロ 為替レート。Tipo de cambio dólar-euro. 달러 유로 환율. usd eur, usd-eur, USD/EUR forex quote. Accepts payment on Base or Solana — either network works.
  • GET/generate/color-palette$0.0047Color palette generator, color scheme, complementary colors, analogous palette, triadic colors, monochromatic palette, tetradic, color theory, generate colors, UI design palette, web color picker, harmony colors. Generate harmonious color palette from base color using color theory. Accepts payment on Base or Solana — either network works.
  • GET/password/entropy$0.0022Password entropy calculator, Shannon entropy, bits of randomness, charset size, mathematical password strength metric for security audits. Accepts payment on Base or Solana — either network works.
  • GET/market/overview$0.05One-call market snapshot for a crypto asset: fear & greed sentiment, perpetual funding rate, open interest and recent liquidations aggregated in a single response. One call replaces 4+ separate indicator lookups. Built for AI trading agents and market-monitoring bots that need the full derivatives picture before acting. market overview, sentiment, funding rate, open interest, liquidations, derivatives snapshot Accepts payment on Base or Solana — either network works.
  • GET/text/readability$0.0022readability score, text readability, Flesch reading ease, reading grade level, reading level, text difficulty, reading age, readability index, text complexity, readability analysis, reading grade, reading ease, text level. Analyze text readability with multiple metrics including reading ease, grade level, syllable and sentence counts. For AI agents content optimization, education tools, writing assistants, accessibility checks. Accepts payment on Base or Solana — either network works.
  • GET/crypto/price/near/usd/near-usd$0.004Live NEAR to USD price (NEAR Protocol / US Dollar). Zero-param: GET returns current price. NEAR美元实时价格行情。ニア/米ドル 価格。Precio NEAR dólar. 니어 달러 시세. near usd, near-usd, NEAR price. Accepts payment on Base or Solana — either network works.
  • GET/crypto/convert/xrp/usd/xrp-usd$0.004Convert XRP to USD at live price. Pass ?amount=1 for value in US Dollar. 瑞波币兑换美元换算。リップルを米ドルに換算。Convertir XRP Ripple a dólar. 리플를 달러로 환전. xrp to usd, XRP Ripple convert. Accepts payment on Base or Solana — either network works.
  • GET/market/ohlcv$0.006Live OHLCV candlestick data for any crypto symbol from OKX across timeframes (1m to 1w), with high/low/change summary - real-time price history absent from LLM training data. ohlcv, candlestick, candles, price history, kline, crypto chart data Accepts payment on Base or Solana — either network works.
  • GET/chain/wallet-tokens$0.008List the ERC20 tokens an address holds on Base with symbol, decimals and formatted balance for each nonzero position. wallet tokens, token holdings, wallet portfolio, what tokens does this address hold, base wallet scan Accepts payment on Base or Solana — either network works.
  • GET/crypto/namehash$0.01Compute the ENS namehash and keccak labelhash for a name like vitalik.eth. For resolvers, registries and agents working with ENS. ens namehash, labelhash, ens node, name resolution, evm utility Accepts payment on Base or Solana — either network works.
  • GET/citation/arxiv$0.008Look up arXiv preprint metadata. Returns title, authors, abstract, publish/update dates, categories, PDF URL, DOI, comments, journal ref. Use ?id=1706.03762 (with or without version). Built for AI agents doing ML/physics/math literature review. Accepts payment on Base or Solana — either network works.
  • GET/stablecoin/mcap-history$0.008Total stablecoin market cap over recent days, a macro liquidity gauge for crypto markets. Rising supply often precedes risk-on. Live stablecoin mcap history. stablecoin market cap history, dollar liquidity trend, crypto macro, risk on off, liquidity gauge Accepts payment on Base or Solana — either network works.
  • GET/prices/historical$0.008Historical USD price of a token at a specific past timestamp, by chain and contract address or coingecko id. For backtesting, accounting and cost-basis. Data an LLM cannot recall. historical price, price at timestamp, cost basis, backtest, token price history Accepts payment on Base or Solana — either network works.
  • GET/forex/convert/nzd/usd/nzd-usd$0.004Convert NZD to USD at live rate. Pass ?amount=100 for value in US Dollar. 纽元兑换美元换算。NZドルを米ドルに換算。Convertir dólar neozelandés a dólar. 뉴질랜드 달러를 달러로 환전. nzd to usd convert. Accepts payment on Base or Solana — either network works.
  • GET/defi/lst-rates$0.01Liquid staking and restaking token rates: APR, TVL and pool for major LSTs (stETH, rETH, cbETH, sfrxETH, wbETH, osETH and more) aggregated from DeFiLlama yields. Lets an agent compare staking yields across protocols in one call. Live aggregated DeFi yield data. liquid staking APR, stETH rETH yield, LST rates, restaking Accepts payment on Base or Solana — either network works.
  • GET/crypto/price/trx/usd/trx-usd$0.004Live TRX to USD price (TRON / US Dollar). Zero-param: GET returns current price. 波场美元实时价格行情。トロン/米ドル 価格。Precio TRON dólar. 트론 달러 시세. trx usd, trx-usd, TRX price. Accepts payment on Base or Solana — either network works.
  • GET/domain/check$0.025Comprehensive domain reputation report combining RDAP (modern WHOIS), DNS records, email security (SPF/DKIM/DMARC), SSL certificate inspection, and domain age. Returns risk_summary (low/medium/high) and specific risk_reasons. Use ?domain=example.com. Built for fraud detection, marketing list verification, KYA workflows, and security agents. Accepts payment on Base or Solana — either network works.
  • GET/wallet/risk-profile$0.2Full wallet risk profile in one call: behavior classification + credit score (0-100) + labeled-counterparty exposure (last N days, default 7). Returns verdict (low_risk/medium_risk/high_risk/flagged), risk_score, primary_tag, red_flags (zero-history, sanctioned/mixer/scam), plus identity/credit/exposure detail. Replaces classify+score+exposure in one paid call. For AI agent due diligence and payment-routing risk gating. Accepts payment on Base or Solana — either network works.
  • GET/web/batch$0.02Batch page fetch — read up to 5 URLs in one call and return clean markdown for each, via managed unlocking with residential routing and JS rendering. For bulk RAG ingestion, multi-source research, crawling and dataset building. batch read, bulk fetch, multi-url, crawler, web scraping, rag ingestion, parallel fetch, dataset building 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 372 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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