PumpFun API - Cryptoscan

A TypeScript API wrapper for interacting with PumpFun on Solana blockchain.

Current Price: $900 Contacts: https://t.me/dan_cryptoscan

What you get:

• Free setup into your hosting.

• Free help to integrate app to your server

• Full access to the codebase and code updates

• Free updates for app, you can request for free updates via access to issues

• Full access to Project Time tracking by developers

Features

• Create buy/sell transactions for PumpFun tokens

• Get real-time rates and price information

• Fetch coin details

• WebSocket support for real-time updates

• Built-in retry mechanisms and error handling

• Proxy support for requests

Installation

npm install pumpfun-api

Quick Start

import { PumpFunApi } from 'pumpfun-api';

// Create instance with default settings
const api = new PumpFunApi();

// Or with custom parameters
const api = new PumpFunApi({
  buySlippage: 1,
  sellSlippage: 5,
  // custom connection and request handlers
});

API Methods

Get Coin Information

const coinInfo = await api.getCoin("COIN_ADDRESS");

Get Exchange Rate

const rate = await api.getRate({
  from: "sol",
  to: "COIN_ADDRESS",
  amount: 1
});

Create Transaction

const transaction = await api.createTransaction({
  to: "DESTINATION_ADDRESS",
  from: "SOURCE_ADDRESS",
  amount: 1,
  walletAddress: "WALLET_ADDRESS",
  slippage: 1
});

Listen to Price Updates

api.listenCoinBump("COIN_ADDRESS", (coin) => {
  console.log("New price update:", coin);
});

REST API Endpoints

The package includes a Hono-based HTTP server with the following endpoints:

• GET /coin?address=<address> - Get coin information

• GET /rate?from=<from>&to=<to>&amount=<amount> - Get exchange rate

• GET /createTransaction - Create a new transaction

Configuration

Default parameters:

• Buy slippage: 1%

• Sell slippage: 5%

• Network: Solana Mainnet

Error Handling

The API includes built-in retry mechanisms for network requests and comprehensive error messages. All methods will throw errors with descriptive messages when operations fail.

WebSocket Support

Real-time updates are available through WebSocket connections, with automatic reconnection handling and error recovery.

Requirements

• Node.js 14+

• Solana Web3.js

• Active internet connection

License

ISC