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Service Protocol Price Category Health Latency Source
Cross-chain transfer volume from Wormholescan (Wormhole network): USD and token ... https://api.chainmarket-api.workers.dev/api/crypto/cross-chain-bridge-flows x402 $0.0020 crypto/transactions healthy 434ms bazaar
Cross-coin Hyperliquid funding spread https://x402centre.roverbot.workers.dev/data/hl/funding-pair x402 $0.03 crypto-data healthy 345ms self-registered
Cross-exchange spread tick — ONE $0.02 call returns the live executable spread f... https://arbipulse.theaslangroupllc.com/api/spread-tick x402 $0.02 crypto/transactions healthy 617ms bazaar
Cross-platform arbitrage detection between Polymarket and Kalshi: matched market... https://polynews.news/api/v1/arbitrage x402 $0.01 real-time-data/weather healthy 968ms bazaar
Cross-platform discovery of signal providers, copy traders, EAs, managed account... https://alphapulse.theaslangroupllc.com/api/alpha/discover x402 $0.15 crypto/defi healthy 351ms bazaar
Cross-pool and cross-chain DEX price arbitrage, with flash-loan execution paths.... https://arbipulse.theaslangroupllc.com/api/dex x402 $0.10 crypto/defi healthy 542ms bazaar
Cross-pool arbitrage scanner — detects live price spreads between AMM pools; DeF... https://amanchain-relay.gitajhd.workers.dev/api/x402/aman-arb-scan x402 $0.01 crypto/defi healthy 760ms self-registered
Cross-protocol DeFi money-market supply/borrow rates for an asset on Base: per-m... https://api.agentstools.dev/lending/rates x402 $0.01 crypto/defi healthy 462ms bazaar
Cross-protocol risk-adjusted DeFi yield screener: ranked pools with honest base-... https://defi.lonestaroracle.xyz/top-yields x402 $0.10 crypto/defi healthy 507ms bazaar
Cross-regional price differentials for oil, gas, metals and grains, with transpo... https://arbipulse.theaslangroupllc.com/api/commodity x402 $0.10 real-time-data/news healthy 366ms bazaar
Cross-venue funding screener https://x402centre.roverbot.workers.dev/data/xv/funding-screen x402 $0.05 crypto-data healthy 433ms self-registered
Cross-venue funding spread per coin https://x402centre.roverbot.workers.dev/data/xv/funding x402 $0.02 crypto-data healthy 408ms self-registered
Cross-venue perpetual funding rates (OKX, Kraken Futures, dYdX) for any major to... https://defi-signals.org/defi/funding-rates x402 $0.0050 tools/search healthy 305ms bazaar
Cross-venue prediction-market keyword search across Polymarket, Kalshi, and Limi... https://2s.io/api/predict/search x402 $0.01 tools/search healthy 469ms bazaar
Cross-venue prediction-market search: one query returns a ranked list of NORMALI... https://api.agentstools.dev/prediction/search x402 $0.01 crypto/defi healthy 334ms bazaar
Crossref funders search (keyless). POST {q|query}/{rows?}. Empty -> 400 not char... https://x402-v2-mint-crossref-funders.vercel.app/v1/crossref-funders x402 $0.02 tools/search healthy 667ms bazaar
Crossref journals search (keyless). POST {q|query}/{rows?}. Empty -> 400 not cha... https://x402-v2-mint-crossref-journals.vercel.app/v1/crossref-journals x402 $0.02 tools/search healthy 756ms bazaar
Crossref members search (keyless). POST {q|query}/{rows?}. Empty -> 400 not char... https://x402-v2-mint-crossref-members.vercel.app/v1/crossref-members x402 $0.02 tools/search healthy 597ms bazaar
Crossref works search (keyless). POST {query} with optional {rows?} or {doi}. Em... https://x402-v2-mint-crossref-works.vercel.app/v1/crossref-works x402 $0.02 tools/search healthy 525ms bazaar
Crossref works search (public REST API, no key): DOI, title, type, container (jo... https://api.webintel-api.workers.dev/api/search/crossref x402 $0.0020 tools/search healthy 97ms bazaar
Crypto & token prices: live USD spot price for one or more coins/tokens by coin ... https://crypto.openverbs.com/v1/price x402 $0.0010 crypto/prices healthy 703ms bazaar
Crypto Brand Lookalike Domain Signals https://replyopsai.com/x402/api/domain-signals?min_score=60&limit=5 x402 $0.0050 security/threat-intelligence healthy 431ms self-registered
Crypto Due-Diligence Agent: one full due-diligence report on a token or wallet b... https://scraplingdata.xyz/v1/dd/report x402 $1.00 crypto/defi healthy 1230ms bazaar
