| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:18.32 | OUA & Club Winter Invitational | 2026-01-17 |
| 100m Breaststroke | 1:34.90 | 2025 Downtown Sprint Meet | 2025-10-25 |
| 100m Freestyle | 1:12.15 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 100m IM | 1:25.22 | 2025 Downtown Sprint Meet | 2025-10-25 |
| 200m Backstroke | 2:49.51 | OUA & Club Winter Invitational | 2026-01-17 |
| 200m Breaststroke | 3:25.29 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 200m Freestyle | 2:48.05 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 200m IM | 3:05.03 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 50m Backstroke | 35.42 | OUA & Club Winter Invitational | 2026-01-17 |
| 50m Butterfly | 38.31 | 2025 Downtown Sprint Meet | 2025-10-25 |
| 50m Freestyle | 31.08 | OUA & Club Winter Invitational | 2026-01-17 |
Antonios, Caia's top personal bests include 100m Backstroke (1:18.32), 100m Breaststroke (1:34.90), 100m Freestyle (1:12.15), 100m IM (1:25.22), 200m Backstroke (2:49.51).
Antonios, Caia swims for Toronto Swim Club.
Antonios, Caia has competed in 6 meets.