← mecheval / run / a2-washer-01 / openai-direct-gpt-5 / 20260428T213646Z-1dc0

run 20260428T213646Z-1dc0

a2-washer-01 · openai-direct-gpt-5

Summary

statusPASS
score1.00 (6/6)
submissionself-run
modelopenai-direct-gpt-5 (openai)
started2026-04-28T21:36:46.270Z
ended2026-04-28T21:36:57.164Z
tokens591 in · 658 out · 1,249 total
wallclock10.8s
tool calls1
task hashfea2171898f2fccb…
vcad hashc450281bacc763a3…

Prompt

Make a flat circular washer. Outer diameter 50mm, inner diameter 25mm, thickness 5mm. Axis along Z, base on the XY plane (z = 0 to z = 5). The bore is a single concentric through-hole. Output a single solid.

Checks

0
valid_solid
pass
params + details
params: {
  "type": "valid_solid"
}

details: {
  "root_count": 1,
  "solids_produced": 1
}
1
bbox
pass
params + details
params: {
  "type": "bbox",
  "min": [
    -25,
    -25,
    0
  ],
  "max": [
    25,
    25,
    5
  ],
  "tolerance_mm": 0.1
}

details: {
  "actual_max": [
    25,
    25,
    5
  ],
  "actual_min": [
    -25,
    -25,
    0
  ],
  "deviation_max": [
    0,
    0,
    0
  ],
  "deviation_min": [
    0,
    0,
    0
  ],
  "max_abs_deviation_mm": 0,
  "tolerance_mm": 0.1
}
2
mass_props
pass
params + details
params: {
  "type": "mass_props",
  "volume_mm3": 7363.11,
  "center_of_mass": [
    0,
    0,
    2.5
  ],
  "tolerance_pct": 1
}

details: {
  "center_of_mass": {
    "actual": [
      -1.0359813137468132e-16,
      -7.180645480907598e-16,
      2.500000000000003
    ],
    "bbox_diagonal_mm": 70.88723439378913,
    "deviation": [
      -1.0359813137468132e-16,
      -7.180645480907598e-16,
      3.1086244689504383e-15
    ],
    "max_abs_deviation_mm": 3.1086244689504383e-15,
    "pass": true,
    "spec": [
      0,
      0,
      2.5
    ],
    "tolerance_mm": 0.7088723439378913
  },
  "volume": {
    "actual_mm3": 7315.887279243619,
    "deviation_pct": 0.6413420518827102,
    "pass": true,
    "spec_mm3": 7363.11,
    "tolerance_pct": 1
  }
}
3
hole_count
pass
params + details
params: {
  "type": "hole_count",
  "diameter_mm": 25,
  "expected": 1,
  "diameter_tolerance_mm": 0.1
}

details: {
  "actual": 1,
  "diameter_mm": 25,
  "diameter_tolerance_mm": 0.1,
  "expected": 1,
  "found": [
    [
      0,
      0,
      25
    ]
  ]
}
4
hole_positions
pass
params + details
params: {
  "type": "hole_positions",
  "diameter_mm": 25,
  "positions": [
    [
      0,
      0,
      0
    ]
  ],
  "tolerance_mm": 0.15
}

details: {
  "diameter_mm": 25,
  "per_expected": [
    {
      "distance_mm": 0,
      "matched_hole": [
        0,
        0
      ],
      "pass": true,
      "spec_xy": [
        0,
        0
      ]
    }
  ],
  "tolerance_mm": 0.15,
  "unmatched_extras": []
}
5
step_roundtrip
pass
params + details
params: {
  "type": "step_roundtrip",
  "tolerance_pct": 1
}

details: {
  "per_solid": [
    {
      "bbox": {
        "max_abs_deviation_mm": 0,
        "original_max": [
          25,
          25,
          5
        ],
        "original_min": [
          -25,
          -25,
          0
        ],
        "pass": true,
        "roundtripped_max": [
          25,
          25,
          5
        ],
        "roundtripped_min": [
          -25,
          -25,
          0
        ],
        "tolerance_mm": 0.7088723439378913
      },
      "index": 0,
      "pass": true,
      "volume": {
        "deviation_pct": 0,
        "original_mm3": 7315.887279243619,
        "pass": true,
        "roundtripped_mm3": 7315.887279243619
      }
    }
  ],
  "tolerance_pct": 1
}

Tool calls

0
openai.chat.completions.create
ok
10836ms
args
{
  "model": "gpt-5",
  "max_tokens": 8000,
  "system_chars": 1674,
  "user_chars": 262
}

What the model built

isometric render via vcad-render · the model's actual .vcad output, faceted at 28 segments per cylinder · download 20260428T213646Z-1dc0.vcad

.vcad source

{
  "version": "0.1",
  "nodes": {
    "1": {
      "id": 1,
      "name": "Outer Cylinder",
      "op": { "type": "Cylinder", "radius": 25, "height": 5, "segments": 32 }
    },
    "2": {
      "id": 2,
      "name": "Inner Bore",
      "op": { "type": "Cylinder", "radius": 12.5, "height": 5, "segments": 32 }
    },
    "3": {
      "id": 3,
      "name": "Washer",
      "op": { "type": "Difference", "left": 1, "right": 2 }
    }
  },
  "materials": {},
  "part_materials": {},
  "roots": [{ "root": 3, "material": "default" }]
}

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