Zahak 10.0 vs. Top Chess Engines

Rank	Chess Engine	ELO	Games	Score%	Draw%	Author
1	Stockfish 15.0	714	100	98.0	4.0	Romstad, Costalba, Kiiski, Linscott
2	Koivisto 8.0	499	100	93.5	13.0	Finn Eggers, Kim Kahre
3	Berserk 8.5.1	365	100	87.0	24.0	Jay Honnold
4	Rubi 20220223	286	100	81.0	28.0	Andreas Matthias
5	Seer 2.5	264	100	79.0	36.0	McMonigle
6	Slow Blitz 2.83	254	100	78.0	36.0	Jonathan Kreuzer
7	Igel 3.0.1	164	100	68.0	46.0	Volodymyr Shcherbyna
8	Clover 3.1	148	100	66.0	56.0	Luca Metehau
9	Caissa 0.5	145	100	65.5	55.0	Michal Witanowski
10	Ethereal 13.0	129	100	63.5	43.0	Andrew Grant
11	Komodo 12.1.1	122	100	62.5	49.0	Dailey, Kaufman, Lefler
12	Halogen 10.23	100	100	59.5	49.0	Kieren Pearson
13	Wasp 5.5	67	100	55.0	52.0	John Stanback
14	Xiphos 0.6	67	100	55.0	44.0	Milos Tatarevic
15	Minic 3.18	57	100	53.5	49.0	Vivien Clauzon
16	Rofchade 2.3	50	100	52.5	57.0	Ronald Friederich
17	Pedone 3.1	36	100	50.5	47.0	Fabio Gobbato
18	Zahak 10.0	32	5000	55.3	38.0	Amanj
19	Velvet 3.3	25	100	49.0	38.0	Martin Honert
20	Booot 6.5	18	100	48.0	34.0	Alex Morozov
21	Schooner 2.2	8	100	46.5	49.0	Dennis Sceviour
22	Laser 1.7	1	100	45.5	49.0	Jeffrey An, Michael An
23	Rebel 15.0	-3	100	45.0	46.0	Ed Schroder
24	Black Marlin 5.0	-7	100	44.5	53.0	Doruk S.
25	Coiled 1.1	-10	100	44.0	48.0	Oscar Gavira
26	Arasan 23.3	-14	100	43.5	43.0	Jon Dart
27	Weiss 2.0	-21	100	42.5	39.0	LoliSquad
28	Defen 2.3	-21	100	42.5	47.0	Can Catin, Dogac Eidenk
29	Beef 0.3.6	-46	100	39.0	48.0	Jonathan Tseng
30	Little Goliath 3.15.4	-54	100	38.0	48.0	Michael Borgstadt
31	Demolito 2021-10-04	-69	100	36.0	42.0	Lucas Braesch
32	Critter 1.6a	-80	100	34.5	37.0	Richard Vida
33	Stash 32.0	-84	100	34.0	50.0	Morgan Houppin
34	Andscacs 0.95	-84	100	34.0	38.0	Daniel Jose Queralto
35	Equinox 3.3	-88	100	33.5	33.0	Colli, Rocchi
36	Combusken 2.0	-96	100	32.5	45.0	Marcin Henryk Bartkowiak
37	Nemorino 6.0	-96	100	32.5	23.0	Christian Gunther
38	Fizbo 2.0	-100	100	32.0	36.0	Youri Matiounine
39	Nirvana 2.5	-116	100	30.0	34.0	Thomas Kolarik
40	Danasah 9.0	-147	100	26.5	35.0	Pedro Castro
41	Orion 0.9	-147	100	26.5	29.0	David Carteau
42	Drofa 3.3	-170	100	24.0	40.0	Elliot, Alexander
43	Texel 1.07	-180	100	23.0	36.0	Peter Osterlund
44	Senpai 2.0	-190	100	22.0	26.0	Fabien Letouzey
45	Mr Bob 1.1	-200	100	21.0	32.0	Vincent Yu
46	ICE 4.0	-205	100	20.5	29.0	Thomas Petzke
47	Gull 3.0	-211	100	20.0	28.0	Vadim Demichev
48	Devre 2.0	-240	100	17.5	23.0	Omer Faruk Tutkun
49	Counter 4.0	-265	100	15.5	19.0	Vadim Chizhov
50	Dark Toga 1.1	-293	100	13.5	21.0	Dietrich Kappe
51	Marvin 5.2	-317	100	12.0	16.0	Martin Danielsson

Download the gauntlet tournament PGN games here.

