SUDOKU BENCHMARK ยท GENTLE

Claude Sonnet 5.5 on Gentle grid 6

Solved: 52 of 52 blank cells right. It said it was 96% sure. All of Claude Sonnet 5.5's answers.

RESULTSolved
CELLS RIGHT52 / 52
SAID96% sure
MODEL TIME0.9 min
COST$0.086 (API-equivalent)
TOKENS IN / OUT917 / 8,213

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

The end of its reply

I solved the puzzle by hand using candidate elimination. I checked the result against the digits in each row and column, and column 7 in full. I did not run a separate full check of every box.

<grid>
534987261
927146853
861523749
173295684
245861397
698374512
719652438
486739125
352418976
</grid>

<confidence>96</confidence>

Grid gentle-5 of set v1, 29 givens. Puzzle as one line: ....87..1.2..4....86.5.37..1.....68..4..6..9..98.....2..96.2.38....3..2.3..41....