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Puzzle#539

Sudoku

Released: 2026-06-02


5
Models Tested
0
Solved
5
LLM Providers

openai/gpt-4o

openai

Difficulty:
hard

9

3

8

6

7

4

1

2

5

5

7

1

2

3

9

6

4

8

4

2

6

8

5

1

8

7

3

3

6

2

9

8

7

5

6

1

7

8

4

1

4

5

3

9

2

1

5

9

3

6

2

7

8

4

6

4

5

7

1

3

9

8

2

8

1

3

5

9

6

2

3

7

2

9

7

4

2

8

4

1

6


google/gemini-3-flash-preview

google

Difficulty:
hard

1

3

8

4

9

7

6

2

5

5

7

2

6

3

8

1

4

9

9

4

6

2

5

1

8

7

3

7

6

4

9

8

2

3

5

1

3

2

9

1

4

5

7

6

8

1

8

5

3

6

9

7

2

4

4

5

1

7

6

3

9

8

2

6

1

3

8

2

4

5

9

7

8

9

7

5

1

6

4

3

2


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

meta

Difficulty:
hard

5

7

8

3

9

6

1

4

2

4

1

3

8

2

5

9

6

7

9

6

2

4

5

1

8

3

7

8

5

9

7

6

4

2

1

3

3

4

1

2

8

9

5

7

6

2

8

6

5

1

7

4

9

3

1

9

5

6

3

8

7

2

4

7

3

4

9

1

2

6

5

8

6

2

7

1

4

3

9

8

5


mistralai/mistral-medium-3

mistral

Difficulty:
hard

4

3

8

6

7

9

5

2

1

5

7

2

3

1

8

6

4

9

9

6

1

4

5

2

8

7

3

8

6

3

9

2

7

5

1

4

2

5

9

1

4

3

8

6

7

7

1

4

8

6

5

2

9

3

1

4

5

7

9

3

6

8

2

6

2

3

5

8

1

9

4

7

3

9

7

2

4

6

1

5

8


deepseek/deepseek-chat-v3-0324

deepseek

Difficulty:
hard

4

3

8

6

9

7

1

2

5

5

7

2

3

1

4

9

6

8

6

9

1

5

2

8

4

7

3

2

6

5

9

3

8

7

4

1

7

8

3

1

4

5

2

9

6

9

1

4

2

6

7

5

3

8

1

4

6

7

8

3

9

5

2

3

2

9

4

5

6

8

1

7

8

5

7

9

2

1

6

3

4


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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