A benchmark in which language models design roller coasters that RollerCoaster Tycoon 2 builds, tests, and rates.
{"dir":1,"ride_type":51,"x":60,"y":60}{"cursor":{"bank":0,"dir":1,"slope":0,"x":60,"y":60,"z":112},"ride_id":0}
{"pieces":[]}
{"pieces":[]}
{"pieces":[]}
{"pieces":[]}
{"pieces":[]}
{"pieces":[]}
{"pieces":[]}
{"pieces":[]}
{"pieces":[]}
{"piece":"begin_station"}{"circuit_closed":false,"cost":900,"cursor":{"bank":0,"dir":1,"slope":0,"x":60,"y":61,"z":112},"pieces_placed":1,"placed":"begin_station"}
{"piece":"middle_station"}{"circuit_closed":false,"cost":900,"cursor":{"bank":0,"dir":1,"slope":0,"x":60,"y":62,"z":112},"pieces_placed":2,"placed":"middle_station"}
{"piece":"end_station"}{"circuit_closed":false,"cost":925,"cursor":{"bank":0,"dir":1,"slope":0,"x":60,"y":63,"z":112},"pieces_placed":3,"placed":"end_station"}
{"chain":true,"piece":"up_25"}
{"cursor":{"bank":0,"dir":1,"slope":0,"x":60,"y":63,"z":112},"valid_pieces":["flat","end_station","begin_station","middle_station","flat_to_up_25","flat_to_down_25","left_turn_5","right_turn_5","flat_to_left_bank","flat_to_right_bank","s_bend_left","s_bend_right","left_turn_3","right_turn_3","left_corkscrew_up","right_corkscrew_up","flat_to_up_60","brakes","booster"]}
{"piece":"flat_to_up_25"}{"circuit_closed":false,"cost":725,"cursor":{"bank":0,"dir":1,"slope":2,"x":60,"y":64,"z":120},"pieces_placed":4,"placed":"flat_to_up_25"}
{"chain":true,"piece":"up_25"}{"circuit_closed":false,"cost":806,"cursor":{"bank":0,"dir":1,"slope":2,"x":60,"y":65,"z":136},"pieces_placed":5,"placed":"up_25"}
{"pieces":[]}
{"pieces":[]}
{"pieces":[]}
{"pieces":[]}
{"pieces":[]}
{"pieces":[]}
{"chain":true,"piece":"up_25"}{"circuit_closed":false,"cost":856,"cursor":{"bank":0,"dir":1,"slope":2,"x":60,"y":66,"z":152},"pieces_placed":6,"placed":"up_25"}
{"chain":true,"piece":"up_25"}{"circuit_closed":false,"cost":906,"cursor":{"bank":0,"dir":1,"slope":2,"x":60,"y":67,"z":168},"pieces_placed":7,"placed":"up_25"}
{"chain":true,"piece":"up_25"}{"circuit_closed":false,"cost":956,"cursor":{"bank":0,"dir":1,"slope":2,"x":60,"y":68,"z":184},"pieces_placed":8,"placed":"up_25"}
{"cursor":{"bank":0,"dir":1,"slope":2,"x":60,"y":68,"z":184},"valid_pieces":["up_25","up_25_to_up_60","up_25_to_flat","up_25_to_left_bank","up_25_to_right_bank","left_turn_5_up_25","right_turn_5_up_25","left_vertical_loop","right_vertical_loop","left_turn_3_up_25","right_turn_3_up_25","half_loop_up"]}
{"piece":"left_vertical_loop"}{"circuit_closed":false,"cost":7800,"cursor":{"bank":0,"dir":1,"slope":6,"x":59,"y":70,"z":184},"pieces_placed":9,"placed":"left_vertical_loop"}
{"cursor":{"bank":0,"dir":1,"slope":6,"x":59,"y":70,"z":184},"valid_pieces":["down_25","down_25_to_down_60","down_25_to_flat","down_25_to_left_bank","down_25_to_right_bank","left_turn_5_down_25","right_turn_5_down_25","left_turn_3_down_25","right_turn_3_down_25"]}
{"piece":"down_25"}{"circuit_closed":false,"cost":931,"cursor":{"bank":0,"dir":1,"slope":6,"x":59,"y":71,"z":168},"pieces_placed":10,"placed":"down_25"}
{"piece":"down_25"}{"circuit_closed":false,"cost":931,"cursor":{"bank":0,"dir":1,"slope":6,"x":59,"y":72,"z":152},"pieces_placed":11,"placed":"down_25"}
