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Puzzle#617

Sudoku

Released: 2026-06-28


5
Models Tested
0
Solved
5
LLM Providers

google/gemini-3-flash-preview

google

Difficulty:
hard

4

3

1

2

9

7

6

5

8

2

7

6

3

4

8

1

9

5

8

9

5

6

5

1

4

3

2

3

4

9

8

5

2

6

7

1

1

5

7

9

6

4

2

8

3

6

2

8

1

7

3

5

4

9

7

6

2

5

3

1

9

8

4

5

8

3

4

4

9

7

1

2

9

1

4

7

2

5

8

6

3


openai/gpt-4o

openai

Difficulty:
hard

5

6

1

2

9

7

4

3

8

2

7

4

3

4

8

1

9

5

8

9

3

6

5

1

2

0

7

3

4

5

8

6

2

0

7

1

9

5

7

1

3

4

6

8

2

6

2

8

5

7

9

3

4

0

1

3

2

7

8

0

9

5

4

4

8

9

0

1

0

7

2

0

7

0

6

9

2

5

8

6

0


mistralai/mistral-medium-3

mistral

Difficulty:
hard

5

3

6

2

9

7

4

1

8

1

7

8

3

4

6

5

9

2

8

9

4

5

6

1

3

2

7

3

4

7

8

5

6

2

7

1

2

5

1

7

3

4

6

8

9

6

2

9

1

8

3

7

4

5

7

8

2

6

1

5

9

3

4

4

1

3

9

7

9

7

5

6

9

6

5

4

2

8

1

6

3


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

meta

Difficulty:
hard

5

8

1

2

9

7

4

6

3

7

4

3

3

4

5

2

9

1

8

6

9

1

5

1

7

3

2

3

4

5

8

2

6

1

7

9

9

5

7

4

3

8

6

2

1

6

1

2

9

7

4

8

5

3

4

9

8

5

1

3

9

1

6

2

7

6

1

8

9

5

4

8

1

3

4

6

5

2

3

8

9


deepseek/deepseek-chat-v3-0324

deepseek

Difficulty:
hard

1

3

4

2

9

7

8

5

6

5

7

6

3

4

8

1

9

2

8

2

9

5

6

1

4

3

7

3

4

8

6

5

2

9

7

1

2

5

7

9

1

4

6

8

3

6

9

1

7

8

3

2

4

5

7

6

2

1

3

5

9

8

4

4

8

3

8

7

9

5

2

1

9

1

5

4

2

6

3

6

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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