Torch (chess engine)

Torch is a chess engine created by Chess.com.[1][‡ 1] Torch finished second in the Chess.com Computer Chess Championship 20: Bullet[‡ 2] and 21: Blitz,[‡ 3] only behind Stockfish in both cases. It initially participated in the tournament under the name "Mystery".[2][3][‡ 1] It is freely available through Chess.com’s analysis page.[‡ 4] It has also been tested by some chess engine rating lists.[4][5]

For other uses, see Torch (disambiguation).
Torch
Original author(s)Finn Eggers, Andrew Grant, Jay Honnold, Kim Kåhre, Dietrich Kappe, Michael Whiteley[1]
Developer(s)Chess.com
TypeChess engine

The team behind Torch is composed of Andrew Grant (author of Ethereal), Finn Eggers & Kim Kåhre (authors of Koivisto), Jay Honnold (author of Berserk), and Michael Whiteley & Dietrich Kappe (current authors of Dragon).[1] The former authors of Dragon, Mark Lefler and Larry Kaufman, are advisors on this project.[‡ 1] The development of Torch is supported by many open-source tools, including pytorch-nnue, Cutechess, and OpenBench.[1][‡ 1] Torch developers have stated that the entire source code of Torch is original, with no code being used from any other engine.[1][‡ 1]

This article is part of the series on
Chess programming
Board representations
Evaluation functions
Graph and tree search algorithms
Chess computers
Chess engines

Competition results

Chess.com Computer Chess Championship
Main Events
Event Year Time Controls Result Ref
CCC 20: Rapid 2023 10+3 15th [‡ 5]
CCC 20: Bullet 2023 1+1 2nd [‡ 2]
CCC 21: Blitz 2023 3+2 2nd [‡ 3]
CCC 21: Rapid 2023 10+3 3rd [‡ 6]

References

Primary sources

These sources are published by Chess.com, and are indicated in this article by a double dagger (‡):

  1. Team (CHESScom), Chess com (2023-07-13). "Announcing Torch: New #2 Chess Engine". Chess.com. Retrieved 2023-07-14.
  2. "CCC 20 Bullet: Finals". chess.com. Retrieved 4 August 2023.
  3. "CCC 21 Blitz: Finals". chess.com. Retrieved 22 August 2023.
  4. Team (CHESScom), Chess com (2023-10-18). "Torch Engine Now Available On Chess.com's Analysis Page". Chess.com. Retrieved 2023-10-23.
  5. "CCC 20 Rapid: Qualifier #2". chess.com. Retrieved 4 August 2023.
  6. "CCC 21 Rapid: Challenger Match". chess.com. Retrieved 13 October 2023.

Secondary sources
  1. Kelemen, Luci (14 July 2023). "Chess.com announces new super-strong chess engine to challenge Stockfish". Dot Esports. Retrieved 26 July 2023.
  2. Sam Davis (22 May 2023), "Mystery engine at CCC", Computer Chess Club Forums, retrieved 14 July 2023
  3. Dmitry Frosty (12 July 2023), "Mystery BEATS Dragon!", Computer Chess Club Forums, retrieved 14 July 2023
  4. "SPCC". www.sp-cc.de. Retrieved 2023-10-13.
  5. "CCRL Blitz - Index". ccrl.chessdom.com. Retrieved 2023-10-16.
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