SUDOKU BENCHMARK ยท STEADY

Claude Opus 5.5 on Steady grid 3

Solved: 49 of 49 blank cells right. It said it was 99% sure. All of Claude Opus 5.5's answers.

RESULTSolved
CELLS RIGHT49 / 49
SAID99% sure
MODEL TIME1.0 min
COST$0.144 (API-equivalent)
TOKENS IN / OUT918 / 6,845

5 given 5 filled correctly 53 wrong, with the right digit 3 left empty

The end of its reply

<grid>
465932781
287541693
931876542
674185239
513729864
892364175
729418356
158693427
346257918
</grid>
<confidence>99</confidence>

Grid steady-2 of set v1, 32 givens. Puzzle as one line: 4.59...812....1..3.31...5....41.5..9.1..2..6.8..3.41....9...35....6....734...79.8