Polymarket BTC Order Book Data: Historical Depth for Up/Down Markets
Access Polymarket BTC order book data for historical Up/Down markets, including full bid/ask depth, 300ms snapshots, and BTC reference prices.
Polymarket BTC order book data from PolyHistorical captures the full bid/ask ladder for Bitcoin Up/Down prediction markets. It is built for users who need to analyze BTC market behavior after the fact or test trading systems against historical depth.
Included BTC Market Types
| Timeframe | Typical research use |
|---|---|
| 5m | High-frequency backtests and scalping studies |
| 15m | Short-horizon momentum and spread strategies |
| 1h | Intraday directional strategy testing |
| 4h | Longer-horizon liquidity and trend analysis |
| 24h | Daily market behavior and settlement studies |
What Each Snapshot Can Include
- BTC reference price
- UP and DOWN token prices
- Full UP token bid and ask depth
- Full DOWN token bid and ask depth
- Timestamp, market slug, and resolution metadata
Best Uses
BTC order book history is especially useful for testing whether a model survives real spreads. Strategies that look profitable on prices alone often degrade once the backtest consumes actual ask liquidity for buys and bid liquidity for sells.