Starter pack
Money data without a key
Exchange rates, markets and crypto prices you can query without signing up.
78 APIs · Included because: In Finance, Currency Exchange or Cryptocurrency; no authentication listed, HTTPS supported, docs link reachable.
- 0xCryptocurrency · API for querying token and pool stats across various liquidity poolsNo authCORS
- Alpha (Mossland)Cryptocurrency · Korean crypto channel stance + RAG Q&A + canonical entity/topic/event storeNo authCORS
Bank of RussiaCurrency Exchange · Exchange rates and currency conversionNo auth- Banking Access IndexFinance · Which US business banking providers accept founders by country of residence, with sourcesNo authCORS
BinlistFinance · Public access to a database of IIN/BIN informationNo auth- BitcambioCryptocurrency · Get the list of all traded assets in the exchangeNo auth
Bitcoin HalvingCryptocurrency · Halving era, block reward, and schedule arithmetic for any Bitcoin block heightNo authCORS
BitcoinYieldCryptocurrency · Live yields on BTC, ETH and stablecoins across DeFi and CeFi, with an A-D risk grade per offerNo authCORS
BlazePhoenixCryptocurrency · On-chain DEX aggregator quotes and route execution dataNo authCORS
Block LottosCryptocurrency · On-chain lottery, draw history, jackpot and advertising endpointsNo authCORS
Brainy PricesFinance · UAE living costs: KHDA fees, DLD rents, fuel, utilities, telecom and relocation, with dated sourcesNo authCORS
BTCGlobeCryptocurrency · Bitcoin height, fees, mempool and peer data served live from two self-hosted nodesNo authCORS- btcnode.ukCryptocurrency · Bitcoin blockchain data, fees, mempool, SEC insider trades, Reddit sentiment. x402 micropayments for paid endpoints.No auth
CardBinCheckFinance · Card BIN/IIN lookup: network, issuer, country and card type for the first 6-8 digitsNo authCORS
CoinCapCryptocurrency · Real time Cryptocurrency prices through a RESTful APINo auth
CoinGeckoCryptocurrency · Cryptocurrency Price, Market, and Developer/Social DataNo authCORS
CoinLobsterCryptocurrency · Live executed whale trades across 15 exchanges and on-chain DEX with an unusualness radarNo authCORS
CoinloreCryptocurrency · Cryptocurrencies prices, volume and moreNo auth
CoinpaprikaCryptocurrency · Cryptocurrencies prices, volume and moreNo authCORS- CoinStatsCryptocurrency · Crypto TrackerNo auth
contixFinance · Spain: IBAN validation with bank and BIC, EU VAT number check (VIES), Modelo 303 VAT sumsNo authCORS
CorpStackingCryptocurrency · Corporate, government and ETF Bitcoin, Ethereum and Solana treasury disclosuresNo authCORS
CryptAPICryptocurrency · Cryptocurrency Payment ProcessorNo auth- CryptingUpCryptocurrency · Cryptocurrency dataNo auth
Crypto VisionCryptocurrency · Free crypto news aggregator with market context, JSON REST and RSSNo authCORS
CryptoCompareCryptocurrency · Cryptocurrencies ComparisonNo auth
Currency-apiCurrency Exchange · Free Currency Exchange Rates API with 150+ Currencies & No Rate LimitsNo authCORS
Czech National BankCurrency Exchange · A collection of exchange ratesNo auth
DaleelakCurrency Exchange · Egyptian bank and dealer exchange rates, gold and silver pricesNo authCORS
DefiLlamaCryptocurrency · Open and transparent DeFi data, TVL, coin prices, volumes, and yieldsNo authCORS- DudelyticsCryptocurrency · Productive crypto indices, daily benchmarks, sector indices and market-stress dataNo auth
EcondbFinance · Global macroeconomic dataNo authCORS- Economia.AwesomeCurrency Exchange · Portuguese free currency prices and conversion with no rate limitsNo auth
EstimateTaxFinance · US federal, state and local income tax calculation for 2026, with the source of every figureNo authCORS
Exchangerate.devCurrency Exchange · Live & historical FX, 168 pairs back to 1999, Frankfurter-compatible, free 10k/moNo auth
Fed TreasuryFinance · U.S. Department of the Treasury DataNo auth
Finance Clearly Tax RatesFinance · Current UK and US tax rates, allowances and thresholdsNo authCORS- FloorGuardFinance · Sourced prop firm daily-loss and max-drawdown rules, plus a drawdown-room checkNo authCORS
