Question 1

How accurate is SetProb's tennis prediction model?

Accepted Answer

SetProb's model is 74% accurate overall across 1031+ resolved predictions (excluding low confidence picks under 55%). Strong signals (65%+) hit at 90%, moderate picks (60-64%) at 75%, and close matches (55-59%) at 70%.

Question 2

How does SetProb track prediction accuracy?

Accepted Answer

Every prediction is logged before the match and resolved against the actual result. The accuracy dashboard shows performance broken down by confidence tier, surface (clay, hard, grass), tour (ATP, WTA, Challenger), and round. All numbers are based on real verified predictions, not backtested data.

Question 3

What confidence tiers does SetProb use?

Accepted Answer

SetProb uses four confidence tiers: Strong (65%+) with 90% historical accuracy, Moderate (60-64%) with 75% accuracy, Close (55-59%) with 70% accuracy, and Low Confidence (50-54%) which is excluded from main stats as the match is essentially too close to call.

Question 4

Does SetProb predict ATP and WTA matches?

Accepted Answer

Yes. SetProb covers ATP, WTA, ATP Challenger and WTA 100/125 matches. Predictions are updated 5 times per day and accuracy is tracked separately by tour.