Accuracy Center

WNBA Validation Status

Graded predictions and the daily pipeline checks that gate publishing.

WNBA

WNBA Validation Status

Graded predictions and the daily pipeline checks that gate publishing.

Verified accuracy, last 30 days
57.1%

1,073 stat-line predictions graded against final box scores; last graded 2026-06-09.

Season verified results
613–460

Correct–incorrect across 1,095 graded predictions (22 landed exactly on the line and are excluded), 2026-05-08 to 2026-06-09.

Daily pipeline validation
PASS

Slate 2026-06-10: outputs publish only after slate and freshness checks pass.

Slate verification
PASS

2 of 2 games matched the official league scoreboard before publishing.

Method: every published WNBA stat-line prediction is graded against the final box score. Daily outputs publish only after the slate is verified against the official league scoreboard and freshness checks pass; stale outputs are blocked rather than published.

Some sports have deeper historical grading than others. We only publish metrics where current verified tracking is available.