← mecheval / run / a2-bolt-circle-block-01 / openai-direct-gpt-4o-mini / 20260428T213455Z-a3cf

run 20260428T213455Z-a3cf

a2-bolt-circle-block-01 · openai-direct-gpt-4o-mini

Summary

statusfail
score0.00 (0/6)
submissionself-run
modelopenai-direct-gpt-4o-mini (openai)
started2026-04-28T21:34:55.164Z
ended2026-04-28T21:35:14.864Z
tokens621 in · 1,019 out · 1,640 total
wallclock19.7s
tool calls1
task hash5478fe0e89d6ecbb…
vcad hashb81db679a4026eb3…

Prompt

Make a square block 60mm × 60mm × 10mm. Center it in X and Y, with the bottom face on the XY plane (z = 0 to z = 10). Drill eight through-holes of diameter 5mm, axes parallel to Z, on a bolt circle of radius 20mm centered on the Z axis. Holes are evenly spaced every 45 degrees, with the first hole on the +X axis. Output a single solid.

Checks

0
valid_solid
fail
solid invalid
params + details
params: {
  "type": "valid_solid"
}

details: {
  "error": "parse: Invalid JSON vcad file: invalid type: string \"1\", expected u64 at line 5 column 15",
  "reason": "fatal evaluation error"
}
1
bbox
fail
? off by 0.00mm
params + details
params: {
  "type": "bbox",
  "min": [
    -30,
    -30,
    0
  ],
  "max": [
    30,
    30,
    10
  ],
  "tolerance_mm": 0.1
}

details: {
  "reason": "no valid solid to measure"
}
2
mass_props
fail
mass props off
params + details
params: {
  "type": "mass_props",
  "volume_mm3": 34429.2,
  "tolerance_pct": 0.5
}

details: {
  "reason": "no valid solid to measure"
}
3
hole_count
fail
found 0/8 holes of ⌀5mm
params + details
params: {
  "type": "hole_count",
  "diameter_mm": 5,
  "expected": 8,
  "diameter_tolerance_mm": 0.05
}

details: {
  "actual": 0,
  "diameter_mm": 5,
  "diameter_tolerance_mm": 0.05,
  "expected": 8,
  "found": []
}
4
hole_positions
fail
8/8 mispositioned
params + details
params: {
  "type": "hole_positions",
  "diameter_mm": 5,
  "positions": [
    [
      20,
      0,
      0
    ],
    [
      14.14,
      14.14,
      0
    ],
    [
      0,
      20,
      0
    ],
    [
      -14.14,
      14.14,
      0
    ],
    [
      -20,
      0,
      0
    ],
    [
      -14.14,
      -14.14,
      0
    ],
    [
      0,
      -20,
      0
    ],
    [
      14.14,
      -14.14,
      0
    ]
  ],
  "tolerance_mm": 0.2
}

details: {
  "diameter_mm": 5,
  "per_expected": [
    {
      "pass": false,
      "reason": "no candidate cylindrical feature of this diameter remained unmatched",
      "spec_xy": [
        20,
        0
      ]
    },
    {
      "pass": false,
      "reason": "no candidate cylindrical feature of this diameter remained unmatched",
      "spec_xy": [
        14.14,
        14.14
      ]
    },
    {
      "pass": false,
      "reason": "no candidate cylindrical feature of this diameter remained unmatched",
      "spec_xy": [
        0,
        20
      ]
    },
    {
      "pass": false,
      "reason": "no candidate cylindrical feature of this diameter remained unmatched",
      "spec_xy": [
        -14.14,
        14.14
      ]
    },
    {
      "pass": false,
      "reason": "no candidate cylindrical feature of this diameter remained unmatched",
      "spec_xy": [
        -20,
        0
      ]
    },
    {
      "pass": false,
      "reason": "no candidate cylindrical feature of this diameter remained unmatched",
      "spec_xy": [
        -14.14,
        -14.14
      ]
    },
    {
      "pass": false,
      "reason": "no candidate cylindrical feature of this diameter remained unmatched",
      "spec_xy": [
        0,
        -20
      ]
    },
    {
      "pass": false,
      "reason": "no candidate cylindrical feature of this diameter remained unmatched",
      "spec_xy": [
        14.14,
        -14.14
      ]
    }
  ],
  "tolerance_mm": 0.2,
  "unmatched_extras": []
}
5
step_roundtrip
fail
STEP roundtrip failed
params + details
params: {
  "type": "step_roundtrip",
  "tolerance_pct": 1
}

