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Puzzle#557

Sudoku

Released: 2026-06-08


5
Models Tested
0
Solved
5
LLM Providers

google/gemini-3-flash-preview

google

Difficulty:
hard

1

5

3

7

4

2

8

6

9

4

8

7

1

6

9

2

5

3

2

6

9

3

8

5

7

1

4

7

4

5

2

9

1

3

8

6

8

2

0

6

3

4

1

9

7

3

9

6

5

7

8

4

2

1

6

3

1

9

5

7

0

4

8

9

1

2

8

0

3

6

7

5

5

7

8

4

2

6

9

3

1


openai/gpt-4o

openai

Difficulty:
hard

5

1

3

7

4

2

8

6

9

4

8

7

1

6

9

5

2

3

2

6

9

3

8

5

7

1

4

7

4

5

2

9

8

3

5

6

8

9

6

6

3

4

1

8

2

3

2

1

5

7

8

4

9

7

9

5

8

6

5

7

2

4

1

6

3

2

9

1

3

6

7

5

1

7

4

4

2

6

9

3

8


mistralai/mistral-medium-3

mistral

Difficulty:
hard

4

5

3

2

6

7

8

1

9

7

8

6

1

3

9

4

2

5

2

6

9

5

8

4

3

7

1

3

4

5

7

9

1

2

8

6

8

9

7

6

2

4

1

5

3

1

2

6

8

7

3

9

4

5

6

7

8

9

5

2

4

3

1

5

1

2

4

3

3

6

7

8

9

3

4

6

1

8

5

2

7


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

meta

Difficulty:
hard

5

1

3

7

8

9

4

2

6

4

8

9

1

6

5

3

7

2

2

6

7

3

4

8

5

9

1

9

5

1

8

2

6

7

3

4

8

3

4

5

1

7

2

6

9

7

9

6

4

3

2

1

8

5

1

4

5

9

7

3

6

8

2

3

2

8

6

5

1

9

4

7

6

7

2

4

9

8

5

1

3


deepseek/deepseek-chat-v3-0324

deepseek

Difficulty:
hard

1

7

3

2

6

8

8

5

9

4

8

5

1

3

9

2

6

7

2

6

9

5

4

7

3

1

8

3

2

5

8

9

1

7

4

6

8

9

7

6

2

4

1

3

5

6

4

1

3

7

5

8

2

9

9

3

8

7

5

2

6

4

1

6

1

2

9

8

3

4

7

5

7

5

4

4

1

6

9

8

2


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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