Rebel 15.0 vs. Top Chess Engines

Rank	Chess Engine	ELO	Games	Score%	Draw%	Author
1	Stockfish 15.0	597	100	96.0	8.0	Romstad, Costalba, Kiiski, Linscott
2	Berserk 8.5.1	406	100	89.0	22.0	Jay Honnold
3	Koivisto 8.0	381	100	87.5	23.0	Finn Eggers, Kim Kahre
4	Rubi 20220223	306	100	82.0	36.0	Andreas Matthias
5	Slow Blitz 2.83	294	100	81.0	36.0	Jonathan Kreuzer
6	Seer 2.5	294	100	81.0	30.0	McMonigle
7	Igel 3.0.1	160	100	66.5	49.0	Volodymyr Shcherbyna
8	Caissa 0.5	152	100	65.5	51.0	Michal Witanowski
9	Halogen 10.23	144	100	64.5	37.0	Kieren Pearson
10	Pedone 3.1	141	100	64.0	48.0	Fabio Gobbato
11	Wasp 5.5	122	100	61.5	47.0	John Stanback
12	Clover 3.1	118	100	61.0	46.0	Luca Metehau
13	Ethereal 13.0	115	100	60.5	45.0	Andrew Grant
14	Komodo 12.1.1	86	100	56.5	51.0	Dailey, Kaufman, Lefler
15	Arasan 23.3	50	100	51.5	51.0	Jon Dart
16	Minic 3.18	47	100	51.0	50.0	Vivien Clauzon
17	Velvet 3.3	43	100	50.5	57.0	Martin Honert
18	Rebel 15.0	40	5000	56.2	39.5	Ed Schroder
19	Xiphos 0.6	40	100	50.0	42.0	Milos Tatarevic
20	Rofchade 2.3	5	100	45.0	46.0	Ronald Friederich
21	Weiss 2.0	-13	100	42.5	41.0	LoliSquad
22	Coiled 1.1	-17	100	42.0	60.0	Oscar Gavira
23	Schooner 2.2	-20	100	41.5	47.0	Dennis Sceviour
24	Booot 6.5	-24	100	41.0	38.0	Alex Morozov
25	Black Marlin 5.0	-28	100	40.5	61.0	Doruk S.
26	Zahak 9.0	-31	100	40.0	40.0	Amanj
27	Laser 1.7	-46	100	38.0	48.0	Jeffrey An, Michael An
28	Dark Toga 1.1	-46	100	38.0	58.0	Dietrich Kappe
29	Combusken 2.0	-46	100	38.0	36.0	Marcin Henryk Bartkowiak
30	Little Goliath 3.15.4	-61	100	36.0	54.0	Michael Borgstadt
31	Defen 2.3	-80	100	33.5	39.0	Can Catin, Dogac Eidenk
32	Drofa 3.3	-100	100	31.0	36.0	Elliot, Alexander
33	ICE 4.0	-105	100	30.5	35.0	Thomas Petzke
34	Demolito 2021-10-04	-113	100	29.5	37.0	Lucas Braesch
35	Marvin 5.2	-121	100	28.5	41.0	Martin Danielsson
36	Fizbo 2.0	-126	100	28.0	40.0	Youri Matiounine
37	Stash 32.0	-130	100	27.5	33.0	Morgan Houppin
38	Nirvana 2.5	-130	100	27.5	37.0	Thomas Kolarik
39	Critter 1.6a	-134	100	27.0	36.0	Richard Vida
40	Danasah 9.0	-143	100	26.0	38.0	Pedro Castro
41	Equinox 3.3	-148	100	25.5	37.0	Colli, Rocchi
42	Andscacs 0.95	-153	100	25.0	30.0	Daniel Jose Queralto
43	Beef 0.3.6	-157	100	24.5	37.0	Jonathan Tseng
44	Texel 1.07	-172	100	23.0	28.0	Peter Osterlund
45	Senpai 2.0	-177	100	22.5	39.0	Fabien Letouzey
46	Orion 0.9	-182	100	22.0	32.0	David Carteau
47	Nemorino 6.0	-182	100	22.0	32.0	Christian Gunther
48	Mr Bob 1.1	-198	100	20.5	23.0	Vincent Yu
49	Gull 3.0	-203	100	20.0	30.0	Vadim Demichev
50	Counter 4.0	-214	100	19.0	28.0	Vadim Chizhov
51	Devre 2.0	-238	100	17.0	28.0	Omer Faruk Tutkun

Download the gauntlet tournament PGN games here.

