Unless a rule includes a provider-specific exception below, it applies to all three providers (UDX, Kalshi, Crypto/Nadex).
What Prediction Picks markets are available for baseball?
Baseball team picks are full-game only. Available markets:
Game Winner — Predict which team wins the game.
Run Line (Spread) — Predict a team to win by a specified run margin.
Total — Predict whether the total combined runs will be higher or lower than the listed number.
Do extra innings count?
Yes. Extra innings are included for all baseball Prediction Picks.
What happens if a baseball game is postponed before it starts?
Rescheduled and started within 48 hours of the original scheduled start time: the market stays open and resolves based on the official final result of the rescheduled game.
Not started within 48 hours: the market resolves at the last fair market price as determined by the Exchange.
EXCEPTION: Nadex (Predictions powered by UDM Services, LLC)
Rescheduled to the same calendar day (venue local time): all contracts proceed with normal settlement.
Rescheduled to a new calendar day: the market settles as Event Cancelled.
What happens if a baseball game is suspended mid-play?
Resumes within 48 hours of the original scheduled start time: the market stays open and resolves based on the official final result of the completed game.
Does not resume within 48 hours: the market resolves at the last fair market price as determined by the Exchange.
EXCEPTION: Nadex (Predictions powered by UDM Services, LLC)
Resumes within 48 hours of the original start time: all contracts proceed with normal settlement.
Does not resume within 48 hours: the market settles as Event Cancelled.
What happens if a game is shortened but deemed official by the league?
If a game is ended early (e.g., due to weather, curfew, or mercy rule) and the league officially declares it a completed game, all contracts stand and resolve based on the official result of the game.
What happens if a KBO or NPB game ends in a tie?
If a KBO or NPB game ends in a tie, markets resolve 50/50. Each contract pays out at $0.50. Example: 125 contracts on a team to win, market resolves 50/50 → payout = 125 × $0.50 = $62.50.
What happens if my market is an Event Cancelled? (Nadex)
Your pick is paid out based on its recent market price, and your trading fees are refunded. (The payout uses the average price over the week before cancellation.)
Full Rules
For complete rules, reference the market provider's full rulebook:
UDX: UDX Rulebook
Kalshi: Kalshi Rulebook