{"piece":"down_25"}{"circuit_closed":false,"cost":906,"cursor":{"bank":0,"dir":1,"slope":6,"x":59,"y":73,"z":136},"pieces_placed":12,"placed":"down_25"}
{"piece":"down_25"}{"circuit_closed":false,"cost":881,"cursor":{"bank":0,"dir":1,"slope":6,"x":59,"y":74,"z":120},"pieces_placed":13,"placed":"down_25"}
{"piece":"down_25_to_flat"}{"circuit_closed":false,"cost":800,"cursor":{"bank":0,"dir":1,"slope":0,"x":59,"y":75,"z":112},"pieces_placed":14,"placed":"down_25_to_flat"}
{"demolished":0}
{"dir":1,"ride_type":51,"x":60,"y":60}{"cursor":{"bank":0,"dir":1,"slope":0,"x":60,"y":60,"z":112},"ride_id":0}
{"piece":"begin_station"}{"circuit_closed":false,"cost":900,"cursor":{"bank":0,"dir":1,"slope":0,"x":60,"y":61,"z":112},"pieces_placed":1,"placed":"begin_station"}
{"piece":"middle_station"}{"circuit_closed":false,"cost":900,"cursor":{"bank":0,"dir":1,"slope":0,"x":60,"y":62,"z":112},"pieces_placed":2,"placed":"middle_station"}
{"piece":"end_station"}{"circuit_closed":false,"cost":925,"cursor":{"bank":0,"dir":1,"slope":0,"x":60,"y":63,"z":112},"pieces_placed":3,"placed":"end_station"}
{"piece":"flat_to_up_25"}{"circuit_closed":false,"cost":725,"cursor":{"bank":0,"dir":1,"slope":2,"x":60,"y":64,"z":120},"pieces_placed":4,"placed":"flat_to_up_25"}
{"chain":true,"piece":"up_25"}{"circuit_closed":false,"cost":806,"cursor":{"bank":0,"dir":1,"slope":2,"x":60,"y":65,"z":136},"pieces_placed":5,"placed":"up_25"}
{"chain":true,"piece":"up_25"}{"circuit_closed":false,"cost":856,"cursor":{"bank":0,"dir":1,"slope":2,"x":60,"y":66,"z":152},"pieces_placed":6,"placed":"up_25"}
{"chain":true,"piece":"up_25"}{"circuit_closed":false,"cost":906,"cursor":{"bank":0,"dir":1,"slope":2,"x":60,"y":67,"z":168},"pieces_placed":7,"placed":"up_25"}
{"chain":true,"piece":"up_25"}{"circuit_closed":false,"cost":956,"cursor":{"bank":0,"dir":1,"slope":2,"x":60,"y":68,"z":184},"pieces_placed":8,"placed":"up_25"}
{"piece":"left_vertical_loop"}{"circuit_closed":false,"cost":7800,"cursor":{"bank":0,"dir":1,"slope":6,"x":59,"y":70,"z":184},"pieces_placed":9,"placed":"left_vertical_loop"}
{"piece":"down_25"}{"circuit_closed":false,"cost":931,"cursor":{"bank":0,"dir":1,"slope":6,"x":59,"y":71,"z":168},"pieces_placed":10,"placed":"down_25"}
{"piece":"down_25"}{"circuit_closed":false,"cost":931,"cursor":{"bank":0,"dir":1,"slope":6,"x":59,"y":72,"z":152},"pieces_placed":11,"placed":"down_25"}
{"piece":"down_25"}{"circuit_closed":false,"cost":906,"cursor":{"bank":0,"dir":1,"slope":6,"x":59,"y":73,"z":136},"pieces_placed":12,"placed":"down_25"}
{"piece":"down_25"}{"circuit_closed":false,"cost":881,"cursor":{"bank":0,"dir":1,"slope":6,"x":59,"y":74,"z":120},"pieces_placed":13,"placed":"down_25"}
{"piece":"down_25_to_flat"}{"circuit_closed":false,"cost":800,"cursor":{"bank":0,"dir":1,"slope":0,"x":59,"y":75,"z":112},"pieces_placed":14,"placed":"down_25_to_flat"}