Seer 2.5 vs. Top Chess Engines

Rank	Chess Engine	ELO	Games	Score%	Draw%	Author
1	Stockfish 15.0	539	100	82.5	33.0	Romstad, Costalba, Kiiski, Linscott
2	Berserk 8.5.1	376	100	65.0	58.0	Jay Honnold
3	Koivisto 8.0	361	100	63.0	62.0	Finn Eggers, Kim Kahre
4	Rubi 20220223	281	100	52.0	64.0	Andreas Matthias
5	Seer 2.5	267	5000	79.1	29.3	McMonigle
6	Slow Blitz 2.83	246	100	47.0	58.0	Jonathan Kreuzer
7	Arasan 23.3	229	100	44.5	61.0	Jon Dart
8	Igel 3.0.1	155	100	34.5	55.0	Volodymyr Shcherbyna
9	Ethereal 13.0	151	100	34.0	54.0	Andrew Grant
10	Pedone 3.1	147	100	33.5	49.0	Fabio Gobbato
11	Caissa 0.5	135	100	32.0	52.0	Michal Witanowski
12	Clover 3.1	119	100	30.0	46.0	Luca Metehau
13	Halogen 10.23	102	100	28.0	46.0	Kieren Pearson
14	Komodo 12.1.1	98	100	27.5	37.0	Dailey, Kaufman, Lefler
15	Xiphos 0.6	70	100	24.5	41.0	Milos Tatarevic
16	Wasp 5.5	65	100	24.0	46.0	John Stanback
17	Coiled 1.1	35	100	21.0	34.0	Oscar Gavira
18	Velvet 3.3	19	100	19.5	33.0	Martin Honert
19	Rofchade 2.3	13	100	19.0	32.0	Ronald Friederich
20	Booot 6.5	13	100	19.0	30.0	Alex Morozov
21	Minic 3.18	8	100	18.5	33.0	Vivien Clauzon
22	Defen 2.3	2	100	18.0	30.0	Can Catin, Dogac Eidenk
23	Combusken 2.0	-4	100	17.5	23.0	Marcin Henryk Bartkowiak
24	Schooner 2.2	-10	100	17.0	26.0	Dennis Sceviour
25	Laser 1.7	-30	100	15.5	23.0	Jeffrey An, Michael An
26	Little Goliath 3.15.4	-37	100	15.0	26.0	Michael Borgstadt
27	Rebel 14.2	-37	100	15.0	26.0	Ed Schroder
28	Weiss 2.0	-44	100	14.5	25.0	LoliSquad
29	Zahak 9.0	-51	100	14.0	28.0	Amanj
30	Beef 0.3.6	-58	100	13.5	23.0	Jonathan Tseng
31	Andscacs 0.95	-66	100	13.0	18.0	Daniel Jose Queralto
32	Black Marlin 5.0	-66	100	13.0	24.0	Doruk S.
33	Critter 1.6a	-74	100	12.5	19.0	Richard Vida
34	Stash 32.0	-90	100	11.5	21.0	Morgan Houppin
35	Dark Toga 1.1	-90	100	11.5	19.0	Dietrich Kappe
36	Demolito 2021-10-04	-90	100	11.5	17.0	Lucas Braesch
37	ICE 4.0	-99	100	11.0	14.0	Thomas Petzke
38	Fizbo 2.0	-99	100	11.0	20.0	Youri Matiounine
39	Nemorino 6.0	-108	100	10.5	15.0	Christian Gunther
40	Marvin 5.2	-118	100	10.0	18.0	Martin Danielsson
41	Gull 3.0	-118	100	10.0	16.0	Vadim Demichev
42	Counter 4.0	-138	100	9.0	12.0	Vadim Chizhov
43	Danasah 9.0	-173	100	7.5	15.0	Pedro Castro
44	Drofa 3.3	-173	100	7.5	11.0	Elliot, Alexander
45	Equinox 3.3	-186	100	7.0	14.0	Colli, Rocchi
46	Orion 0.9	-200	100	6.5	13.0	David Carteau
47	Texel 1.07	-231	100	5.5	9.0	Peter Osterlund
48	Senpai 2.0	-231	100	5.5	11.0	Fabien Letouzey
49	Devre 2.0	-231	100	5.5	11.0	Omer Faruk Tutkun
50	Nirvana 2.5	-268	100	4.5	9.0	Thomas Kolarik
51	Mr Bob 1.1	-314	100	3.5	7.0	Vincent Yu

Download the gauntlet tournament PGN games here.

