Pumpfun Jito Bundler Bot

Solana TypeScript bot for:

• Launching a new token on Pump.fun
• Bundling multi-wallet buy transactions at launch
• Selling token from all bundle wallets in one bundled flow
• Sending bundles through Jito block engine

Features

• launch-and-bundle command:
  • uploads metadata/image
  • creates token launch transaction
  • creates buy transactions for every bundle wallet
  • adds Jito tip transaction
  • submits all as one Jito bundle
• sell-all command:
  • builds sell 100% tx per bundle wallet
  • adds Jito tip transaction
  • submits as Jito bundle
• Strong environment validation with zod
• Base58 private key wallet loading

Stack

• Node.js + TypeScript
• @solana/web3.js
• PumpPortal local trade API (/api/trade-local, /api/ipfs)
• Jito JSON-RPC bundle endpoint (sendBundle)

Project Structure

• src/config.ts env validation + typed config
• src/pumpportalClient.ts PumpPortal API client
• src/jitoClient.ts Jito bundle sender
• src/bundleBot.ts orchestration logic
• src/index.ts CLI entrypoint
• metadata/sample-token.json sample launch metadata

Setup

1. Install dependencies:

npm install

2. Create env file:

cp .env.example .env

3. Fill .env:

   • BOT_WALLET_PRIVATE_KEY: creator wallet base58 secret key
   • BUNDLE_WALLETS: JSON array of wallet labels + base58 keys
   • RPC + Jito endpoints

4. Put token image at path used in your metadata file (example: ./metadata/token.png).

Commands

1) Launch + bundle buys

npm run launch-and-bundle -- --metadata ./metadata/sample-token.json --buy-sol 0.02 --slippage-bps 1200 --priority-fee 0.0007

Parameters:

• --metadata path to JSON metadata file (required)
• --buy-sol buy size in SOL per wallet (optional)
• --slippage-bps slippage in bps (optional)
• --priority-fee priority fee in SOL (optional)

2) Sell from all bundle wallets

npm run sell-all -- --mint <MINT_ADDRESS> --slippage-bps 1800 --priority-fee 0.001

Parameters:

• --mint token mint address (required)
• --slippage-bps slippage in bps (optional)
• --priority-fee priority fee in SOL (optional)

Metadata JSON Format

{
  "name": "My Bundle Token",
  "symbol": "MBT",
  "description": "Token launched by bot",
  "twitter": "https://x.com/your_account",
  "telegram": "https://t.me/your_group",
  "website": "https://your-site.com",
  "imagePath": "./metadata/token.png"
}

📞 Support

• telegram: https://t.me/trade_SEB
• twitter: https://x.com/TradeSEB_