Learner Tien vs Sebastian Baez: AI Prediction | Games, Spread, Aces & Double Faults

The model's edge for Learner Tien comes mainly from recent record by level, surface fit, and serve and return game. Recent record by level contributes the largest swing toward Tien because his recent wins came on hard courts at high-level events, whereas Baez has mixed results and heavier minutes in the draw. Surface fit also favors Tien, whose surface strength index is 41.26 compared with Baez at 21.48. Serve and return profiles add to Tien's advantage: both players have strong serve indexes, 95.91 for Tien and 94.95 for Baez, and Tien holds a slightly better mean return index, 90.07 versus 88.68. Tien arrives as world number 19 with an Elo of 1805.05 and no accumulated fatigue in this tournament. His form index sits at 47.39. Baez is ranked 48 with an Elo of 1637.40, a form index of 49.66, and 108 minutes of fatigue already logged in Cincinnati. These differences in ranking and Elo reflect Tien's overall strength edge. Recent match patterns show Tien winning two straight matches in Toronto before a loss to Ben Shelton in a 84 minute match. Baez has alternated results with a solid Cincinnati win over Grigor Dimitrov in 108 minutes, a Toronto loss to Zizou Bergs, and a prior win over Mattia Bellucci.