FrankfurterCurrency Exchange · Exchange rates, currency conversion and time seriesNo authCORS- FraudCoinsCryptocurrency · On-chain top-10 holder concentration and contract permissions for crypto tokensNo authCORS
- FuluslyCurrency Exchange · Exchange rates for 144 currencies with daily history back to the 1990s, English and ArabicNo authCORS
- Futures ClockFinance · Trading hours and session windows for 65 futures products on 16 global exchangesNo authCORS
- FXpeekCurrency Exchange · Source-linked historical reference exchange rates with CSV, JSON and an MCP serverNo auth
GeminiCryptocurrency · Cryptocurrencies ExchangeNo auth
Goldprice.devFinance · Cross-validated gold, silver & copper spot, futures & 30-year history in 13 currenciesNo auth
HeliousFinance · US Treasury auction results with the tail and bidder split, plus scored economic releasesNo authCORS
HeliumFinance · News with media bias scoring, balanced news synthesis, live market data, AI options pricingNo authCORS
HostDeFiCryptocurrency · Free A+–F token-safety grades across Solana and EVM chainsNo authCORS
IBAN AnalyzerFinance · Resolve an IBAN to its bank name, BIC, city and address for 60+ countriesNo authCORS- India GST HSN & SACFinance · Indian GST HSN and SAC classification code lookup and searchNo authCORS
- Indian Mutual FundFinance · Get complete history of India Mutual Funds DataNo auth
- LiquiLensFinance · Public-record bank and lender failure-risk evidenceNo authCORS
LocalbitcoinsCryptocurrency · P2P platform to buy and sell BitcoinsNo auth
MempoolCryptocurrency · Bitcoin API Service focusing on the transaction feeNo auth
MercadoBitcoinCryptocurrency · Brazilian Cryptocurrency InformationNo auth- MessariCryptocurrency · Provides API endpoints for thousands of crypto assetsNo auth
- monerometricsCryptocurrency · Reorg-aware Monero (XMR) network metrics, mining-pool centralization and chain reorganizationsNo authCORS
National Bank of PolandCurrency Exchange · A collection of currency exchange rates (data in XML and JSON)No authCORS
NerkhsanjCurrency Exchange · Iran free-market USD, EUR, CNY, gold and coin rates in toman, live and daily archive since 2010No auth- Nigeria PAYEFinance · Nigerian income tax (PAYE) and take-home pay under the Nigeria Tax Act 2025No authCORS
paralelo.boCurrency Exchange · Bolivia parallel-market USD/BOB exchange rate, aggregated from P2P sources every 60sNo authCORS
PolyKal FeesFinance · Kalshi & Polymarket trading fee rates and formulas as verified JSONNo authCORS
Portfolio OptimizerFinance · Portfolio analysis and optimizationNo authCORS
Razorpay IFSCFinance · Indian Financial Systems Code (Bank Branch Codes)No auth
SEC EDGAR DataFinance · API to access annual reports of public US companiesNo authCORS
SeicheFinance · Free public funding, FX and capital-market evidence with source clocksNo authCORS
Solana JSON RPCCryptocurrency · Provides various endpoints to interact with the Solana BlockchainNo auth
SoloLuckCryptocurrency · Bitcoin solo mining pool stats, per-address miner stats and an open dataset of solo-mined blocksNo authCORS
TickerInsideFinance · Holdings of every US ETF, which ETFs hold a stock, and overlap between funds, each datedNo authCORS
Top 5 StocksFinance · Daily AI-ranked stock and crypto watchlistsNo auth- UndertowFinance · Public market-depth and sized exit estimates, not executable quotesNo authCORS
US Mortgage CalculatorFinance · Mortgage payment, amortization, affordability and 50-state property tax dataNo authCORS- VoxOddsFinance · Polymarket and Kalshi odds, all-in executable quotes, EV checks and audited forecast scoresNo auth
WallstreetBetsFinance · WallstreetBets Stock Comments Sentiment AnalysisNo auth
WhiteBITCryptocurrency · European cryptocurrency exchangeNo authCORS
XOOMARFinance · US market data from SEC, FINRA, CFTC and the Fed: filings, insiders, earnings dates, short interestNo authCORS
ZelothornFinance · Plain-English explanations of US public companies with SEC filings and earnings dataNo authCORS- ZMOKCryptocurrency · Ethereum JSON RPC API and Web3 providerNo auth