Dev Builds » 20260703-1819

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 15. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host Duration Avg Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo

Test Detail

ID Host Base NPS Games WLD Standard Elo Ptnml(0-2) Gamepair Elo CLI PGN

Commit

Commit ID d91c7f6eac385faa68d12d46eaf91ea6909a2f52
Author Shawn Xu
Date 2026-07-03 18:19:10 UTC
Update main network to nn-0ee0657fb25e.nnue Passed STC: LLR: 2.93 (-2.94,2.94) <0.00,2.00> Total: 26976 W: 7185 L: 6883 D: 12908 Ptnml(0-2): 89, 3058, 6895, 3354, 92 https://tests.stockfishchess.org/tests/view/6a46dd46f97ff95f78795707 Passed LTC: LLR: 2.95 (-2.94,2.94) <0.50,2.50> Total: 101394 W: 26460 L: 26009 D: 48925 Ptnml(0-2): 74, 10871, 28367, 11300, 85 https://tests.stockfishchess.org/tests/view/6a46eff2f97ff95f7879573b fixes a potential overflow when rescaling network evals. nettest: vondele/nettest#403 closes https://github.com/official-stockfish/Stockfish/pull/6944 Bench: 2752030
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