ChessBest.org
(
8z
MDL DCC engine)
MDL+DCC eval layer — looks up to 10 moves deep through 48+ billion evaluations.
MDL+DCC lookahead on 48B+ evals.
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Analyse moves with
ChessDB + DCC Lookahead
Sim
SimW
SimB
Replay
Coach
DCC
🎓 DCC Coach
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FEN|pgn
Input
Copy
New
Save
Load
Games!
Flip CB
Settings
Load a game:
— select —
Show top moves:
3
5
10
All
Show next‑move preview
Evaluation method:
Direct
Proxy
History height:
Smallest
Small
Medium
Big
Font size:
Small
Medium
Large
Badge notation:
Score
Dot
Piece size:
Small
Medium
Big
Main background:
Dark Gray
White
Light Gray
Black
Dark Brown
Light Brown
Dark Blue
Light Blue
Light theme
Double size board
DCC Lookahead
Enable DCC lookahead
Lookahead depth (half-moves):
1
2
3
4
5
6
7
8
9
10
12
15
20
Top candidates (DCC pool):
3 (fast)
5
7
10 (thorough)
Eval floor (max cp below best):
30cp (strict)
50cp
80cp (default)
120cp (wide)
200cp (very wide)
DCC only (hide raw ChessDB scores)
Sim speed:
Slow (2s/move)
Normal (1s)
Fast (0.4s)
Max (no board updates)
Sim games per run:
1
5
10
20
50
DCC takeover:
Auto (when DB thins out)
After move 2 (4 half-moves)
After move 3 (6 half-moves)
After move 4 (8 half-moves)
After move 5 (10 half-moves)
After move 6 (12 half-moves)
Opponent model (Sim):
Perfect (always top-1)
Realistic (weighted top-3)
Weak (random top-5)
Thresholds ▼
Draw banner duration (ms):
Badge‐fetch initial delay (ms):
Eval‐retry interval (ms):
"Try Later" display (ms):
Reset Settings
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Author:
Boyan D.
·
v0.6.0
· MDL+DCC Eval Layer
8Z · MDL+DCC kernel
Sim — 8Z DCC research
DCC stays on in every mode, analyzes both sides, and is saved into the PGN/comments.
Self
(current engine — default)
Lichess Bot
Level
8Z-CDB-DCC
(browser bot)
8Z color
White
Black
Random
Time
Start
Cancel
DCC Replay Settings
Lookahead depth:
3 (fast)
5
7
10 (default)
12
15
20 (deep)
Top candidates:
3 (fast)
5
7
10 (thorough)
Eval floor:
50cp (strict)
80cp
120cp (wide)
200cp (very wide)
Speed per move:
30s (study each move)
15s
10s
5s
3s
1s (normal)
Fast (0.4s)
Very fast (0.1s)
Max (no board)
Start Replay
Cancel