CHESS BENCHMARK · LOCAL, NO THINKING

Ministral 3 8B

Mistral · open weights · released 2025-12-02 · route ministral-3:8b-instruct-2512-q4_K_M · Model profile

Opening gap: +97 (95%: -845 to +1,039). The interval includes zero, so we can't yet say whether it performs differently across the variants.

Standard

Rating
80995%: 110 to 1,509
Record
0 won, 0 drawn, 1 lost of 1
Accuracy (open positions)
63.0
Accuracy (all moves)
63.0
Average centipawn loss
278
Blunders / mistakes / inaccuracies per 100 moves
35.7 / 14.3 / 0.0
Matched Stockfish's first choice
21%
In Stockfish's top three
50%
Legal on the first try
71.4%
Illegal / invalid
4 of 18 answers
Forfeits
0
Adjudicated games
0
API-equivalent cost per game
n/a
API-equivalent cost per move
n/a
Seconds per move
13.7
Model minutes per game
3.2
Tokens per move (in / out)
320 / 24
Reasoning tokens per move
n/a
Aborted on our side (not counted)
0

By phase

PhaseMovesAccuracyCentipawn lossBlunders /100Engine match
Opening1068.516530.030%
Middlegame48.656250.00%
Endgame0n/an/an/an/a

Chess960

Rating
71395%: 82 to 1,343
Record
0 won, 0 drawn, 2 lost of 2
Accuracy (open positions)
74.9
Accuracy (all moves)
74.9
Average centipawn loss
88
Blunders / mistakes / inaccuracies per 100 moves
20.0 / 0.0 / 40.0
Matched Stockfish's first choice
10%
In Stockfish's top three
20%
Legal on the first try
25.0%
Illegal / invalid
18 of 28 answers
Forfeits
2
Adjudicated games
0
API-equivalent cost per game
n/a
API-equivalent cost per move
n/a
Seconds per move
21.7
Model minutes per game
2.2
Tokens per move (in / out)
672 / 24
Reasoning tokens per move
n/a
Aborted on our side (not counted)
0

By phase

PhaseMovesAccuracyCentipawn lossBlunders /100Engine match
Opening1074.98820.010%
Middlegame0n/an/an/an/a
Endgame0n/an/an/an/a

Games