PortfolioClient: Binance Portfolio Margin REST API

import { PortfolioClient } from 'binance';

const client = new PortfolioClient({
  api_key: process.env.BINANCE_API_KEY!,
  api_secret: process.env.BINANCE_API_SECRET!,
  beautifyResponses: true,
});

async function getPortfolioOverview() {
  // Full account info — includes equity, margin ratio, unrealised P&L
  const account = await client.getAccountInfo();
  console.log('Unified margin:', account.uniMMR);
  console.log('Account equity:', account.accountEquity);

  // Balance across all assets in the PM account
  const balance = await client.getBalance();
  console.log('Portfolio balance:', balance);

  // UM positions (USD-M Futures sub-account)
  const umPositions = await client.getUMPosition();
  const openUM = umPositions.filter((p) => Number(p.positionAmt) !== 0);
  console.log(`${openUM.length} open UM positions`);

  // CM positions (COIN-M Futures sub-account)
  const cmPositions = await client.getCMPosition();
  const openCM = cmPositions.filter((p) => Number(p.positionAmt) !== 0);
  console.log(`${openCM.length} open CM positions`);
}

getPortfolioOverview().catch(console.error);