Stockfish 15.0 vs. Top Chess Engines

Rank	Chess Engine	ELO	Games	Score%	Draw%	Author
1	Stockfish 15.0	552	5000	94.7	10.5	Romstad, Costalba, Kiiski, Linscott
2	Berserk 8.5.1	359	100	25.0	48.0	Jay Honnold
3	Koivisto 8.0	335	100	22.5	45.0	Finn Eggers, Kim Kahre
4	Rubi 20220223	267	100	16.5	33.0	Andreas Matthias
5	Slow Blitz 2.83	261	100	16.0	32.0	Jonathan Kreuzer
6	Pedone 3.1	202	100	12.0	24.0	Fabio Gobbato
7	Caissa 0.5	166	100	10.0	20.0	Michal Witanowski
8	Arasan 23.3	166	100	10.0	20.0	Jon Dart
9	Seer 2.4	135	100	8.5	17.0	McMonigle
10	Clover 3.1	123	100	8.0	16.0	Luca Metehau
11	Komodo 12.1.1	123	100	8.0	14.0	Dailey, Kaufman, Lefler
12	Halogen 10.23	111	100	7.5	13.0	Kieren Pearson
13	Ethereal 13.0	98	100	7.0	14.0	Andrew Grant
14	Rofchade 2.3	98	100	7.0	14.0	Ronald Friederich
15	Igel 3.0.1	84	100	6.5	13.0	Volodymyr Shcherbyna
16	Zahak 9.0	69	100	6.0	12.0	Amanj
17	Coiled 1.1	69	100	6.0	12.0	Oscar Gavira
18	Wasp 5.5	36	100	5.0	10.0	John Stanback
19	Dark Toga 1.1	36	100	5.0	10.0	Dietrich Kappe
20	Minic 3.18	36	100	5.0	10.0	Vivien Clauzon
21	Rebel 14.2	36	100	5.0	10.0	Ed Schroder
22	Combusken 2.0	36	100	5.0	8.0	Marcin Henryk Bartkowiak
23	Black Marlin 5.0	-5	100	4.0	8.0	Doruk S.
24	Schooner 2.2	-30	100	3.5	7.0	Dennis Sceviour
25	Laser 1.7	-30	100	3.5	7.0	Jeffrey An, Michael An
26	Critter 1.6a	-30	100	3.5	7.0	Richard Vida
27	Booot 6.5	-30	100	3.5	7.0	Alex Morozov
28	Velvet 3.3	-30	100	3.5	7.0	Martin Honert
29	Senpai 2.0	-30	100	3.5	7.0	Fabien Letouzey
30	Gull 3.0	-58	100	3.0	6.0	Vadim Demichev
31	Stash 32.0	-58	100	3.0	6.0	Morgan Houppin
32	Defen 2.3	-58	100	3.0	6.0	Can Catin, Dogac Eidenk
33	Andscacs 0.95	-91	100	2.5	5.0	Daniel Jose Queralto
34	Xiphos 0.6	-91	100	2.5	3.0	Milos Tatarevic
35	Little Goliath 3.15.4	-91	100	2.5	5.0	Michael Borgstadt
36	Demolito 2021-10-04	-91	100	2.5	5.0	Lucas Braesch
37	Marvin 5.2	-91	100	2.5	5.0	Martin Danielsson
38	Mr Bob 1.1	-131	100	2.0	4.0	Vincent Yu
39	Danasah 9.0	-131	100	2.0	4.0	Pedro Castro
40	Equinox 3.3	-131	100	2.0	4.0	Colli, Rocchi
41	ICE 4.0	-131	100	2.0	4.0	Thomas Petzke
42	Nirvana 2.5	-131	100	2.0	4.0	Thomas Kolarik
43	Devre 2.0	-182	100	1.5	3.0	Omer Faruk Tutkun
44	Beef 0.3.6	-182	100	1.5	3.0	Jonathan Tseng
45	Weiss 2.0	-182	100	1.5	3.0	LoliSquad
46	Fizbo 2.0	-254	100	1.0	2.0	Youri Matiounine
47	Nemorino 6.0	-254	100	1.0	2.0	Christian Gunther
48	Orion 0.9	-254	100	1.0	2.0	David Carteau
49	Drofa 3.3	-254	100	1.0	2.0	Elliot, Alexander
50	Counter 4.0	-376	100	0.5	1.0	Vadim Chizhov
51	Texel 1.07	-441	100	0.0	0.0	Peter Osterlund

Download the gauntlet tournament PGN games here.

