On-chain orderbook DEX on Arbitrum. Trade perpetual futures with deep liquidity and low fees.
Quick Start
# Set credentials
export EVM_PRIVATE_KEY="0x..."
# Check markets
/lighter markets
# Get price
/lighter price ETH-USD
/lighter long ETH-USD 1 /lighter short BTC-USD 0.1 45000
## Commands
### Market Data
| Command | Description |
|---------|-------------|
| `/lighter markets` | List available markets |
| `/lighter price <market>` | Get current price |
| `/lighter book <market>` | Show orderbook depth |
### Account
| Command | Description |
|---------|-------------|
| `/lighter balance` | Show balances |
| `/lighter positions` | Show open positions |
| `/lighter orders` | List open orders |
### Trading
| Command | Description |
|---------|-------------|
| `/lighter long <market> <size> [price]` | Open long position |
| `/lighter short <market> <size> [price]` | Open short position |
| `/lighter close <market>` | Close position |
| `/lighter closeall` | Close all positions |
| `/lighter cancel <orderId>` | Cancel order |
| `/lighter cancelall` | Cancel all orders |
**Examples:**
```bash
/lighter long ETH-USD 1 # Market long 1 ETH
/lighter long ETH-USD 1 3000 # Limit long at $3,000
/lighter short BTC-USD 0.1 # Market short 0.1 BTC
/lighter close ETH-USD # Close ETH position
Configuration
# Required
export EVM_PRIVATE_KEY="0x..."
# Optional
export DRY_RUN=true