{"dir":1}{"deltas":[{"bank_out":0,"dir_out":1,"dx_tiles":0,"dy_tiles":1,"dz":0,"piece":"flat","slope_out":0},{"bank_out":0,"dir_out":1,"dx_tiles":0,"dy_tiles":1,"dz":0,"piece":"end_station","slope_out":0},{"bank_out":0,"dir_out":1,"dx_tiles":0,"dy_tiles":1,"dz":0,"piece":"begin_station","slope_out":0},{"bank_out":0,"dir_out":1,"dx_tiles":0,"dy_tiles":1,"dz":0,"piece":"middle_station","slope_out":0},{"bank_out":0,"dir_out":1,"dx_tiles":0,"dy_tiles":1,"dz":16,"piece":"up_25","slope_out":2},{"bank_out":0,"dir_out":1,"dx_tiles":0,"dy_tiles":1,"dz":64,"piece":"up_60","slope_out":4},{"bank_out":0,"dir_out":1,"dx_tiles":0,"dy_tiles":1,"dz":8,"piece":"flat_to_up_25","slope_out":2},{"bank_out":0,"dir_out":1,"dx_tiles":0,"dy_tiles":1,"dz":32,"piece":"up_25_to_up_60","slope_out":4},{"bank_out":0,"dir_out":1,"dx_tiles":0,"dy_tiles":1,"dz":32,"piece":"up_60_to_up_25","slope_out":2},{"bank_out":0,"dir_out":1,"dx_tiles":0,"dy_tiles":1,"dz":8,"piece":"up_25_to_flat","slope_out":0},{"bank_out":0,"dir_out":1,"dx_tiles":0,"dy_tiles":1,"dz":-16,"piece":"down_25","slope_out":6},{"bank_out":0,"dir_out":1,"dx_tiles":0,"dy_tiles":1,"dz":-64,"piece":"down_60","slope_out":8},{"bank_out":0,"dir_out":1,"dx_tiles":0,"d… (7346 chars)
{"dir":2}{"deltas":[{"bank_out":0,"dir_out":2,"dx_tiles":1,"dy_tiles":0,"dz":0,"piece":"flat","slope_out":0},{"bank_out":0,"dir_out":2,"dx_tiles":1,"dy_tiles":0,"dz":0,"piece":"end_station","slope_out":0},{"bank_out":0,"dir_out":2,"dx_tiles":1,"dy_tiles":0,"dz":0,"piece":"begin_station","slope_out":0},{"bank_out":0,"dir_out":2,"dx_tiles":1,"dy_tiles":0,"dz":0,"piece":"middle_station","slope_out":0},{"bank_out":0,"dir_out":2,"dx_tiles":1,"dy_tiles":0,"dz":16,"piece":"up_25","slope_out":2},{"bank_out":0,"dir_out":2,"dx_tiles":1,"dy_tiles":0,"dz":64,"piece":"up_60","slope_out":4},{"bank_out":0,"dir_out":2,"dx_tiles":1,"dy_tiles":0,"dz":8,"piece":"flat_to_up_25","slope_out":2},{"bank_out":0,"dir_out":2,"dx_tiles":1,"dy_tiles":0,"dz":32,"piece":"up_25_to_up_60","slope_out":4},{"bank_out":0,"dir_out":2,"dx_tiles":1,"dy_tiles":0,"dz":32,"piece":"up_60_to_up_25","slope_out":2},{"bank_out":0,"dir_out":2,"dx_tiles":1,"dy_tiles":0,"dz":8,"piece":"up_25_to_flat","slope_out":0},{"bank_out":0,"dir_out":2,"dx_tiles":1,"dy_tiles":0,"dz":-16,"piece":"down_25","slope_out":6},{"bank_out":0,"dir_out":2,"dx_tiles":1,"dy_tiles":0,"dz":-64,"piece":"down_60","slope_out":8},{"bank_out":0,"dir_out":2,"dx_tiles":1,"d… (7346 chars)
{"piece":"right_turn_5"}{"circuit_closed":false,"cost":3231,"cursor":{"bank":0,"dir":2,"slope":0,"x":62,"y":77,"z":112},"pieces_placed":15,"placed":"right_turn_5"}
{"piece":"right_turn_5"}{"circuit_closed":false,"cost":3231,"cursor":{"bank":0,"dir":3,"slope":0,"x":64,"y":74,"z":112},"pieces_placed":16,"placed":"right_turn_5"}
{"piece":"flat"}{"circuit_closed":false,"cost":750,"cursor":{"bank":0,"dir":3,"slope":0,"x":64,"y":73,"z":112},"pieces_placed":17,"placed":"flat"}
{"piece":"flat"}{"circuit_closed":false,"cost":750,"cursor":{"bank":0,"dir":3,"slope":0,"x":64,"y":72,"z":112},"pieces_placed":18,"placed":"flat"}
{"circuit_closed":false,"cursor":{"bank":0,"dir":3,"slope":0,"x":64,"y":72,"z":112},"finalized":false,"pieces_placed":18,"placed_pieces":["begin_station","middle_station","end_station","flat_to_up_25",{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},{"chain":true,"t":"up_25"},"left_vertical_loop","down_25","down_25","down_25","down_25","down_25_to_flat","right_turn_5","right_turn_5","flat","flat"],"ride_id":0,"start":{"bank":0,"dir":1,"slope":0,"x":60,"y":60,"z":112},"total_cost":27185}
{"pieces":[]}
{"piece":"flat"}{"circuit_closed":false,"cost":750,"cursor":{"bank":0,"dir":3,"slope":0,"x":64,"y":71,"z":112},"pieces_placed":19,"placed":"flat"}
