run 20260428T212655Z-e0fb

Summary

Prompt

Make a 50mm × 30mm × 10mm rectangular plate. Center it in X and Y, with the bottom face on the XY plane (z = 0 to z = 10). Drill four cylindrical through-holes of diameter 3mm, axes parallel to Z, positioned 5mm in from each corner of the top face.

Checks

params: {
  "type": "valid_solid"
}

details: {
  "error": "parse: Invalid JSON vcad file: invalid value: expected key to be a number in quotes at line 4 column 5",
  "reason": "fatal evaluation error"
}

params: {
  "type": "bbox",
  "min": [
    -25,
    -15,
    0
  ],
  "max": [
    25,
    15,
    10
  ],
  "tolerance_mm": 0.1
}

details: {
  "reason": "no valid solid to measure"
}

params: {
  "type": "mass_props",
  "volume_mm3": 14717.3,
  "tolerance_pct": 0.5
}

details: {
  "reason": "no valid solid to measure"
}

params: {
  "type": "hole_count",
  "diameter_mm": 3,
  "expected": 4,
  "diameter_tolerance_mm": 0.05
}

details: {
  "actual": 0,
  "diameter_mm": 3,
  "diameter_tolerance_mm": 0.05,
  "expected": 4,
  "found": []
}

params: {
  "type": "hole_positions",
  "diameter_mm": 3,
  "positions": [
    [
      20,
      10,
      0
    ],
    [
      -20,
      10,
      0
    ],
    [
      -20,
      -10,
      0
    ],
    [
      20,
      -10,
      0
    ]
  ],
  "tolerance_mm": 0.1
}

details: {
  "diameter_mm": 3,
  "per_expected": [
    {
      "pass": false,
      "reason": "no candidate cylindrical feature of this diameter remained unmatched",
      "spec_xy": [
        20,
        10
      ]
    },
    {
      "pass": false,
      "reason": "no candidate cylindrical feature of this diameter remained unmatched",
      "spec_xy": [
        -20,
        10
      ]
    },
    {
      "pass": false,
      "reason": "no candidate cylindrical feature of this diameter remained unmatched",
      "spec_xy": [
        -20,
        -10
      ]
    },
    {
      "pass": false,
      "reason": "no candidate cylindrical feature of this diameter remained unmatched",
      "spec_xy": [
        20,
        -10
      ]
    }
  ],
  "tolerance_mm": 0.1,
  "unmatched_extras": []
}

params: {
  "type": "step_roundtrip",
  "tolerance_pct": 0.1
}

details: {
  "reason": "no valid solid to round-trip"
}

Tool calls

{
  "model": "gpt-5-mini",
  "max_tokens": 8000,
  "system_chars": 1632,
  "user_chars": 302
}

What the model built

.vcad source

{
  "version": "0.1",
  "nodes": {
    "cube_raw": {
      "id": "cube_raw",
      "name": "plate_cube_raw",
      "op": {
        "type": "Cube",
        "size": {
          "x": 50,
          "y": 30,
          "z": 10
        }
      }
    },
    "plate": {
      "id": "plate",
      "name": "plate_centered_xy",
      "op": {
        "type": "Translate",
        "child": "cube_raw",
        "offset": {
          "x": -25,
          "y": -15,
          "z": 0
        }
      }
    },
    "hole1": {
      "id": "hole1",
      "name": "hole_20_10",
      "op": {
        "type": "Translate",
        "child": "cyl_hole_1",
        "offset": {
          "x": 20,
          "y": 10,
          "z": 0
        }
      }
    },
    "cyl_hole_1": {
      "id": "cyl_hole_1",
      "name": "cyl_hole_radius_1p5",
      "op": {
        "type": "Cylinder",
        "radius": 1.5,
        "height": 10,
        "segments": 32
      }
    },
    "hole2": {
      "id": "hole2",
      "name": "hole_minus20_10",
      "op": {
        "type": "Translate",
        "child": "cyl_hole_2",
        "offset": {
          "x": -20,
          "y": 10,
          "z": 0
        }
      }
    },
    "cyl_hole_2": {
      "id": "cyl_hole_2",
      "name": "cyl_hole_radius_1p5_b",
      "op": {
        "type": "Cylinder",
        "radius": 1.5,
        "height": 10,
        "segments": 32
      }
    },
    "hole3": {
      "id": "hole3",
      "name": "hole_20_minus10",
      "op": {
        "type": "Translate",
        "child": "cyl_hole_3",
        "offset": {
          "x": 20,
          "y": -10,
          "z": 0
        }
      }
    },
    "cyl_hole_3": {
      "id": "cyl_hole_3",
      "name": "cyl_hole_radius_1p5_c",
      "op": {
        "type": "Cylinder",
        "radius": 1.5,
        "height": 10,
        "segments": 32
      }
    },
    "hole4": {
      "id": "hole4",
      "name": "hole_minus20_minus10",
      "op": {
        "type": "Translate",
        "child": "cyl_hole_4",
        "offset": {
          "x": -20,
          "y": -10,
          "z": 0
        }
      }
    },
    "cyl_hole_4": {
      "id": "cyl_hole_4",
      "name": "cyl_hole_radius_1p5_d",
      "op": {
        "type": "Cylinder",
        "radius": 1.5,
        "height": 10,
        "segments": 32
      }
    },
    "union12": {
      "id": "union12",
      "name": "union_hole1_hole2",
      "op": {
        "type": "Union",
        "left": "hole1",
        "right": "hole2"
      }
    },
    "union123": {
      "id": "union123",
      "name": "union_12_3",
      "op": {
        "type": "Union",
        "left": "union12",
        "right": "hole3"
      }
    },
    "union_all": {
      "id": "union_all",
      "name": "union_all_holes",
      "op": {
        "type": "Union",
        "left": "union123",
        "right": "hole4"
      }
    },
    "plate_with_holes": {
      "id": "plate_with_holes",
      "name": "plate_final_with_4_holes",
      "op": {
        "type": "Difference",
        "left": "plate",
        "right": "union_all"
      }
    }
  },
  "materials": {},
  "part_materials": {},
  "roots": [
    {
      "root": "plate_with_holes",
      "material": "default"
    }
  ]
}

generated 2026-06-19T01:47:55.349Z · static site, regenerate with npm run build -w @mecheval/leaderboard