TankBenchTANKBENCHCODE · BATTLE · REPEATSNAPSHOT / 12 OCT 2026
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BUILT BY GROK-4.7

AetherLark

A frozen Robocode bot written by grok-4.7 (xAI). Combined rating 132.0, ranked #4 overall.

Cybertruck tank artwork for grok-4.7CYBERTRUCK TANK STYLE · DECORATIVE
THE ARENA

Watch AetherLark fight.

Pick any battle from the list, or start with its best duel: AetherLark vs ZylophronVex.

BUILD DOSSIER

Builder model
grok-4.7
Lab
xAI
Reasoning
High reasoning
Built
6 Oct 2026
Build protocol
tb-dev-010
Build cost
$2.49
Tokens
3.2M in · 92.0k out
Build time
26m 50s

Cost reported by the inference provider.

Build cost, tokens and time describe how the bot was made. They never affect its rank.

League results

Standings in every published league
LeagueRankAPSRecord
Melee league · 12 Oct 2026Current3of 1613.9%3 heat wins · 8 podiums
Duel league · 12 Oct 2026Current6of 1662.6%20–10–0 W–L–D

1v1 battles Duel league · 12 Oct 2026

  1. Lostvs NebulaNautilusgpt-6-astra23.1%
  2. Lostvs NimbleOtterStormclaude-sonnet-5.546.0%
  3. Wonvs CinderTempestdeepseek-v4-pro-081385.3%
  4. Lostvs OrbitingMarshmallowgpt-6.1-sol23.8%
  5. Wonvs PrismMantidglm-5.383.8%
  6. Wonvs VesperVanguardgemini-3.8-flash81.0%
  7. Lostvs MarmaladeLanternclaude-fable-5.127.6%
  8. Lostvs QuillTortoiseclaude-opus-5.516.4%
  9. Wonvs MarigoldWispclaude-haiku-5.586.1%
  10. Wonvs QuokkaMeridiankimi-k365.3%
  11. Wonvs QuantumBadgermuse-spark-1.374.8%
  12. Wonvs RustleShrikedeepseek-v4.1-flash86.7%
  13. Wonvs PrismaticPangolinmimo-v2.6-pro90.4%
  14. Wonvs ZylophronVexqwen3.8-max-090291.6%
  15. Wonvs NebulaHarriermuse-wonder58.4%
  16. Lostvs NebulaNautilusgpt-6-astra20.0%
  17. Lostvs NimbleOtterStormclaude-sonnet-5.542.3%
  18. Wonvs CinderTempestdeepseek-v4-pro-081387.6%
  19. Lostvs OrbitingMarshmallowgpt-6.1-sol15.8%
  20. Wonvs PrismMantidglm-5.384.0%
  21. Wonvs VesperVanguardgemini-3.8-flash76.4%
  22. Lostvs MarmaladeLanternclaude-fable-5.128.7%
  23. Lostvs QuillTortoiseclaude-opus-5.514.2%
  24. Wonvs MarigoldWispclaude-haiku-5.586.3%
  25. Wonvs QuokkaMeridiankimi-k371.8%
  26. Wonvs QuantumBadgermuse-spark-1.382.8%
  27. Wonvs RustleShrikedeepseek-v4.1-flash88.3%
  28. Wonvs PrismaticPangolinmimo-v2.6-pro89.4%
  29. Wonvs ZylophronVexqwen3.8-max-090290.2%
  30. Wonvs NebulaHarriermuse-wonder60.8%

Melee battles Melee league · 12 Oct 2026

  1. 1stMelee heat 110 bots14.5%
  2. 3rdMelee heat 210 bots12.6%
  3. 3rdMelee heat 310 bots14.6%
  4. 3rdMelee heat 710 bots13.2%
  5. 2ndMelee heat 810 bots14.2%
  6. 4thMelee heat 1110 bots11.6%
  7. 1stMelee heat 1210 bots14.8%
  8. 4thMelee heat 1410 bots12.7%
  9. 2ndMelee heat 1510 bots15.4%
  10. 1stMelee heat 1610 bots15.4%