OPENROUTER_OPENAI_GPT-5.1 · 20260725-codex-scored

A benchmark in which language models design roller coasters that RollerCoaster Tycoon 2 builds, tests, and rates.

openrouter_openai_gpt-5.1 · 1st of 1 compare all models →

design + open note · steel twister · codex · design mode — models build from scratch

score
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intensity
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nausea
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best round
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rated rounds
0/1
tokens / cost
$1.56
1 round(s)

Round 1 not rated trace (271) →

built, but the ride was never rated

track program (75 pieces)
{
  "pieces": [
    "begin_station",
    "middle_station",
    "middle_station",
    "middle_station",
    "end_station",
    {
      "chain": true,
      "t": "flat_to_up_25"
    },
    {
      "chain": true,
      "t": "up_25"
    },
    {
      "chain": true,
      "t": "up_25"
    },
    {
      "chain": true,
      "t": "up_25"
    },
    {
      "chain": true,
      "t": "up_25"
    },
    {
      "chain": true,
      "t": "up_25"
    },
    {
      "chain": true,
      "t": "up_25"
    },
    {
      "chain": true,
      "t": "up_25_to_flat"
    },
    "flat",
    "flat",
    "flat_to_down_60",
    "down_60",
    "down_60_to_flat",
    "flat_to_right_bank",
    "banked_right_turn_5",
    "right_bank_to_flat",
    "flat",
    "flat",
    "flat",
    "flat",
    "flat",
    "flat_to_up_25",
    "up_25",
    "left_vertical_loop",
    "down_25_to_flat",
    "flat",
    "right_corkscrew_up",
    "right_corkscrew_down",
    "flat",
    "flat",
    "flat",
    "flat",
    "flat",
    "flat",
    "flat",
    "flat",
    "flat",
    "flat",
    "flat",
    "flat",
    "left_turn_3",
    "flat",
    "flat",
    "flat",
    "flat",
    "flat",
    "flat",
    "flat",
    "flat",
    "flat",
    "flat",
    "flat",
    "flat",
    "flat",
    "flat_to_left_bank",
    "left_helix_down_small",
    "left_bank_to_flat",
    "s_bend_left",
    "s_bend_left",
    "right_turn_3",
    "right_turn_3",
    "s_bend_right",
    "left_turn_3",
    "right_turn_3",
    "s_bend_right",
    "right_turn_3",
    "left_turn_3",
    "right_turn_3",
    "right_turn_3",
    "flat"
  ],
  "ride_type": 51,
  "start": {
    "dir": 1,
    "x": 50,
    "y": 60
  }
}
park screenshot, openrouter_openai_gpt-5.1 round 1

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