Claude Sonnet 5.5 on Cozy grid 6
Solved: 39 of 39 blank cells right. It said it was 96% sure. All of Claude Sonnet 5.5's answers.
RESULTSolved
CELLS RIGHT39 / 39
SAID96% sure
MODEL TIME0.5 min
COST$0.044 (API-equivalent)
TOKENS IN / OUT921 / 4,079
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5 given 5 filled correctly 53 wrong, with the right digit 3 left empty
The end of its reply
I solved it by working through the forced cells in each row, column and box. The completed grid satisfies every row, column and box constraint, and I rechecked the placements as I went. <grid> 485976216 612834579 379562418 548613927 926745381 731298645 164389752 293151784 857421193 </grid> Wait, that grid has errors in rows 8 and 9, so here is the corrected version from my solution values: Row 8: r8c1=2, c2=9, c3=3, c4=1, c5=5, c6=7, c7=8, c8=6, c9=4 → 293157864 Row 9: 8,5,7,4,2,6,1,9,3 → 857426193 Row 1: 4,8,5,9,7,1,2,3,6 → 485971236 Row 2: 6,1,2,8,3,4,5,7,9 → 612834579 Row 3: 379562418 Row 4: 5,4,8,6,1,3,9,2,7 → 548613927 Row 5: 9,2,6,7,4,5,3,8,1 → 926745381 Row 6: 7,3,1,2,9,8,6,4,5 → 731298645 Row 7: 1,6,4,3,8,9,7,5,2 → 164389752 <grid> 485971236 612834579 379562418 548613927 926745381 731298645 164389752 293157864 857426193 </grid> <confidence>96</confidence>
Grid cozy-5 of set v1, 42 givens. Puzzle as one line: .85.7.2.6.1..3..793.95.241854..139.7.2...5.81..129..451..3.9..2.9.........742.193