metcomet

Meteora DLMM helper library for Solana

Installation

bun add metcomet

Features

• Position Management - Get all DLMM positions for a wallet with detailed summaries
• Unrealized PnL - Calculate unrealized PnL for positions with fee tracking
• SOL Price - Get current and historical SOL prices from DLMM pools
• OHLCV Data - Fetch candlestick data for trading analysis
• Initial Deposits - Track initial deposit values via Helius

Usage

import { Connection, PublicKey } from "@solana/web3.js";
import { getAllUserPositions, getUpnl, getCurrentSolPrice } from "metcomet";

const connection = new Connection("https://api.mainnet-beta.solana.com");
const wallet = new PublicKey("...");

// Get all positions for a wallet
const positions = await getAllUserPositions({
  connection,
  walletAddress: wallet,
});

// Calculate unrealized PnL
const upnl = await getUpnl({
  connection,
  walletAddress: wallet,
  heliusApiKey: "your-helius-api-key",
});

// Get current SOL price
const solPrice = await getCurrentSolPrice({ connection });

API

Positions

• getAllUserPositions(params) - Get all DLMM positions for a wallet
• getPositionSummaries(params) - Get detailed position summaries with values

PnL

• getUpnl(params) - Calculate unrealized PnL including fees

Price

• getCurrentSolPrice(params) - Get current SOL price from DLMM pool
• getSolPriceByTimestamp(params) - Get SOL price at a specific timestamp

OHLCV

• fetchOHLCV(params) - Fetch candlestick data for analysis

Requirements

• Solana web3.js
• Meteora DLMM SDK
• Helius API key (for PnL and initial deposit features)

How to publish to npmjs

bun pm pack && npm publish ./*.tgz --access public

Contributing

Please see CONTRIBUTING.md for contribution guidelines.

License

MIT