Start free. Pay once you're shipping something real on top of live market data.
| Plan | What it adds |
|---|---|
| Free | Full market search across both venues, plus 1m/5m orderbook charts |
| Pro | BTC/ETH/SOL Up/Down historical data at 5m, 15m, 1h, 4h, and 24h intervals |
| Builder | Polymarket and Kalshi historical data together over 60 days, plus whale tracking |
| Trader | Cross-venue arbitrage scanner and webhooks |
See the live pricing page for current limits, or the API reference for endpoint details.
Data from Kalshi and Polymarket. Search live API docs Pricing