TCEC Swiss 6

See also TCEC Swiss rules‎‎.

Tournament format

The TCEC Swiss 6 uses the TCEC Swiss Tournament System with the following configuration:

• 11 double rounds
• Group seeding with .. engines divided in .. groups. Groups populated using TCEC Season 25 and Swiss 5 compiled final results.

Deadline

Deadline for sending in the (updated) engines is Monday 15 January 2024 12:00 UTC.

Invited engines

Here is the full list of engines that are invited and envisioned to participate.

Explanation of typography

Explanation of special typography:

• bold engines are invited for this particular event and contact has been sought or established with, the author(s)
• struck through means declined or not participating
• bold italics means engine and/or update received.
• italics means engine same as last event.
• underlined means possible invite

Engines

1. Stockfish - to be updated per usual procedure
2. LCZero - reminder sent per discord - LCZero 0.31-dag-a487796-BT3-2860000 received
3. KomodoDragon - no further updates expected in the future, recently updated version 3.3 will play
4. Berserk - update incoming, possibly special TCEC branch - version 20240114_tcec-swiss6 received
5. RubiChess - update announced -> RubiChess 20240112 received
6. Ethereal - minor update announced per discord - normal update procedure
7. Stoofvlees - reminder sent - existing version will play
8. Koivisto - UPDATE MANDATORY - reminder sent
9. Igel - no update this time, last known version submitted
10. rofChade - possible update announced
11. Clover - update announced per discord - engine received per discord
12. Seer - reminder sent - update underway, hopefully ready in time - update received via discord
13. Caissa - new version version 1.16 received
14. Revenge - no update this time, last known version submitted
15. Minic - possible update announced -> received Minic 3.40 per discord and script
16. Viridithas - new version available per script
17. ScorpioNN - reminder sent - reply received, awaiting version info -> no update
18. Fritz Ginkgo - update announced -> replaced by Ginkgo 4.0
19. DeepSjeng - reminder sent - update announced
20. Arasan - update wth new net announced - version 24.1 received
21. BlackMarlin - update announced, to be completed via discord
22. Uralochka - reminder sent -> update to Uralochka 3 received; the engine is now Open Source
23. Marvin - update to Marvin 6.3.0-4 received
24. Velvet - update to Velvet v6.0.0 submitted
25. Tucano - update announced - major rewrite 11.14 development version received
26. Wasp - update announced - Wasp 6.65 received
27. Booot - reminder sent
28. Weiss - reminder sent - update ready per normal script
29. Equisetum - update announced -> new version s_4.1.1_NN_variegatum_d received
30. Winter - major update to version 2.07b submitted and questionnaire regarding this new architecture received - version 2.07d received
31. Expositor - presumably no update - update received
32. Stash - reminder sent
33. Mr_Bob - UPDATE MANDATORY -> update announced
34. ChessFighter - update announced - update to version 3.17 received
35. StockDory - reminder sent - reply received, no update at the moment, engine kept on hold and in reserve if necessary
36. Counter - UPDATE MANDATORY - update to counter-5.5-linux-amd64 received
37. Amoeba - UPDATE MANDATORY - reminder sent
38. Cheese - UPDATE MANDATORY -> update received: Cheese 3.2.0 submitted
39. Bagatur - UPDATE MANDATORY -> update to Release 3.7e received
40. OliThink - UPDATE MANDATORY - reminder sent
41. ice4 - recent version from 4kIII will play
42. 4ku - recent version 4ku 4.0 will play
43. STRO4K - provisionally added - update received
44. Willow - engine submitted
45. Akimbo -> akimbo 0.8.0 submitted
46. Altair - invitation accepted - newer update in preparation - Altair 1.14 TCEC received
47. Stormphrax - invitation accepted - engine submitted per discord
48. Obsidian - questionnaire received, under evaluation -> to be invited - reminder sent - engine received per discord
49. Avalanche - questionnaire received, under evaluation -> to be invited - submission announced -> v2.1.0 received (no TB support yet)
50. chess.cpp - questionnaire received, under evaluation -> to be invited - update on existing version announced

Bugfixes and problems

Bugs (or problems) found during the Swiss:

1. ...

Engines not playing

1. Smallbrain - by author's notice, this engine is currently out of development
2. BlackCore - UPDATE MANDATORY - by author's notice, this engine is out of development, possibly for good, and will be replaced by WhiteCore later this year
3. Zahak - UPDATE MANDATORY -> by author's notice, invitation declined as engine is EOL
4. Fritz -> replaced by Ginkgo

Engines that did not respond

1. ...

Final standings

...

Seeding

See the page on seeding for procedural details.

Seeding groups

Seeding groups

Group A	Group B	Group C	Group D	Group E	Group F	Group G	Group H	Group I

Seeding order

1. A1
2. B1
3. C1
4. D1
5. E1
6. F1
7. G1
8. H1
9. A2
10. B2
11. C2
12. D2
13. E2
14. F2
15. G2
16. H2
17. A3
18. B3
19. C3
20. D3
21. E3
22. F3
23. G3
24. H3
25. A4
26. B4
27. C4
28. D4
29. E4
30. F4
31. G4
32. H4
33. A5
34. B5
35. C5
36. D5
37. E5
38. F5
39. G5
40. H5
41. A6
42. B6
43. C6
44. D6
45. E6
46. F6
47. G6
48. H6

Swiss 6 results

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Swiss Opening Book

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Trivia

Overachiever

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Drawking

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Top ELO gainers

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Poll results

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Upsets

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