Crypto Due-Diligence quick check on a token or wallet: recommendation (allow / c... https://scraplingdata.xyz/v1/dd/quick x402 $0.25 crypto/defi healthy 856ms bazaar
Crypto Fear & Greed Index (alternative.me, keyless). POST {limit?}. Unpaid empty... https://x402-v2-mint-fear-greed-index.vercel.app/v1/fear-greed-index x402 $0.02 crypto/defi healthy 550ms bazaar
Crypto Fear & Greed Index: the market Fear & Greed value, classification and tre... https://api.agentstools.dev/crypto/sentiment x402 $0.0030 real-time-data/news healthy 365ms bazaar
Crypto Fear and Greed Index API - market sentiment https://x402render.vercel.app/feargreed x402 $0.01 finance healthy 250ms self-registered
Crypto Fear and Greed index https://x402centre.roverbot.workers.dev/data/px/fear-greed x402 $0.0050 developer-tools healthy — self-registered
Crypto Hacks & Exploits News — via FiatDock Marketplace https://fiatdock.com/s/svc_1c0a2aa7-4288-43f2-9e01-513e17cb6b93 x402 $0.0010 data healthy 197ms self-registered
Crypto News API https://2-29-135-242.sslip.io/x402/crypto-news-api x402 $0.02 data healthy — self-registered
Crypto News Feed (filterable, 37 sources) — via FiatDock Marketplace https://fiatdock.com/s/svc_c774d213-ecf9-4066-9e97-b45cad58e3c7 x402 $0.0010 data healthy 226ms self-registered
Crypto News by Coin/Ticker — via FiatDock Marketplace https://fiatdock.com/s/svc_4a7a3971-e290-4af8-8152-03b83ea660e9 x402 $0.0010 data healthy 225ms self-registered
Crypto Phishing / Drainer URL Check — via FiatDock Marketplace https://fiatdock.com/s/svc_bbcdab3f-9c09-4ca5-9f20-bdbf4e7f611e x402 $0.0010 web healthy 215ms self-registered
Crypto Price https://6xrkjcfa3yrzvefcpvanurzou4.srv.us/crypto-price x402 $0.01 crypto/price healthy 862ms self-registered
Crypto Price API - Bitcoin, Ethereum & 10,000+ coins https://x402render.vercel.app/crypto x402 $0.02 finance healthy 235ms self-registered
Crypto Price Feed — Real-Time & OHLC History — via FiatDock Marketplace https://fiatdock.com/s/svc_88b35161-9100-4236-90cf-4bd4ac5af0b3 x402 $0.0020 finance healthy 54ms self-registered
Crypto Prices (Chainlink) https://x402.professorsausages.com/prices/spot/ETH x402 $0.0020 crypto healthy 995ms self-registered
Crypto Prices (Chainlink) — /prices/convert https://x402.professorsausages.com/prices/convert?from=ETH&to=USDC&amount=1 x402 $0.02 crypto-data healthy 548ms self-registered
Crypto Prices API https://2-29-135-242.sslip.io/x402/crypto-prices-api x402 $0.02 data healthy — self-registered
Crypto Regulation & ETF News — via FiatDock Marketplace https://fiatdock.com/s/svc_8e9e296d-cf41-4479-988f-a23eb628f734 x402 $0.0010 data healthy 277ms self-registered
Crypto Research Brief (x402) https://x402-brief-api.vercel.app/brief?asset=ETH x402 $0.10 crypto healthy 551ms self-registered
Crypto Spot Prices — via FiatDock Marketplace https://fiatdock.com/s/svc_914ef638-93d6-4d68-a2e2-b96543ec5a9f x402 $0.01 tools healthy 278ms self-registered
Crypto Token Price: live USD price for any major crypto asset Executed determini... https://preview-chat-c6089071-758a-449d-b4a7-6fa19ebc955c.space-z.ai/api/x402/aman-crypto-price x402 $0.0012 crypto/prices healthy 2064ms self-registered
Crypto Token Tradeability Radar https://6xrkjcfa3yrzvefcpvanurzou4.srv.us/api/crypto-token-tradeability-radar x402 $0.01 crypto/market healthy 864ms self-registered
Crypto Verify https://api.agentstools.dev/crypto/verify x402 $0.0030 crypto healthy 186ms self-registered
Crypto address risk check API (pre-payment counterparty screening). Pre-payment ... https://api.youraitools.co/counterpartycheck/v1/lite x402 $0.0050 crypto/wallet healthy 465ms self-registered
Crypto and blockchain news from four newsrooms in one call (Cointelegraph, Decry... https://api.x-402.online/v1/crypto/news x402 $0.0050 real-time-data/news healthy 646ms bazaar
Crypto categories & sectors ranked by total value locked (USD): each DeFi narrat... https://crypto.openverbs.com/v1/categories x402 $0.0020 crypto/defi healthy 807ms bazaar
Crypto counterparty due diligence API. Counterparty due-diligence report: everyt... https://api.youraitools.co/counterpartycheck/v1/quick x402 $0.01 crypto/wallet healthy 548ms self-registered
Crypto macro regime in one call: a 0-100 Messy Virgo macro score and risk regime... https://api.messyvirgo.com/api/v1/paid/context/macros/latest x402 $0.01 crypto/defi healthy 482ms bazaar