Your #1 Rating Leak
Endgame
Why this keeps happening
In an equal endgame you lost without a clear tactical capture or forced mate sequence.
Deterministic analysis (Stockfish + fixed heuristics). No invented insights.
More games may change results as stronger patterns emerge.
Your most damaging patterns
Grouped by weakness category, ranked by frequency, evaluation cost, and recurrence
1
Endgame
Failures in technique, king activity, or pawn management in the endgame.
1 specific pattern
Endgame Technique Failure
In an equal endgame you lost without a clear tactical capture or forced mate sequence.
Severity 5/8
5 occurrences
2
Opening
Early-game mistakes that let the opponent seize an advantage before the middlegame.
1 specific pattern
Opening Preparation Gaps
You fell behind early: an opening move caused a big drop before move 8.
Severity 7/8
6 occurrences
Where this cost you
Keep or share this report
Link: https://blackboxchess.app/report/3f128113-1baa-4d77-ad1e-ccbada689fa0
Get daily drills from your own games
Create a free account and we'll email you a drill every day pulled from positions where you went wrong. Your games. Your mistakes. Fixed.
Report ID: 3f128113-1baa-4d77-ad1e-ccbada689fa0
Where things first went wrong
Game 2, move 2 (White): Nc3
One number to watch
You converted your advantage in 76% of games where you achieved a significant advantage.
(above average)
Examples from your games
| # | Opponent | Date | Result | Blunders | Inaccuracies |
|---|---|---|---|---|---|
| 16 | santoshthorvatkar | 2026.01.21 | 0-1 | 1 | 0 |
| 4 | Mahmoud-707 | 2026.01.25 | 0-1 | 1 | 3 |
| 88 | chessbriel | 2025.12.31 | 1-0 | 5 | 3 |
See where you leave book: personalized opening videos
For each opening where you consistently stray from theory, we build a short narrated video from your own games: what you played, what the engine recommends, and why it matters. Generated and emailed to you, usually within an hour.
Starting at $5 per video, less as you add more. Already have one delivered? Share it on Instagram, TikTok, YouTube, or Facebook, tag ChessJitsu, and earn your next one free.
Get personalized opening videos →
Make it go away for good: $12/mo
This report is a snapshot. The subscription is the fix that keeps working: every new game you play is re-analyzed each week, and the positions you got wrong resurface on a spaced-repetition schedule until the pattern goes away.
You also get the endgame trainer and a free personalized opening video credit every week. Cancel any time.
See the subscription →