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API Terms/Crypto & Blockchain
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Crypto & Blockchain APIs

65 Crypto & Blockchain APIs with verified auth, pricing and rate limits. 24 offer a free tier; 15 document an MCP server. Every field carries the source URL that states it.

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APICategoryAuthPricingFree tierLimitsOpenAPIMCPChecked
CoinPaprika APIcoinpaprika.comCrypto & BlockchainAPI keyfreemium✓✓✓✓2026-07-08
0x0x.orgCrypto & BlockchainAPI keyfreemium✓✓n/d✓2026-07-08
Alchemyalchemy.comCrypto & BlockchainAPI keyfreemium✓✓n/d✓2026-07-08
Bitquerybitquery.ioCrypto & BlockchainAPI keyusage based✓✓n/d✓2026-07-08
CoinMarketCap APIcoinmarketcap.comCrypto & BlockchainAPI keyfreemium✓✓✓✓2026-07-08
Fere AIfereai.xyzCrypto & BlockchainOAuth 2.0freemium✓n/d✓✓2026-08-03
TWZRD Agent Inteltwzrd.xyzCrypto & Blockchainno authfreemium✓n/d✓✓2026-07-12
Block Lottosblocklottos.comCrypto & Blockchainno authfree✓n/d✓n/d2026-07-08
Blockscoutblockscout.comCrypto & BlockchainAPI keyfreemium✓✓✓n/d2026-07-08
CoinAPIcoinapi.ioCrypto & BlockchainAPI keyusage based✓✓n/d✓2026-07-26
Coinremittercoinremitter.comCrypto & BlockchainAPI keyfreemium✓✓n/dn/d2026-07-08
INFURAinfura.ioCrypto & BlockchainAPI keyfreemium✓✓n/dn/d2026-07-08
Messari APImessari.ioCrypto & BlockchainAPI keyfreemium✓✓n/dn/d2026-07-08
Blockfrostblockfrost.ioCrypto & BlockchainAPI keyfreemium✓✓n/dn/d2026-07-26
CoinGecko APIcoingecko.comCrypto & BlockchainAPI keyfreemium✓n/dn/d✓2026-07-08
Coinlayercoinlayer.comCrypto & BlockchainAPI keyfreemium✓n/dn/dn/d2026-07-12
Etherscan APIetherscan.ioCrypto & BlockchainAPI keyfreemium✓✓n/dn/d2026-07-08
NOWNodesnownodes.ioCrypto & BlockchainAPI keyfreemium✓✓n/dn/d2026-07-12
PumpFunDatapumpfundata.comCrypto & BlockchainAPI keyusage basedn/d✓n/dn/d2026-07-12
WatchDatawatchdata.ioCrypto & BlockchainAPI keyfreemium✓n/dn/dn/d2026-07-12
Coinranking APIcoinranking.comCrypto & BlockchainAPI keyfreemium✓n/dn/dn/d2026-07-08
CryptAPIcryptapi.ioCrypto & Blockchainno authusage basedn/dn/dn/dn/d2026-07-08
Gemini Exchange APIgemini.comCrypto & BlockchainAPI keyn/dn/d✓✓n/d2026-07-08
Krakenkraken.comCrypto & BlockchainAPI keyn/dn/d✓n/d✓2026-07-08
The Graphthegraph.comCrypto & BlockchainAPI keyusage based✓n/dn/dn/d2026-07-12
Bitfinex APIbitfinex.comCrypto & BlockchainAPI keyn/dn/d✓n/dn/d2026-07-08
Chainlinkchain.linkCrypto & Blockchainn/dusage based✓n/dn/dn/d2026-07-08
Gate APIgate.ioCrypto & BlockchainAPI keyn/dn/dn/dn/d✓2026-07-26
KuCoin APIkucoin.comCrypto & BlockchainAPI keyn/dn/d✓n/dn/d2026-07-12
Steemsteem.ioCrypto & Blockchainn/dfree✓n/dn/dn/d2026-07-12
BitMEX APIbitmex.comCrypto & BlockchainAPI keyn/dn/d✓n/dn/d2026-07-26
Blockchain.com APIsblockchain.comCrypto & Blockchainn/dfree✓n/dn/dn/d2026-07-26
Coinbase Developer Platform (CDP) APIcoinbase.comCrypto & BlockchainAPI keyn/dn/dn/dn/d✓2026-07-26
Bitpandabitpanda.comCrypto & Blockchainn/dn/dn/dn/dn/d✓2026-07-26
Covalent (GoldRush API)covalenthq.comCrypto & Blockchainn/dn/dn/dn/dn/d✓2026-07-26
CryptoComparecryptocompare.comCrypto & BlockchainAPI keyn/dn/dn/dn/dn/d2026-07-26
icy.toolsicy.toolsCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-26
Mempool.space APImempool.spaceCrypto & Blockchainn/dn/dn/d✓n/dn/d2026-07-26
MEXCmexc.comCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-26
Alpha (Mossland)moss.landCrypto & Blockchainn/dn/dn/dn/dn/d✓2026-07-26
VALR APIvalr.comCrypto & Blockchainn/dn/dn/d✓n/dn/d2026-07-26
1inch API1inch.ioCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-26
Binance APIbinance.comCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-26
Bitstamp APIbitstamp.netCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-26
Block.ioblock.ioCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-26
Brave New Coinbravenewcoin.comCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-26
BtcTurkbtcturk.comCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-12
CoinCapcoincap.ioCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-12
CoinDCXcoindcx.comCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-26
CoinDeskcoindesk.comCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-26
Coinlibcoinlib.ioCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-12
Coinlorecoinlore.comCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-26
CryptingUpcryptingup.comCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-12
CryptoMarketcryptomkt.comCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-26
dYdXdydx.exchangeCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-26
Heliumhelium.comCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-08
Hirak Exchange Rateshirak.siteCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-26
Localbitcoinslocalbitcoins.comCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-12
MercadoBitcoinmercadobitcoin.com.brCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-26
NovaDaxnovadax.comCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-26
Poloniexpoloniex.comCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-26
Solana JSON RPCsolana.comCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-26
Chainpointtierion.comCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-12
WorldCoinIndexworldcoinindex.comCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-12
ZMOKzmok.ioCrypto & Blockchainn/dn/dn/dn/dn/dn/d2026-07-26