Robinhood Pons Sniping Bot

Detect new Pons V2 token launches on Robinhood Chain (chain id 4663), fetch token metadata, and buy on the bonding curve with snipe-tax protection, slippage limits, and priority gas.

Features

• Live TokenLaunched WebSocket subscription
• Detection delay logging (confirmTime vs detect time)
• Token metadata with retry (name, symbol, getTokenInfo())
• Pause detection while waiting / buying (one launch at a time)
• Snipe tax guard via currentSnipeTaxBps()
• Slippage-protected buys (minTokensOut from simulation)
• EIP-1559 priority gas for faster confirmation

Private modules

• Rug-pull protection — src/protection/rug-pull-guard.ts
• Sell / exit strategy — src/sell/exit-strategy.ts

Protection bot and strategy is private part. If you are interested, contact: t.me/sei_dev

Quick start

npm install
cp .env.example .env
npm start

Environment

Variable	Required	Description
ROBINHOOD_WSS_URL	yes	WebSocket RPC URL
ROBINHOOD_RPC_URL	no	HTTP RPC for reads/txs (defaults to WSS → https://)
BACKFILL_BLOCKS	no	Historical backfill on startup (0 = live only)
BUY_ENABLED	no	Enable auto-buy (default true)
PRIVATE_KEY	if buy enabled	Wallet private key
BUY_AMOUNT_ETH	no	ETH per buy (default 0.01)
BUY_DELAY_MS	no	Min wait after confirm (default 2000)
MAX_SNIPE_TAX_BPS	no	Max snipe tax in bps (default 100)
SNIPE_TAX_POLL_MS	no	Snipe tax poll interval (default 200)
SNIPE_TAX_MAX_WAIT_MS	no	Max extra wait for tax drop (default 8000)
SLIPPAGE_BPS	no	Slippage tolerance (default 300 = 3%)
PRIORITY_FEE_GWEI	no	Priority fee (default 2)
MAX_FEE_GWEI	no	Max fee cap (default 50)
BUY_RESUME_ON_FAILURE	no	Resume after failed buy (default false)

Example output

Project structure

src/
├── index.ts
├── bot/sniping-bot.ts       # Orchestrator
├── detector/                # Launch detection
├── buy/                     # Buy, snipe tax, tx quote/gas
├── protection/              # Rug-pull guard (private)
├── sell/                    # Exit strategy (private)
├── token/                   # Metadata fetch + format
├── contracts/pons.ts        # ABIs + addresses
├── rpc/clients.ts           # WS, HTTP, wallet clients
├── config/
├── chain/
└── lib/                     # logger, sleep, helpers

Scripts

npm start
npm run typecheck