Game analyzer

Paste a PGN, pull Chess.com / Lichess games, or set a position. Stockfish runs in your browser.

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White — Black *

Moves

Best move

No engine suggestion yet.

Top moves

Accuracy

Run full analysis to see accuracy.

Summary

Run full analysis to see move breakdown.

How do you want to analyze?

Full game analysis grades every move. Manual lets you step through and see Stockfish’s suggestion on the position you are on.