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July 5, 2026

What Stockfish depth do we use on ChessRank?

We use Stockfish 19 in our application. The engine depth is now fixed at 14 to ensure lightning-fast analysis on all devices. For the most common openings and some middlegame positions, we instantly fetch pre-computed evaluations (up to a depth of 55-60) directly from the database! And when it comes to the endgame, we leverage Syzygy endgame tablebases for instant, mathematically solved precision. Many users wonder if increasing the depth is better. While higher depths see further ahead, the difference is negligible unless you are a very advanced player with a very high ELO (circa 2000-2400+). However, depth 14 combined with pre-computed evaluations up to depth 60 from the database remains a very strong tool even for highly advanced players.