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Puzzle#683

Sudoku

Released: 2026-07-20


5
Models Tested
0
Solved
5
LLM Providers

google/gemini-3-flash-preview

google

Difficulty:
hard

9

5

4

6

3

1

0

8

7

8

2

7

9

5

0

4

6

3

6

3

1

2

7

4

8

5

9

5

4

8

3

6

2

9

7

1

2

6

3

7

1

9

5

4

8

1

7

9

8

4

5

3

2

6

4

8

5

1

2

7

9

3

6

3

9

6

4

0

8

2

1

5

7

1

2

3

8

6

7

4

9


openai/gpt-4o

openai

Difficulty:
hard

9

5

4

6

3

2

1

8

7

8

2

7

9

5

1

4

6

3

6

3

1

8

7

4

5

2

9

4

9

8

5

2

3

6

7

1

3

6

2

7

1

9

8

5

4

1

7

5

8

4

6

3

9

2

7

8

5

4

6

7

9

3

1

2

4

3

1

9

8

2

7

5

5

1

9

3

8

5

7

4

6


mistralai/mistral-medium-3

mistral

Difficulty:
hard

4

5

7

6

2

3

1

8

9

9

2

8

1

5

6

4

7

3

6

3

1

8

7

4

5

2

9

2

9

8

4

3

5

6

1

7

5

4

3

7

1

9

8

6

2

1

7

6

8

4

2

3

9

5

8

6

5

2

9

1

9

3

4

3

1

9

5

6

8

2

4

5

7

8

2

3

8

7

7

4

1


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

meta

Difficulty:
hard

4

5

6

6

8

3

2

8

1

7

2

9

1

5

4

3

6

3

1

3

1

9

7

2

5

4

9

9

8

8

5

3

1

4

2

6

5

1

3

7

1

9

8

5

4

1

7

4

8

4

5

6

3

2

3

9

5

2

6

7

1

8

4

2

4

2

3

9

8

7

1

5

8

6

7

4

2

6

9

5

3


deepseek/deepseek-chat-v3-0324

deepseek

Difficulty:
hard

7

5

1

6

3

9

4

8

2

9

2

6

1

5

8

7

3

4

8

3

4

2

7

4

6

1

9

2

6

8

5

9

3

1

4

7

5

4

3

7

1

9

8

2

6

1

7

9

8

4

2

5

6

3

6

1

5

4

2

7

9

3

8

3

9

7

6

8

1

2

5

4

4

8

2

3

6

5

7

4

1


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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