klarda-sdk

Compact JavaScript library for interacting with Klarda's Advanced APIs.

Get started in 2 minutes

1. Install the package from npm

# with npm
npm i klarda-sdk

# with yarn
yarn add klarda-sdk

2. Initialize the provider

Note: to use Advanced API for free starting from 19.06.2024 you have to register on the platform.

Get your individual endpoint here https://docs.klarda.com/reference.

import { KlardaSDK } from 'klarda-sdk';

const klardaSdk = new KlardaSDK('YOUR_API_KEY');

Supported chains

klarda supports the following chains at this time:

Mainnet

• Ethereum: "eth"
• BNB Smart Chain: "bsc"
• Polygon: "polygon"
• Fantom: "fantom"
• Arbitrum: "arbitrum"
• Avalanche: "avalanche"
• Syscoin NEVM: "syscoin"
• Optimism: "optimism"
• Polygon zkEVM: "polygon_zkevm"
• Rollux: "rollux"
• Base: "base"
• Flare: "flare"
• Gnosis Chain: "gnosis"
• Scroll: "scroll"
• Linea: "linea"

Testnet

• Ethereum Goerli: "eth_goerli"
• Avalanche Fuji: "avalanche_fuji"
• Polygon Mumbai: "polygon_mumbai"
• Optimism Testnet: "optimism_testnet"

Appchain

• META Apes: "bas_metaapes"

Appchain Testnet

• META Apes Testnet: "bas_metaapes_testnet"

Available methods

klarda supports the following methods:

Market

• getTokenList
• getNewTokenList
• getTopGainerLoser
• getFundraising
• getPrivateFundraising
• getTokenCategory
• getProtocolList
• getGlobalData
• getEconomicCalendar
• getIndicesFuture
• getCommodities
• getSearchByQueries
• getTrendingSearch
• getTokenTechnicalIndicators
• getTokenSignal
• getTokenLiquidityById
• getTokenOnchainSummary
• getTokenOnchainBurnCounts
• getTokenOnchainSwapCounts
• getTokenOnchainSmartMoneyData
• getTokenOnchainCEXFlow
• getSuspiciousVolume
• getDEXGainers
• getTokenHolderHistory
• getTokenHolderCounts
• getTokenHolderDistribution
• getTokenPriceExchangeTrade
• getTokenPriceInformation
• getTokenPrice
• getTokenPriceHistory
• getTokenPriceHistoryTimeRange
• getTokenPriceOHLCV
• getTokenMetadataWithOnchain
• getTokenMetadataProfile
• getTokenMetadataFundraising
• getTokenMetadataTokenomics
• getNftMetadata
• getNftHolders
• getExchangeListWithMetadata
• getExchangeBalanceDistribution
• getExchangeTokenAmount

Wallet

• getWalletNativeBalance
• getWalletNativeTransaction
• getWalletTransferTransaction
• getWalletTokenBalance

Chain

• getListChains
• getDeFiGrowthChart
• getMarketCapitalizationChart
• getDailyActiveAddress

Utils

• getTransactionSignature
• getClosetTimestampToBlockNumber

Research

• getResearchReport

Usage

getTokenList

Get a list of tokens.

const tokenList = async () => {   return await klardaSdk.getTokenList({     category: 'all',     sort_by: 'market_cap',     sort_order: 'desc',     page: 1,     limit: 50,   }); };

getNewTokenList

Get a list of new tokens.

const newTokenList = async () => {   return await klardaSdk.getNewTokenList({     category: 'all',     page: 1,     limit: 50,   }); };

getTopGainerLoser

Get top gainers or losers.

const topGainersLosers = async () => {   return await klardaSdk.getTopGainerLoser({     type: 'gainers',     limit: 10,   }); };

getFundraising

Get fundraising data.

const fundraising = async () => {   return await klardaSdk.getFundraising({     page: 1,     limit: 50,   }); };

getPrivateFundraising

Get private fundraising data.

