SUDOKU BENCHMARK ยท TRICKY

Claude Sonnet 5.5 on Tricky grid 6

Solved: 56 of 56 blank cells right. It said it was 97% sure. All of Claude Sonnet 5.5's answers.

RESULTSolved
CELLS RIGHT56 / 56
SAID97% sure
MODEL TIME5.5 min
COST$0.501 (API-equivalent)
TOKENS IN / OUT900 / 49,720

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

The end of its reply

I solved this by hand and checked the result. Every row, column and 3x3 box contains each digit from 1 to 9 exactly once, and all the givens are unchanged.

<grid>
918264357
257319864
436578129
145623798
379845216
862197435
593781642
724936581
681452973
</grid>
<confidence>97</confidence>

Grid tricky-5 of set v1, 25 givens. Puzzle as one line: ....6..5......9......5..1291.....7..3.98...1.8621.............2.249.......145..7.