{"pieces":[]}
{"pieces":[]}
{"piece":"flat"}{"circuit_closed":false,"cost":750,"cursor":{"bank":0,"dir":3,"slope":0,"x":64,"y":70,"z":112},"pieces_placed":20,"placed":"flat"}
{"piece":"flat"}{"circuit_closed":false,"cost":725,"cursor":{"bank":0,"dir":3,"slope":0,"x":64,"y":69,"z":112},"pieces_placed":21,"placed":"flat"}
{"piece":"flat"}{"circuit_closed":false,"cost":725,"cursor":{"bank":0,"dir":3,"slope":0,"x":64,"y":68,"z":112},"pieces_placed":22,"placed":"flat"}
{"piece":"flat"}{"circuit_closed":false,"cost":750,"cursor":{"bank":0,"dir":3,"slope":0,"x":64,"y":67,"z":112},"pieces_placed":23,"placed":"flat"}
{"piece":"flat"}{"circuit_closed":false,"cost":750,"cursor":{"bank":0,"dir":3,"slope":0,"x":64,"y":66,"z":112},"pieces_placed":24,"placed":"flat"}
{"piece":"flat"}{"circuit_closed":false,"cost":750,"cursor":{"bank":0,"dir":3,"slope":0,"x":64,"y":65,"z":112},"pieces_placed":25,"placed":"flat"}
{"piece":"flat"}{"circuit_closed":false,"cost":725,"cursor":{"bank":0,"dir":3,"slope":0,"x":64,"y":64,"z":112},"pieces_placed":26,"placed":"flat"}
{"piece":"flat"}{"circuit_closed":false,"cost":700,"cursor":{"bank":0,"dir":3,"slope":0,"x":64,"y":63,"z":112},"pieces_placed":27,"placed":"flat"}
{"dir":3}{"deltas":[{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":0,"piece":"flat","slope_out":0},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":0,"piece":"end_station","slope_out":0},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":0,"piece":"begin_station","slope_out":0},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":0,"piece":"middle_station","slope_out":0},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":16,"piece":"up_25","slope_out":2},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":64,"piece":"up_60","slope_out":4},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":8,"piece":"flat_to_up_25","slope_out":2},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":32,"piece":"up_25_to_up_60","slope_out":4},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":32,"piece":"up_60_to_up_25","slope_out":2},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":8,"piece":"up_25_to_flat","slope_out":0},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":-16,"piece":"down_25","slope_out":6},{"bank_out":0,"dir_out":3,"dx_tiles":0,"dy_tiles":-1,"dz":-64,"piece":"down_60","slope_out":8},{"bank_out":0,"dir_out":3,"dx… (7397 chars)
{"piece":"flat"}{"circuit_closed":false,"cost":675,"cursor":{"bank":0,"dir":3,"slope":0,"x":64,"y":62,"z":112},"pieces_placed":28,"placed":"flat"}
{"piece":"flat"}{"circuit_closed":false,"cost":650,"cursor":{"bank":0,"dir":3,"slope":0,"x":64,"y":61,"z":112},"pieces_placed":29,"placed":"flat"}
{"piece":"flat"}{"circuit_closed":false,"cost":625,"cursor":{"bank":0,"dir":3,"slope":0,"x":64,"y":60,"z":112},"pieces_placed":30,"placed":"flat"}
{"ticks":25000}
Built steel twist (ride51) at (60,60) with station, chain climb, vertical loop, and return leg; circuit not closed before timeout, so no score banked this round. Best untested layout featured a loop and descent aiming for excitement near8-9 with intensity kept under10.
← openrouter_thinkingmachines_inkling-small · 20260801-inkling-small-design · all runs