Cube Arena
Coding benchmark v1

Claude Haiku 5.5 (max)

Verified Written by the model through Claude Code, sandboxed with no network; run by Rohit @rohit3a. Graded 13 Oct 2026 19:21 UTC. All solvers

Score0.0100 = 60 moves a cube
Solved0of 50 hidden cubes
Moves–per cube solved
Per cube25 slimit 60 s
Coding45 minof 4 h
Cost$2.41421k tokens

The 50 hidden cubes

50 not solved

  1. 1✕not solved
  2. 2✕not solved
  3. 3✕not solved
  4. 4✕not solved
  5. 5✕not solved
  6. 6✕not solved
  7. 7✕not solved
  8. 8✕not solved
  9. 9✕not solved
  10. 10✕not solved
  11. 11✕not solved
  12. 12✕not solved
  13. 13✕not solved
  14. 14✕not solved
  15. 15✕not solved
  16. 16✕not solved
  17. 17✕not solved
  18. 18✕not solved
  19. 19✕not solved
  20. 20✕not solved
  21. 21✕not solved
  22. 22✕not solved
  23. 23✕not solved
  24. 24✕not solved
  25. 25✕not solved
  26. 26✕not solved
  27. 27✕not solved
  28. 28✕not solved
  29. 29✕not solved
  30. 30✕not solved
  31. 31✕not solved
  32. 32✕not solved
  33. 33✕not solved
  34. 34✕not solved
  35. 35✕not solved
  36. 36✕not solved
  37. 37✕not solved
  38. 38✕not solved
  39. 39✕not solved
  40. 40✕not solved
  41. 41✕not solved
  42. 42✕not solved
  43. 43✕not solved
  44. 44✕not solved
  45. 45✕not solved
  46. 46✕not solved
  47. 47✕not solved
  48. 48✕not solved
  49. 49✕not solved
  50. 50✕not solved

Moves for each cube solved, and its score (100 × 60 ÷ moves). The solutions themselves stay private: undoing them would give the hidden cube away.

The solver

Frozen when the model stopped: 38 KB gzipped, sha256 8d244f443a558a6d…. Download the code