AI vs Puzzles

Back to Home
Puzzle#857

Sudoku

Released: 2026-09-16


5
Models Tested
0
Solved
5
LLM Providers

openai/gpt-4o

openai

Difficulty:
hard

2

1

6

3

8

4

5

7

9

3

8

9

6

1

5

2

4

7

4

7

5

9

2

7

3

8

6

5

3

7

1

9

8

6

2

4

8

9

4

7

5

2

1

6

3

6

2

1

4

3

3

7

5

8

7

5

8

3

4

9

4

9

1

1

6

2

5

6

7

9

3

2

9

4

3

2

7

1

8

5

5


google/gemini-3-flash-preview

google

Difficulty:
hard

1

4

6

3

8

2

5

7

9

2

8

7

6

1

5

3

4

8

4

5

3

9

7

4

1

8

6

8

3

5

1

9

4

6

2

7

7

9

4

8

2

6

1

5

3

6

2

1

7

5

3

4

9

8

3

7

8

5

4

9

2

6

1

5

1

2

4

6

8

9

3

7

9

6

7

2

3

1

8

4

5


mistralai/mistral-medium-3

mistral

Difficulty:
hard

1

5

6

3

8

4

5

7

9

3

7

9

6

5

2

1

4

8

4

8

2

7

1

9

3

6

5

8

3

7

1

9

5

6

2

4

6

1

4

8

2

7

9

5

3

5

2

9

4

6

3

7

1

8

2

4

8

5

3

9

7

6

1

7

6

2

9

4

8

5

3

1

9

5

1

2

7

6

4

8

3


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

meta

Difficulty:
hard

5

8

6

4

8

2

5

7

9

7

1

9

6

5

8

4

4

2

4

5

3

7

1

6

8

8

6

8

3

1

1

9

5

6

2

4

2

9

4

8

7

1

3

5

3

6

2

5

3

4

3

9

1

8

1

4

8

5

2

9

7

6

1

3

6

2

9

6

4

1

8

5

9

7

5

2

3

1

2

9

5


deepseek/deepseek-chat-v3-0324

deepseek

Difficulty:
hard

2

1

6

3

8

4

5

7

9

5

8

9

6

2

7

1

4

3

4

7

3

9

1

5

2

8

6

8

3

4

1

9

2

6

5

7

7

6

1

5

4

8

9

2

3

9

2

5

7

6

3

4

1

8

6

5

8

4

3

9

7

6

1

3

4

2

8

6

5

7

9

4

1

9

7

2

5

6

3

8

5


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