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

Tool calls

0
openai.chat.completions.create
ok
19694ms
args
{
  "model": "gpt-4o-mini",
  "max_tokens": 8000,
  "system_chars": 1632,
  "user_chars": 403
}

What the model built

no render available — vcad-render did not produce geometry for this attempt

.vcad source

{
  "version": "0.1",
  "nodes": {
    "1": {
      "id": "1",
      "name": "Block",
      "op": {
        "type": "Cube",
        "size": {
          "x": 60,
          "y": 60,
          "z": 10
        }
      }
    },
    "2": {
      "id": "2",
      "name": "Hole1",
      "op": {
        "type": "Cylinder",
        "radius": 2.5,
        "height": 10,
        "segments": 32
      }
    },
    "3": {
      "id": "3",
      "name": "Hole2",
      "op": {
        "type": "Rotate",
        "child": "2",
        "axis": {
          "x": 0,
          "y": 0,
          "z": 1
        },
        "angle": 0.7853981633974483
      }
    },
    "4": {
      "id": "4",
      "name": "Hole3",
      "op": {
        "type": "Rotate",
        "child": "2",
        "axis": {
          "x": 0,
          "y": 0,
          "z": 1
        },
        "angle": 1.5707963267948966
      }
    },
    "5": {
      "id": "5",
      "name": "Hole4",
      "op": {
        "type": "Rotate",
        "child": "2",
        "axis": {
          "x": 0,
          "y": 0,
          "z": 1
        },
        "angle": 2.356194490192345
      }
    },
    "6": {
      "id": "6",
      "name": "Hole5",
      "op": {
        "type": "Rotate",
        "child": "2",
        "axis": {
          "x": 0,
          "y": 0,
          "z": 1
        },
        "angle": 3.141592653589793
      }
    },
    "7": {
      "id": "7",
      "name": "Hole6",
      "op": {
        "type": "Rotate",
        "child": "2",
        "axis": {
          "x": 0,
          "y": 0,
          "z": 1
        },
        "angle": 3.9269908169872414
      }
    },
    "8": {
      "id": "8",
      "name": "Hole7",
      "op": {
        "type": "Rotate",
        "child": "2",
        "axis": {
          "x": 0,
          "y": 0,
          "z": 1
        },
        "angle": 4.71238898038469
      }
    },
    "9": {
      "id": "9",
      "name": "Hole8",
      "op": {
        "type": "Rotate",
        "child": "2",
        "axis": {
          "x": 0,
          "y": 0,
          "z": 1
        },
        "angle": 5.497787143782138
      }
    },
    "10": {
      "id": "10",
      "name": "Holes",
      "op": {
        "type": "Union",
        "left": "3",
        "right": {
          "type": "Union",
          "left": "4",
          "right": {
            "type": "Union",
            "left": "5",
            "right": {
              "type": "Union",
              "left": "6",
              "right": {
                "type": "Union",
                "left": "7",
                "right": {
                  "type": "Union",
                  "left": "8",
                  "right": "9"
                }
              }
            }
          }
        }
      }
    },
    "11": {
      "id": "11",
      "name": "FinalBlock",
      "op": {
        "type": "Difference",
        "left": "1",
        "right": {
          "type": "Translate",
          "child": "10",
          "offset": {
            "x": 20,
            "y": 0,
            "z": 0
          }
        }
      }
    }
  },
  "materials": {},
  "part_materials": {},
  "roots": [
    {
      "root": "11",
      "material": "default"
    }
  ]
}

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