💡Claude Code Analyzes Chess Games with Post-Mortem Skills
Claude Code now explains chess moves in plain English
TL;DR
Claude Code now offers chess post-mortem analysis with plain-language explanations and narrated videos. The 6:49 video includes English narration and subtitles, making it accessible for all players. This feature uses Stockfish and whisper.cpp for accurate analysis and think-aloud recordings.
Claude Code has introduced post-mortem skills for chess games, offering detailed analysis in plain English. This feature uses Stockfish to analyze every move, followed by parallel 'investigator' subagents to provide insights. The analysis includes a narrated video, subtitles, and an annotated PGN, making it easy for players to understand their mistakes. The video is 6:49 minutes long and includes English narration and subtitles, enhancing accessibility. The skills require Stockfish and Python dependencies, and the analysis is licensed under the MIT license.
Key Points
Claude Code's chess post-mortem skills analyze games with Stockfish, providing detailed insights in plain English.
The analysis includes a narrated video of the game, with English narration and subtitles, enhancing accessibility.
The skills generate a layered annotated PGN and a standalone HTML analysis board for in-depth review.
The think-aloud recording is transcribed using whisper.cpp and aligned to moves via the PGN clocks.
The skills are licensed under the MIT license, except for the vendored chess.js and the cburnett piece set.
Why It Matters
If you're a chess player looking to improve, Claude Code's post-mortem skills offer detailed analysis in plain English. The narrated video and subtitles make it accessible for all players, enhancing the learning experience. The skills require Stockfish and Python dependencies, making them easy to set up for in-depth review.
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