Market Data Guides

Prediction Market Historical Data

Use prediction market historical data for resolved market research, order book replay, strategy backtesting, and liquidity analysis.

Prediction market historical data lets researchers study how probabilities, liquidity, and outcomes evolved before settlement. The best datasets preserve both market metadata and the historical order book state.

Useful Historical Data Types

  • Resolved market metadata and final outcomes.
  • Historical price or probability snapshots.
  • Full order book depth for bid and ask analysis.
  • Trade records where available.
  • Reference context for markets tied to crypto or external events.

Use Cases

Use caseNeeded data
Strategy backtestingHistorical snapshots, order book depth, and resolved outcomes.
Market microstructure researchDepth, spread, imbalance, and liquidity over time.
Forecast evaluationProbability history and final settlement result.
Execution analysisBid/ask ladders and timestamped depth.

Related Resources

Core Polymarket Data Resources