CLI for crypto portfolio tracking, market data, and CEX history. Use when the user asks about crypto prices, wallet balances, portfolio values, Coinbase/Binance holdings, or Polymarket predictions.
CLI for crypto portfolio tracking, market data, and CEX history.
onchain <command>
onchain price <token> # Token price (btc, eth, sol, etc.)
onchain markets # Market overview with trending
onchain balance [address] # Token balances (auto-detects EVM/Solana)
onchain balance --chain polygon # Filter by chain
onchain history [address] # Transaction history
onchain portfolio [address] # Full portfolio with DeFi positions
onchain coinbase balance # Coinbase balances
onchain coinbase history # Coinbase trade history
onchain binance balance # Binance balances
onchain binance history # Binance trade history
onchain polymarket trending # Trending markets
onchain polymarket search <query> # Search markets
onchain polymarket view <slug> # View market details
onchain setup # Interactive setup wizard
onchain config # View current config
onchain config wallet add <name> <address>
onchain config wallet set-default <name>
--json - Output as JSON (agent-friendly)--plain - Disable colors and emoji--timeout <ms> - Request timeoutConfig file: ~/.config/onchain/config.json5
| Feature | API Key | Get Key |
|---|---|---|
| EVM wallets | DEBANK_API_KEY | DeBank |
| Solana wallets | HELIUS_API_KEY | Helius |
| Coinbase CEX | COINBASE_API_KEY + COINBASE_API_SECRET | Coinbase |
| Binance CEX | BINANCE_API_KEY + BINANCE_API_SECRET | Binance |
| Feature | API Key | Notes |
|---|---|---|
| Market data | COINGECKO_API_KEY | Free tier works, Pro for higher limits |
| Market fallback | COINMARKETCAP_API_KEY | Alternative market data source |
onchain price btc
onchain balance 0x1234...5678
onchain portfolio main # Uses saved wallet named "main"
onchain polymarket trending -n 5
onchain --json price eth | jq '.priceUsd'
Ethereum, BNB Chain, Polygon, Arbitrum, Optimism, Avalanche, Base, zkSync Era, Linea, Scroll, Blast, Mantle, Gnosis, Fantom, Celo, and more.
Full Solana mainnet support including SPL tokens and NFTs.
This CLI is designed for agent use. Key patterns:
--json for programmatic accessonchain setup, reference by name# Get portfolio value
VALUE=$(onchain --json portfolio main | jq -r '.totalValueUsd')
# Get price with change
onchain --json price btc | jq '{price: .priceUsd, change24h: .priceChange24h}'
# Check if market is bullish
CHANGE=$(onchain --json markets | jq '.marketCapChange24h')