Polymarket crypto data
Polymarket crypto historical data at 1-second L2 resolution
Full order book depth for Polymarket crypto markets — Up/Down intervals, price thresholds, and related contracts — captured every second with prices and metrics in the same archive.
Coverage notes verified 2026-08-26.
Scope
What we archive
| Interval / type | Examples | Share |
|---|---|---|
| 5 minutes | BTC, ETH, SOL, XRP Up/Down | ~62% of archive |
| 15 minutes | Same assets, longer window | Core crypto flow |
| 4 hours | Directional crypto contracts | Macro crypto signals |
| Price thresholds | BTC/ETH level markets | ~17% |
| Event-linked crypto | Macro headline markets | ~14% |
See also: 5-minute markets guide, historical data overview.
1-second capture
Query resolution=1s on books, prices, and metrics — on every plan, including free Starter. Typical 1-minute archives smooth away final-minute liquidity moves that matter for Up/Down settlement.
GET /v1/markets/{slug}/books?start_ts=...&end_ts=...&resolution=1sHow to access
- Free Starter API — 1s L2 books, 7-day history
- Free BTC 5m CSV sample
- API quickstart
- Compare vs PolymarketData
FAQ
Why crypto-only instead of all Polymarket markets?
We align prices, metrics, and order books in one pipeline at 1-second resolution for crypto Up/Down and related markets. Breadth-first archives trade granularity for catalog size.
What resolution is the crypto archive?
1-second capture and query on every plan, including the free Starter tier.
Is there a free way to try the data?
Yes — sign up for Starter (no card) or download the free BTC 5-minute order book sample in CSV/JSON.