const privateFundraising = async () => {   return await klardaSdk.getPrivateFundraising({     page: 1,     limit: 50,   }); };

getTokenCategory

Get token categories.

const tokenCategories = async () => {   return await klardaSdk.getTokenCategory(); };

getProtocolList

Get a list of protocols.

const protocolList = async () => {   return await klardaSdk.getProtocolList({     page: 1,     limit: 50,   }); };

getGlobalData

Get global data.

const globalData = async () => {   return await klardaSdk.getGlobalData(); };

getEconomicCalendar

Get economic calendar events.

const economicCalendar = async () => {   return await klardaSdk.getEconomicCalendar({     start_date: '2023-01-01',     end_date: '2023-12-31',     country: 'US',   }); };

getIndicesFuture

Get indices future data.

const indicesFuture = async () => {   return await klardaSdk.getIndicesFuture(); };

getCommodities

Get commodities data.

const commodities = async () => {   return await klardaSdk.getCommodities(); };

getSearchByQueries

Search by queries.

const searchResults = async () => {   return await klardaSdk.getSearchByQueries({     q: 'bitcoin',     type: 'token',     page: 1,     limit: 50,   }); };

getTrendingSearch

Get trending search data.

const trendingSearch = async () => {   return await klardaSdk.getTrendingSearch({     page: 1,     limit: 50,   }); };

getTokenTechnicalIndicators

Get token technical indicators.

const technicalIndicators = async () => {   return await klardaSdk.getTokenTechnicalIndicators({     duration: '1d',     token_id: 'bitcoin',   }); };

getTokenSignal

Get token signal data.

const tokenSignal = async () => {   return await klardaSdk.getTokenSignal({     duration: '1d',     token_id: 'bitcoin',   }); };

getTokenLiquidityById

Get token liquidity by ID.

const tokenLiquidity = async () => {   return await klardaSdk.getTokenLiquidityById({     address: '0x1234567890abcdef',     chain_id: 'ethereum',   }); };

getTokenOnchainSummary

Get token onchain summary.

const onchainSummary = async () => {   return await klardaSdk.getTokenOnchainSummary({     token_id: 'bitcoin',   }); };

getTokenOnchainBurnCounts

Get token onchain burn counts.

const burnCounts = async () => {   return await klardaSdk.getTokenOnchainBurnCounts({     token_id: 'bitcoin',   }); };

getTokenOnchainSwapCounts

Get token onchain swap counts.

const swapCounts = async () => {   return await klardaSdk.getTokenOnchainSwapCounts({     token_id: 'bitcoin',     address: '0x1234567890abcdef',     chain_id: 'ethereum',   }); };

getTokenOnchainSmartMoneyData

Get token onchain smart money data.

const smartMoneyData = async () => {   return await klardaSdk.getTokenOnchainSmartMoneyData({     token_id: 'bitcoin',     duration: '1d',     chain_id: 'ethereum',     sort_by: 'volume',     sort_order: 'desc',     page: 1,     limit: 50,   }); };

getTokenOnchainCEXFlow

Get token onchain CEX flow.

const cexFlow = async () => {   return await klardaSdk.getTokenOnchainCEXFlow({     duration: '1d',     sort_by: 'volume',     sort_order: 'desc',     page: 1,     limit: 50,   }); };

getSuspiciousVolume

Get suspicious volume data.

const suspiciousVolume = async () => {   return await klardaSdk.getSuspiciousVolume({     duration: '1d',     chain_id: 'ethereum',     page: 1,     limit: 50,   }); };

getDEXGainers

Get DEX gainers data.

const dexGainers = async () => {   return await klardaSdk.getDEXGainers({     duration: '1d',     chain_id: 'ethereum',     page: 1,     limit: 50,   }); };

getTokenHolderHistory

Get historical data about token holders for a given token ID.

const tokenHolderHistory = async () => {   return await klardaSdk.getTokenHolderHistory({     token_id: '0xdac17f958d2ee523a2206206994597c13d831ec7',     chain_id: 'eth',     duration: '30d', // Specify the duration (e.g., '30d' for 30 days)   }); };

getTokenHolderCounts

Get the count of token holders for a given token ID.

