Free
Today's fixtures, basic win probabilities on selected matches, short previews, recent results, and the public historical record.
ATP and WTA win probabilities, published before the first ball.
CourtSignal is a tennis-only desk for serious recreational and semi-professional bettors. It publishes independent ATP and WTA win probabilities, then keeps every call on a permanent public record. It is not a bookmaker and it does not guarantee winners.
01 / Method
Most people arrive looking for a specific match, such as an ATP or WTA preview. CourtSignal answers with a probability and a record you can audit, not a recast winner after the fact.
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Upcoming ATP and WTA fixtures sit on one public board. Free users see enough of the day's card to judge the model without signing up for a tip sheet.
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Each eligible match gets a win probability and a short note on the main factors. CourtSignal does not sell certainty, and it does not rewrite a call after the first ball.
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Every published estimate stays timestamped and inspectable. If you cannot see what the model said before the match, you should not trust what it says today.
ATP and WTA win probabilities, published before play.
The destination is a public page for every fixture, including searches such as “Sinner v Alcaraz prediction.” Today this page is the front door to that desk.
02 / Archive
Independence only matters if the history cannot be edited. The first product publishes the call, the original probability, and the eventual result on one uneditable ledger.
The original probability is filed before play begins, with the time it was published.
Calls are not silently altered after the result. Wins and losses stay on the same ledger.
Serious bettors can read the archive on the same visit they check today's card.
03 / Access
Today's fixtures, basic win probabilities on selected matches, short previews, recent results, and the public historical record.
Every eligible ATP and WTA match, full probabilities, fair odds, model-versus-market edge when that layer is ready, confidence, and later alerts. Pricing is not set yet.
04 / Limits
CourtSignal does not accept bets, does not pay out, and does not claim that AI makes tennis predictable. Betting insight is one use of the probabilities, not a sales channel for a sportsbook.
05 / Questions