Caissa 0.5 vs. Top Chess Engines

Rank	Chess Engine	ELO	Games	Score%	Draw%	Author
1	Stockfish 15.0	517	100	90.0	20.0	Romstad, Costalba, Kiiski, Linscott
2	Koivisto 8.0	404	100	82.5	33.0	Finn Eggers, Kim Kahre
3	Berserk 8.5.1	329	100	75.5	45.0	Jay Honnold
4	Rubi 20220223	222	100	62.5	61.0	Andreas Matthias
5	Slow Blitz 2.83	189	100	58.0	60.0	Jonathan Kreuzer
6	Arasan 23.3	178	100	56.5	51.0	Jon Dart
7	Seer 2.4	167	100	55.0	60.0	McMonigle
8	Caissa 0.5	132	5000	66.9	38.5	Michal Witanowski
9	Igel 3.0.1	129	100	49.5	55.0	Volodymyr Shcherbyna
10	Pedone 3.1	122	100	48.5	63.0	Fabio Gobbato
11	Ethereal 13.0	118	100	48.0	56.0	Andrew Grant
12	Clover 3.1	111	100	47.0	42.0	Luca Metehau
13	Xiphos 0.6	83	100	43.0	42.0	Milos Tatarevic
14	Komodo 12.1.1	57	100	39.5	49.0	Dailey, Kaufman, Lefler
15	Halogen 10.23	50	100	38.5	53.0	Kieren Pearson
16	Black Marlin 5.0	43	100	37.5	55.0	Doruk S.
17	Schooner 2.2	24	100	35.0	42.0	Dennis Sceviour
18	Velvet 3.3	20	100	34.5	45.0	Martin Honert
19	Wasp 5.5	20	100	34.5	51.0	John Stanback
20	Defen 2.3	16	100	34.0	48.0	Can Catin, Dogac Eidenk
21	Coiled 1.1	12	100	33.5	53.0	Oscar Gavira
22	Rofchade 2.3	8	100	33.0	48.0	Ronald Friederich
23	Combusken 2.0	8	100	33.0	30.0	Marcin Henryk Bartkowiak
24	Minic 3.18	4	100	32.5	47.0	Vivien Clauzon
25	Zahak 9.0	-12	100	30.5	41.0	Amanj
26	Critter 1.6a	-33	100	28.0	34.0	Richard Vida
27	Laser 1.7	-33	100	28.0	38.0	Jeffrey An, Michael An
28	Marvin 5.2	-38	100	27.5	31.0	Martin Danielsson
29	Demolito 2021-10-04	-38	100	27.5	33.0	Lucas Braesch
30	Weiss 2.0	-42	100	27.0	36.0	LoliSquad
31	Stash 32.0	-56	100	25.5	39.0	Morgan Houppin
32	Booot 6.5	-70	100	24.0	38.0	Alex Morozov
33	Equinox 3.3	-80	100	23.0	36.0	Colli, Rocchi
34	Rebel 14.2	-95	100	21.5	27.0	Ed Schroder
35	Fizbo 2.0	-105	100	20.5	33.0	Youri Matiounine
36	Little Goliath 3.15.4	-111	100	20.0	40.0	Michael Borgstadt
37	Gull 3.0	-111	100	20.0	36.0	Vadim Demichev
38	Devre 2.0	-116	100	19.5	27.0	Omer Faruk Tutkun
39	Dark Toga 1.1	-122	100	19.0	34.0	Dietrich Kappe
40	Danasah 9.0	-122	100	19.0	26.0	Pedro Castro
41	Nirvana 2.5	-122	100	19.0	32.0	Thomas Kolarik
42	Andscacs 0.95	-134	100	18.0	34.0	Daniel Jose Queralto
43	Nemorino 6.0	-140	100	17.5	21.0	Christian Gunther
44	Beef 0.3.6	-152	100	16.5	25.0	Jonathan Tseng
45	ICE 4.0	-159	100	16.0	28.0	Thomas Petzke
46	Orion 0.9	-165	100	15.5	29.0	David Carteau
47	Counter 4.0	-172	100	15.0	22.0	Vadim Chizhov
48	Senpai 2.0	-172	100	15.0	20.0	Fabien Letouzey
49	Drofa 3.3	-172	100	15.0	20.0	Elliot, Alexander
50	Texel 1.07	-179	100	14.5	21.0	Peter Osterlund
51	Mr Bob 1.1	-209	100	12.5	17.0	Vincent Yu

Download the gauntlet tournament PGN games here.