const tokenHolderCounts = async () => {   return await klardaSdk.getTokenHolderCounts({     token_id: '0xdac17f958d2ee523a2206206994597c13d831ec7',     chain_id: 'eth',   }); };

getTokenHolderDistribution

Get the distribution of token holders for a given token ID.

const tokenHolderDistribution = async () => {   return await klardaSdk.getTokenHolderDistribution({     token_id: '0xdac17f958d2ee523a2206206994597c13d831ec7',     chain_id: 'eth',   }); };

getTokenPriceExchangeTrade

Get the exchange trade price for a given token ID.

const tokenPriceExchangeTrade = async () => {   return await klardaSdk.getTokenPriceExchangeTrade({     token_id: '0xdac17f958d2ee523a2206206994597c13d831ec7',   }); };

getTokenPriceInformation

Get price information for a given token ID.

const tokenPriceInformation = async () => {   return await klardaSdk.getTokenPriceInformation({     token_id: '0xdac17f958d2ee523a2206206994597c13d831ec7',   }); };

getTokenPrice

Get the current price for a given token ID.

const tokenPrice = async () => {   return await klardaSdk.getTokenPrice({     token_id: '0xdac17f958d2ee523a2206206994597c13d831ec7',   }); };

getTokenPriceHistory

Get the historical price for a given token ID at a specified timestamp.

const tokenPriceHistory = async () => {   return await klardaSdk.getTokenPriceHistory({     timestamp: '1625097600', // Unix timestamp     token_id: '0xdac17f958d2ee523a2206206994597c13d831ec7',   }); };

getTokenPriceHistoryTimeRange

Get the historical price for a given token ID within a specified time range.

const tokenPriceHistoryTimeRange = async () => {   return await klardaSdk.getTokenPriceHistoryTimeRange({     start_timestamp: '1625097600', // Unix timestamp     end_timestamp: '1627689600', // Unix timestamp     token_id: '0xdac17f958d2ee523a2206206994597c13d831ec7',   }); };

getTokenPriceOHLCV

Get the OHLCV (Open, High, Low, Close, Volume) data for a given token ID.

const tokenPriceOHLCV = async () => {   return await klardaSdk.getTokenPriceOHLCV({     token_id: '0xdac17f958d2ee523a2206206994597c13d831ec7',     duration: '30d', // Specify the duration (e.g., '30d' for 30 days)     limit: 100, // Number of data points to return   }); };

getTokenMetadataWithOnchain

Get metadata with on-chain data for a given token ID.

const tokenMetadataWithOnchain = async () => {   return await klardaSdk.getTokenMetadataWithOnchain({     token_id: '0xdac17f958d2ee523a2206206994597c13d831ec7',   }); };

getTokenMetadataProfile

Get profile metadata for a given token ID.

const tokenMetadataProfile = async () => {   return await klardaSdk.getTokenMetadataProfile({     token_id: '0xdac17f958d2ee523a2206206994597c13d831ec7',   }); };

getTokenMetadataFundraising

Get fundraising metadata for a given token ID.

const tokenMetadataFundraising = async () => {   return await klardaSdk.getTokenMetadataFundraising({     token_id: '0xdac17f958d2ee523a2206206994597c13d831ec7',   }); };

getTokenMetadataTokenomics

Get tokenomics metadata for a given token ID.

const tokenMetadataTokenomics = async () => {   return await klardaSdk.getTokenMetadataTokenomics({     token_id: '0xdac17f958d2ee523a2206206994597c13d831ec7',   }); };

getNftMetadata

Get metadata for a specific NFT.

const nftMetadata = async () => {   return await klardaSdk.getNftMetadata({     token_id: '1', // NFT token ID     address: '0xabefbc9fd2f806065b4f3c237d4b59d9a97bcac7', // NFT contract address     chain_id: 'eth', // Blockchain network   }); };

getNftHolders

Get the holders of a specific NFT.

