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Puzzle#587

Sudoku

Released: 2026-06-18


5
Models Tested
0
Solved
5
LLM Providers

openai/gpt-4o

openai

Difficulty:
hard

5

6

1

8

3

9

4

7

2

7

3

9

4

1

8

2

6

5

2

9

8

5

6

7

3

4

1

4

5

2

6

7

3

9

1

8

6

8

7

1

9

5

5

2

3

3

1

6

2

8

4

7

5

6

9

4

3

2

5

6

1

3

7

1

7

4

7

2

9

6

8

9

8

2

5

3

4

4

5

9

7


google/gemini-3-flash-preview

google

Difficulty:
hard

7

5

8

9

2

1

4

6

3

6

1

3

4

9

8

2

7

5

2

9

4

5

6

7

1

8

3

5

2

9

6

4

3

7

1

8

8

6

7

1

5

2

3

9

4

4

3

1

8

7

9

5

2

6

9

7

6

2

1

5

8

3

4

1

4

2

7

3

6

9

5

8

3

8

5

9

8

4

6

2

7


deepseek/deepseek-chat-v3-0324

deepseek

Difficulty:
hard

5

7

6

9

1

2

4

8

3

3

1

4

5

8

6

2

7

9

2

9

8

3

4

7

6

5

1

4

3

2

6

9

5

7

1

8

6

5

7

8

2

1

3

9

4

8

2

9

4

7

3

5

6

1

9

4

1

2

5

8

7

3

6

1

6

3

7

9

4

8

2

5

7

8

5

1

6

3

9

4

2


mistralai/mistral-medium-3

mistral

Difficulty:
hard

8

3

6

9

4

5

4

7

1

4

7

1

3

2

8

2

9

5

2

9

5

4

6

7

8

1

3

5

2

4

6

3

9

7

1

8

6

1

7

1

8

2

3

5

9

3

8

9

5

1

7

6

4

2

9

4

8

2

5

1

6

3

7

1

6

2

7

9

3

5

8

4

7

5

3

8

4

6

1

2

9


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

meta

Difficulty:
hard

5

3

4

6

7

8

9

1

2

6

7

2

1

9

5

3

4

8

1

9

8

3

4

2

5

6

7

8

5

9

7

6

1

4

2

3

4

2

6

8

5

3

7

9

1

7

1

3

9

2

4

8

5

6

9

6

1

5

3

7

2

8

4

2

8

7

4

1

9

6

3

5

3

4

5

2

8

6

1

7

9


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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