run 20260428T212455Z-cae1

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 type: map, expected u64 at line 98 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-4o-mini",
  "max_tokens": 8000,
  "system_chars": 1632,
  "user_chars": 302
}

What the model built

.vcad source

{
  "version": "0.1",
  "nodes": {
    "1": {
      "id": 1,
      "name": "Plate",
      "op": {
        "type": "Cube",
        "size": {
          "x": 50,
          "y": 30,
          "z": 10
        }
      }
    },
    "2": {
      "id": 2,
      "name": "Hole1",
      "op": {
        "type": "Cylinder",
        "radius": 1.5,
        "height": 10,
        "segments": 32
      }
    },
    "3": {
      "id": 3,
      "name": "Hole2",
      "op": {
        "type": "Translate",
        "child": 2,
        "offset": {
          "x": 20,
          "y": 15,
          "z": 0
        }
      }
    },
    "4": {
      "id": 4,
      "name": "Hole3",
      "op": {
        "type": "Translate",
        "child": 2,
        "offset": {
          "x": -20,
          "y": 15,
          "z": 0
        }
      }
    },
    "5": {
      "id": 5,
      "name": "Hole4",
      "op": {
        "type": "Translate",
        "child": 2,
        "offset": {
          "x": 20,
          "y": -15,
          "z": 0
        }
      }
    },
    "6": {
      "id": 6,
      "name": "Hole5",
      "op": {
        "type": "Translate",
        "child": 2,
        "offset": {
          "x": -20,
          "y": -15,
          "z": 0
        }
      }
    },
    "7": {
      "id": 7,
      "name": "PlateWithHoles",
      "op": {
        "type": "Difference",
        "left": 1,
        "right": {
          "type": "Union",
          "left": 3,
          "right": {
            "type": "Union",
            "left": 4,
            "right": {
              "type": "Union",
              "left": 5,
              "right": 6
            }
          }
        }
      }
    }
  },
  "materials": {},
  "part_materials": {},
  "roots": [{
    "root": 7,
    "material": "default"
  }]
}

generated 2026-06-19T01:47:55.340Z · static site, regenerate with npm run build -w @mecheval/leaderboard