Fuego

Fuego is a collection of C++ libraries for developing software for the game of Go. It includes a Go-playing program that uses Monte Carlo tree search. It is written by Markus Enzenberger, Martin Mueller and Broderick Arneson of the Computer Go Group at U of A.

• /User manual
• Grace I. Lin's Fuego Go: The Missing Manual (an independent study report)

Current version

The current version is 1.1-4 (November 12, 2013).

Online versions

The program plays frequently on CGOS, the online Computer Go Server. Its rating is about 2650 on 9x9 and 2250 on 19x19 (December 2009, running on a 2.5 GHz 8-core machine). Fuego also plays as a ranked opponent on KGS with a 19x19 rating of 2 kyu (December 2008, 2.5 GHz, 8-core).^[1]

• KGS games (fuego19)
• KGS rating graph (fuego19)

Fuego is playing on DragonGoServer on three accounts playing 19x19, 9x9 and 13x13 games, resp. It runs with a thinking time of 1 minute. Last Update: July 2016.

• Fuego (19x19)
• Fuego (9x9)
• Fuego (13x13)

Several Fuego opponents run on OGS, with time limits up to one hour per move, and different accounts for 9x9 and 19x19 including. These opponents do no longer play since OGS runs the new interface.

• Fuego9x9_1h
• Fuego19x19_1h
• Fuego1M
• Fuego100k
• Fuego9x9_1M

The effect of increased number of monte carlo playouts can be seen, for example on 9x9 {1hour = 3-10 million; 1 million; 100,000} have ranks (at January 2010) of {5.7d; 3.8d; 1.2d}.

Against Professionals

Fuego was the first computer program that won an official game of 9x9 Go against a 9-Dan professional player. The game against Zhou Junxun took place at the Human vs. Computer Go Competition at the Fuzz IEEE 2009 conference. The second game was won by Mr. Zhou.

Recent Tournament Results (newest first)

• 1st place Computer Go UEC Cup, November 28, 2010
• 5th place Computer Olympiad, September 2010
• 2nd place 13x13 Computer Olympiad, September 2010
• 2nd place 9x9 Computer Olympiad, September 2010
• 2nd place KGS tournament December 6, 2009
• 1st place KGS tournament November 8, 2009
• 2nd place Computer Olympiad, May 2009
• 1st place 9x9 Computer Olympiad, May 2009
• 1st place KGS tournament December 7, 2008
• 4th place 13th International Computer Games Championship, 19x19 1 October 2008
• 4th place 13th International Computer Games Championship, 9x9 1 October 2008
• 5th place KGS tournament 14 September 2008
• 6th place 9x9 Computer Go Tournament at the European Go Congress August 2008
• 7th place 19x19 Computer Go Tournament European Go Congress August 2008

[1] Calvin: These links are old and point to an account now owned by a Swedish 1-dan.