crypto-portfolio-tracker-api
# Crypto Portfolio Tracker API
Track cryptocurrency portfolios with real-time prices and P&L calculations.
## Installation
```bash
npm install crypto-portfolio-tracker-api
```
## Usage
```javascript
const { PortfolioTracker } = require('crypto-portfolio-tracker-api');
const tracker = new PortfolioTracker();
// Get current price
const btc = await tracker.getPrice('BTC');
// Get multiple prices
const prices = await tracker.getPrices(['BTC', 'ETH', 'SOL']);
// Track portfolio with P&L
const portfolio = await tracker.trackPortfolio([
{ symbol: 'BTC', amount: 0.5, costBasis: 30000 },
{ symbol: 'ETH', amount: 10, costBasis: 2000 }
]);
console.log(`Total: $${portfolio.totalValue}`);
console.log(`P&L: $${portfolio.totalPnL}`);
```
## CLI
```bash
# Get price
npx crypto-portfolio-tracker-api price BTC
# Track portfolio from file
npx crypto-portfolio-tracker-api track portfolio.json
```
## API Methods
- `getPrice(symbol)` - Get single token price
- `getPrices(symbols)` - Get multiple prices
- `trackPortfolio(holdings)` - Calculate portfolio value and P&L
## Data Source
Powered by [PRISM API](https://prismapi.ai)
标签
skill
ai
