Daily Killer Sudoku October 8, 2026
The same puzzle everyone got on October 8, 2026 — deterministic, graded, and still playable.
| 16 | 19 | 13 | 19 | |||||
| 5 | 20 | 15 | 4 | |||||
| 14 | 19 | 4 | ||||||
| 8 | 11 | 18 | 5 | 13 | 5 | |||
| 17 | 11 | 11 | ||||||
| 17 | 20 | 7 | ||||||
| 8 | 17 | 9 | 9 | 12 | ||||
| 20 | 12 | 20 | 7 | |||||
| 92 |
What it takes to solve
Our grader solved this puzzle in 161 steps. Every technique it needed, in ladder order:
- Naked single× 57
- Hidden single× 22
- Naked pair× 8
- Cage combinations× 74
Difficulty on Stillgrid is graded by the hardest technique a puzzle actually requires — this one earns Medium. How the technique ladder works.
Stuck on a cage? The killer sudoku calculator lists every combination a sum can take.
Also on October 8, 2026: the daily classic.