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Puzzle#776

Sudoku

Released: 2026-08-20


5
Models Tested
0
Solved
5
LLM Providers

openai/gpt-4o

openai

Difficulty:
hard

1

4

2

5

3

6

7

9

8

5

7

6

4

1

9

2

8

3

9

3

8

2

7

8

4

1

6

7

5

1

6

2

3

8

4

9

2

8

3

7

5

4

6

9

1

4

6

9

8

9

5

3

2

7

3

1

4

9

8

9

5

7

2

8

2

5

1

6

2

9

3

4

6

9

7

3

4

7

1

5

8


google/gemini-3-flash-preview

google

Difficulty:
hard

1

2

4

9

5

8

7

6

3

5

7

3

4

1

6

2

8

9

9

8

6

2

3

7

4

1

5

8

9

1

3

7

4

5

2

6

4

3

7

8

2

5

6

9

1

2

6

5

1

9

5

3

4

8

3

5

4

6

8

9

1

7

2

7

4

5

1

6

2

9

3

8

6

1

2

7

4

3

8

5

9


mistralai/mistral-medium-3

mistral

Difficulty:
hard

1

2

3

6

7

8

5

4

9

5

7

6

4

1

9

2

8

3

9

4

8

2

5

3

4

6

7

7

8

1

3

6

4

9

2

5

2

3

4

5

8

7

6

9

1

4

6

9

1

2

5

3

7

8

3

5

7

8

9

1

2

4

6

6

9

5

7

3

2

8

1

4

8

1

2

9

4

6

7

5

3


meta-llama/llama-3.3-70b-instruct

meta

Difficulty:
hard

1

5

3

7

9

6

8

4

2

7

4

2

1

5

8

6

3

9

9

8

6

2

3

4

5

7

1

5

1

9

8

2

7

3

6

4

2

3

4

9

1

5

7

8

6

8

6

1

4

7

3

2

5

9

3

9

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5

8

2

1

4

6

4

2

5

6

4

9

8

1

3

6

7

8

3

4

1

9

2

5


deepseek/deepseek-chat-v3-0324

deepseek

Difficulty:
hard

1

2

3

5

6

4

7

8

9

5

7

6

4

1

9

2

8

3

9

4

8

2

3

7

4

6

5

4

3

1

6

2

8

5

7

9

2

5

7

3

4

6

8

9

1

8

6

9

7

5

1

3

2

4

3

1

4

8

9

5

6

7

2

7

8

5

9

6

2

1

3

4

6

9

2

1

4

3

9

5

8


Methodology Note

Each model receives the same Sudoku puzzle with a partially filled grid. Models are tasked with solving the puzzle by filling in all empty cells following Sudoku rules, and their solutions are evaluated without feedback or retries.

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