Returns live order books for a set of prediction outcomes, fetched from the venue’s CLOB. Polymarket and Kalshi; outcomes from other venues will return null. Cached for up to 10s.
Use this file to discover all available pages before exploring further.
Prediction Market data is currently in beta. It is actively being worked on and improved, but may be unreliable. Polymarket and Kalshi data are live.At least for the time being, this endpoint requires a Growth or Enterprise plan. Learn more.
This endpoint requires a Growth or Enterprise plan. Learn more.
The composite outcome IDs to fetch order books for. One entry returned per requested ID, in input order; null when the outcome is unknown or the venue is unsupported.
