Cryptocurrency – Free-tier APIs
82 Free-tier APIs in the category Cryptocurrency. Free public web APIs that developers and AI agents can call. Entries come from the open public-apis list; each link was checked automatically (HTTP status) on the date shown, which says the site responded, not that the API is good.
0x
API for querying token and pool stats across various liquidity pools
1inch
API for querying decentralize exchange
Alchemy Ethereum
Ethereum Node-as-a-Service Provider
Alpha (Mossland)
Korean crypto channel stance + RAG Q&A + canonical entity/topic/event store
Binance
Exchange for Trading Cryptocurrencies based in China
Bitcambio
Get the list of all traded assets in the exchange
Bitcoin Halving
Halving era, block reward, and schedule arithmetic for any Bitcoin block height
BitcoinYield
Live yields on BTC, ETH and stablecoins across DeFi and CeFi, with an A-D risk grade per offer
Bitculator
Crypto prices, OHLCV history, sentiment, technical indicators, exchanges and liquidations
Bitfinex
Cryptocurrency Trading Platform
Bitmex
Real-Time Cryptocurrency derivatives trading platform based in Hong Kong
BitPanda
Cryptocurrency Information
BlazePhoenix
On-chain DEX aggregator quotes and route execution data
Block
Bitcoin Payment, Wallet & Transaction Data
Block Lottos
On-chain lottery, draw history, jackpot and advertising endpoints
Blockchain
Bitcoin Payment, Wallet & Transaction Data
blockfrost Cardano
Interaction with the Cardano mainnet and several testnets
Brave NewCoin
Real-time and historic crypto data from more than 200+ exchanges
BTCGlobe
Bitcoin height, fees, mempool and peer data served live from two self-hosted nodes
btcnode.uk
Bitcoin blockchain data, fees, mempool, SEC insider trades, Reddit sentiment. x402 micropayments for paid endpoints.
BtcTurk
Real-time cryptocurrency data, graphs and API that allows buy&sell
Bybit
Cryptocurrency data feed and algorithmic trading
CoinAPI
All Currency Exchanges integrate under a single api
Coinbase
Bitcoin, Bitcoin Cash, Litecoin and Ethereum Prices
Coinbase Pro
Cryptocurrency Trading Platform
CoinCap
Real time Cryptocurrency prices through a RESTful API
CoinDCX
Cryptocurrency Trading Platform
Coinigy
Interacting with Coinigy Accounts and Exchange Directly
Coinlayer
Real-time Crypto Currency Exchange Rates
Coinlib
Crypto Currency Prices
CoinLobster
Live executed whale trades across 15 exchanges and on-chain DEX with an unusualness radar
Coinlore
Cryptocurrencies prices, volume and more
CoinMarketCap
Cryptocurrencies Prices
Coinmico
Crypto prices, volume and liquidity measured from real trades on 50+ exchanges and DEXs
CoinNudge
Current crypto market breadth, funding and open-interest research datasets
Coinpaprika
Cryptocurrencies prices, volume and more
CoinRanking
Live Cryptocurrency data
Coinremitter
Cryptocurrencies Payment & Prices
CoinStats
Crypto Tracker
CorpStacking
Corporate, government and ETF Bitcoin, Ethereum and Solana treasury disclosures
CryptAPI
Cryptocurrency Payment Processor
CryptingUp
Cryptocurrency data
Crypto Vision
Free crypto news aggregator with market context, JSON REST and RSS
CryptoCompare
Cryptocurrencies Comparison
Deep Blue Alpha
Real-time Ethereum whale wallet tracking, DEX trades, net flow, and conviction scoring
DefiLlama
Open and transparent DeFi data, TVL, coin prices, volumes, and yields
Degenscan Intel
Hyperliquid funding on every dex (HIP-3 incl.), cross-dex spreads, event feed; free trial key
Dudelytics
Productive crypto indices, daily benchmarks, sector indices and market-stress data
dYdX
Decentralized cryptocurrency exchange
Ethplorer
Ethereum tokens, balances, addresses, history of transactions, contracts, and custom structures
EXMO
Cryptocurrencies exchange based in UK
FraudCoins
On-chain top-10 holder concentration and contract permissions for crypto tokens
Gateio
API provides spot, margin and futures trading operations
Gemini
Cryptocurrencies Exchange
Hirak Exchange Rates
Exchange rates between 162 currency & 300 crypto currency update each 5 min, accurate, no limits
HostDeFi
Free A+–F token-safety grades across Solana and EVM chains
Huobi
Seychelles based cryptocurrency exchange
Hyperliquid Market Data
Hyperliquid open interest, funding and cross-venue predicted rates per coin
icy.tools
GraphQL based NFT API
Indodax
Trade your Bitcoin and other assets with rupiah
INFURA Ethereum
Interaction with the Ethereum mainnet and several testnets
KuCoin
Cryptocurrency Trading Platform
MadeOnSol
Real-time Solana & Robinhood Chain KOL trades, deployer reputation, and DEX activity
Mempool
Bitcoin API Service focusing on the transaction fee
Messari
Provides API endpoints for thousands of crypto assets
Mexc
Cryptocurrency info, place order
monerometrics
Reorg-aware Monero (XMR) network metrics, mining-pool centralization and chain reorganizations
Nexchange
Automated cryptocurrency exchange service
NovaDax
NovaDAX API to access all market data, trading management endpoints
Paribu
Turkish cryptocurrency exchange with real-time market data, trading and WebSocket streams
Poloniex
US based digital asset exchange
PumpFunData
Historical Pump.fun and PumpSwap AMM swap data as hourly Parquet files
ScriptMasterLabs MCP
Model Context Protocol server with web search, social search & LLM chat paid via x402
Shumi
Crypto market data: prices, trends, funding rates, sentiment, narratives and market regime
Solana JSON RPC
Provides various endpoints to interact with the Solana Blockchain
SoloLuck
Bitcoin solo mining pool stats, per-address miner stats and an open dataset of solo-mined blocks
Technical Analysis
Cryptocurrency prices and technical analysis
The Coin Analysis
Live and historical cryptocurrency prices, market caps, volatility and drawdown
VALR
Cryptocurrency Exchange based in South Africa
WhiteBIT
European cryptocurrency exchange
WorldCoinIndex
Cryptocurrencies Prices
ZMOK
Ethereum JSON RPC API and Web3 provider