pmcli

A CLI tool for browsing and trading on prediction markets. Currently supports Polymarket and Kalshi with more platforms coming soon.

Features

• Search and browse markets across providers
• View detailed market info and pricing
• Check open positions
• Place orders (or simulate them with --simulate)
• Watch markets with price alerts
• JSON output mode for scripting (--json)

Installation

cargo install --path .

Configuration

Create a .env file (or export the variables directly) with your credentials:

# Required for market data (free at https://dashboard.domeapi.io/)
DOME_API_KEY=your_dome_api_key

# Polymarket (optional — needed for trading)
POLYMARKET_PRIVATE_KEY=your_private_key
POLYMARKET_WALLET_ADDRESS=your_wallet_address

# Kalshi (optional — needed for trading)
KALSHI_API_KEY=your_api_key
KALSHI_API_KEY_ID=your_api_key_id
KALSHI_API_URL=https://trading-api.kalshi.com/trade-api/v2  # default

Usage

# List markets (all providers)
pmcli markets

# Search for a topic
pmcli markets -q "election"

# Filter by provider and liquidity
pmcli markets -p polymarket --min-liquidity 10000

# View a specific market
pmcli market poly:abc123

# Check your positions
pmcli positions
pmcli positions -p kalshi --include-settled

# Place an order
pmcli order poly:abc123 yes 10.0 --price 0.65

# Simulate an order without executing
pmcli order poly:abc123 yes 10.0 --price 0.65 --simulate

# Watch a market for price changes
pmcli watch poly:abc123 --above 0.80 --below 0.20 --interval 15

License

MIT