const nftHolders = async () => {   return await klardaSdk.getNftHolders({     token_id: '1', // NFT token ID     address: '0xabefbc9fd2f806065b4f3c237d4b59d9a97bcac7', // NFT contract address     chain_id: 'eth', // Blockchain network   }); };

getExchangeListWithMetadata

Get a list of exchanges with metadata.

const exchangeListWithMetadata = async () => {   return await klardaSdk.getExchangeListWithMetadata({}); };

getExchangeBalanceDistribution

Get the balance distribution of an exchange.

const exchangeBalanceDistribution = async () => {   return await klardaSdk.getExchangeBalanceDistribution({}); };

getExchangeTokenAmount

Get the amount of a specific token on an exchange.

const exchangeTokenAmount = async () => {   return await klardaSdk.getExchangeTokenAmount({     token_id: '0xdac17f958d2ee523a2206206994597c13d831ec7',     exchange_id: 'binance',     chain_id: 'eth',   }); };

getWalletNativeBalance

Get the native balance of a wallet.

const walletNativeBalance = async () => {   return await klardaSdk.getWalletNativeBalance({     chain_id: 'eth',     address: '0x1234567890abcdef1234567890abcdef12345678',   }); };

getWalletNativeTransaction

Get native transactions of a wallet.

const walletNativeTransaction = async () => {   return await klardaSdk.getWalletNativeTransaction({     chain_id: 'eth',     address: '0x1234567890abcdef1234567890abcdef12345678',     page: 1,     limit: 50,   }); };

getWalletTransferTransaction

Get transfer transactions of a wallet.

const walletTransferTransaction = async () => {   return await klardaSdk.getWalletTransferTransaction({     chain_id: 'eth',     address: '0x1234567890abcdef1234567890abcdef12345678',     page: 1,     limit: 50,   }); };

getWalletTokenBalance

Get the token balance of a wallet.

const walletTokenBalance = async () => {   return await klardaSdk.getWalletTokenBalance({     chain_id: 'eth',     address: '0x1234567890abcdef1234567890abcdef12345678',   }); };

getListChains

Get the list of supported blockchain networks.

const listChains = async () => {   return await klardaSdk.getListChains(); };

getDeFiGrowthChart

Get the DeFi growth chart for a specific chain and duration.

const deFiGrowthChart = async () => {   return await klardaSdk.getDeFiGrowthChart({     duration: '30d', // Specify the duration (e.g., '30d' for 30 days)     chain_id: 'eth',   }); };

getMarketCapitalizationChart

Get the market capitalization chart for a specific chain and duration.

const marketCapitalizationChart = async () => {   return await klardaSdk.getMarketCapitalizationChart({     duration: '30d', // Specify the duration (e.g., '30d' for 30 days)     chain_id: 'eth',   }); };

getDailyActiveAddress

Get the daily active address count for a specific chain and duration.

const dailyActiveAddress = async () => {   return await klardaSdk.getDailyActiveAddress({     duration: '30d', // Specify the duration (e.g., '30d' for 30 days)     chain_id: 'eth',   }); };

getTransactionSignature

Get the transaction details by signature hash.

const transactionSignature = async () => {   return await klardaSdk.getTransactionSignature({     signature_hash: '0xabcdef1234567890abcdef1234567890abcdef1234567890abcdef1234567890',   }); };

getClosetTimestampToBlockNumber

Get the closest timestamp to a block number for a specific chain.

const closestTimestampToBlockNumber = async () => {   return await klardaSdk.getClosetTimestampToBlockNumber({     chain: 'eth',     timestamp: '1625097600', // Unix timestamp   }); };

getResearchReport

Get research reports.

const researchReport = async () => {   return await klardaSdk.getResearchReport({     page: 1,     limit: 10,   }); };

About API keys

Klarda is offering free access to Advanced API, however you have to register on Klarda platform to access it. Get your individual endpoint here https://docs.klarda.com/reference.