onchain

# Onchain CLI

CLI for crypto portfolio tracking, market data, and CEX history.

## Invocation

```
onchain <command>
```

## Commands

### Market Data

```bash
onchain price <token>         # Token price (btc, eth, sol, etc.)
onchain markets               # Market overview with trending
```

### Wallet Data

```bash
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
```

### CEX Data

```bash
onchain coinbase balance      # Coinbase balances
onchain coinbase history      # Coinbase trade history
onchain binance balance       # Binance balances
onchain binance history       # Binance trade history
```

### Prediction Markets

```bash
onchain polymarket trending          # Trending markets
onchain polymarket search <query>    # Search markets
onchain polymarket view <slug>       # View market details
```

### Configuration

```bash
onchain setup                 # Interactive setup wizard
onchain config                # View current config
onchain config wallet add <name> <address>
onchain config wallet set-default <name>
```

## Global Options

- `--json` - Output as JSON (agent-friendly)
- `--plain` - Disable colors and emoji
- `--timeout <ms>` - Request timeout

## Configuration

Config file: `~/.config/onchain/config.json5`

### Required API Keys

| Feature | API Key | Get Key |
|---------|---------|---------|
| EVM wallets | `DEBANK_API_KEY` | [DeBank](https://cloud.debank.com/) |
| Solana wallets | `HELIUS_API_KEY` | [Helius](https://helius.xyz/) |
| Coinbase CEX | `COINBASE_API_KEY` + `COINBASE_API_SECRET` | [Coinbase](https://www.coinbase.com/settings/api) |
| Binance CEX | `BINANCE_API_KEY` + `BINANCE_API_SECRET` | [Binance](https://www.binance.com/en/my/settings/api-management) |

### Optional API Keys

| Feature | API Key | Notes |
|---------|-----...