AI vs Puzzles

Back to Home
Puzzle#644

Sudoku

Released: 2026-07-07


5
Models Tested
0
Solved
5
LLM Providers

openai/gpt-4o

openai

Difficulty:
hard

7

1

6

2

5

9

4

3

8

3

4

5

8

9

7

2

1

6

9

8

2

3

1

6

5

4

7

4

5

7

1

6

2

8

9

3

2

6

1

7

8

3

9

4

5

5

3

9

4

7

1

6

2

4

8

9

4

5

6

2

3

6

1

1

7

3

9

4

8

7

8

2

6

2

8

7

3

4

1

5

9


google/gemini-3-flash-preview

google

Difficulty:
hard

7

1

6

2

5

8

4

9

3

3

4

5

1

9

7

2

8

6

9

2

8

3

1

6

5

4

7

4

5

7

9

6

2

8

3

1

2

6

1

8

4

3

9

7

5

5

3

9

7

8

1

6

2

4

8

9

4

5

7

1

3

6

2

1

7

5

6

2

9

3

4

8

6

8

2

4

3

1

7

5

9


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

meta

Difficulty:
hard

5

1

9

7

5

8

4

3

2

3

4

7

2

1

7

2

9

6

2

8

6

5

4

1

7

1

7

4

5

3

9

6

2

1

8

7

1

2

5

8

9

3

9

6

5

9

7

1

4

7

5

8

2

3

8

6

4

1

2

9

5

7

9

7

3

2

6

8

4

6

5

1

6

9

8

3

7

5

3

4

9


mistralai/mistral-medium-3

mistral

Difficulty:
hard

2

1

6

9

5

4

3

8

7

3

4

5

8

3

7

2

1

6

9

8

7

2

1

6

4

3

5

4

5

3

7

6

8

1

9

2

7

6

1

4

2

3

9

5

8

8

3

9

5

9

1

6

2

4

8

2

4

3

7

5

8

6

1

1

7

3

6

8

2

5

4

9

6

9

8

1

4

9

7

5

3


deepseek/deepseek-chat-v3-0324

deepseek

Difficulty:
hard

7

1

6

8

5

2

4

3

9

3

9

5

4

8

7

2

1

6

2

8

4

3

1

6

5

9

7

4

5

1

9

6

8

7

2

3

8

2

7

6

4

3

9

1

5

6

3

9

5

7

1

8

2

4

8

4

2

1

9

5

3

6

7

5

7

3

2

6

9

1

4

8

6

9

1

7

3

4

2

5

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.

Leaderboard