balance-crypto

Vulnerabilities Last commit Minified size

Get wallet balance for 2000+ cryptos with a unified interface.

Comparison to crypto-balances-2:

🔐 API keys support (for EtherScan and BlockCypher)
💙 written in TypeScript
⚡ uses node-fetch instead of deprecated request
📦 smaller library size

Install

# pnpm
pnpm i balance-crypto
# yarn
yarn add balance-crypto
# npm
npm i balance-crypto

Example

import { balance } from 'balance-crypto'
import fetch from 'node-fetch'

// Fetch polyfill
globalThis.fetch = fetch

balance('3PxedDftWBXujWtr7TbWQSiYTsZJoMD8K5', 'BTC', {
  keys: {
    etherscan: process.env.ETHERSCAN_KEY,
    blockcypher: process.env.BLOCKYCPHER_KEY
  },
  verbose: true
}).then((res) => console.log(res))

Result:

{ "balance": 0, "asset": "BTC" }

Supported cryptos

Asset	Service	API key
ETH, ERC-20 tokens	https://etherscan.io	✔️
BTC, DASH, LTC, DOGE	https://blockcypher.com	✔️ (optional)
BTC-based tokens	https://chainz.cryptoid.info
ADA	https://explorer.cardano.org