← mecheval / run / a1-block-01 / openai-direct-gpt-5 / 20260428T212859Z-ca68

run 20260428T212859Z-ca68

a1-block-01 · openai-direct-gpt-5

Summary

statusPASS
score1.00 (4/4)
submissionself-run
modelopenai-direct-gpt-5 (openai)
started2026-04-28T21:28:59.460Z
ended2026-04-28T21:29:05.390Z
tokens577 in · 427 out · 1,004 total
wallclock5.9s
tool calls1
task hasheb827360a11bd025…
vcad hashf9a475b6b090722e…

Prompt

Make a rectangular block 60mm long (X) × 40mm wide (Y) × 20mm tall (Z). Center it in X and Y, with the bottom face on the XY plane (z = 0 to z = 20). 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": [
    -30,
    -20,
    0
  ],
  "max": [
    30,
    20,
    20
  ],
  "tolerance_mm": 0.05
}

details: {
  "actual_max": [
    30,
    20,
    20
  ],
  "actual_min": [
    -30,
    -20,
    0
  ],
  "deviation_max": [
    0,
    0,
    0
  ],
  "deviation_min": [
    0,
    0,
    0
  ],
  "max_abs_deviation_mm": 0,
  "tolerance_mm": 0.05
}
2
mass_props
pass
params + details
params: {
  "type": "mass_props",
  "volume_mm3": 48000,
  "center_of_mass": [
    0,
    0,
    10
  ],
  "tolerance_pct": 0.1
}

details: {
  "center_of_mass": {
    "actual": [
      0,
      0,
      10
    ],
    "bbox_diagonal_mm": 74.83314773547883,
    "deviation": [
      0,
      0,
      0
    ],
    "max_abs_deviation_mm": 0,
    "pass": true,
    "spec": [
      0,
      0,
      10
    ],
    "tolerance_mm": 0.07483314773547883
  },
  "volume": {
    "actual_mm3": 48000,
    "deviation_pct": 0,
    "pass": true,
    "spec_mm3": 48000,
    "tolerance_pct": 0.1
  }
}
3
step_roundtrip
pass
params + details
params: {
  "type": "step_roundtrip",
  "tolerance_pct": 0.1
}

details: {
  "per_solid": [
    {
      "bbox": {
        "max_abs_deviation_mm": 0,
        "original_max": [
          30,
          20,
          20
        ],
        "original_min": [
          -30,
          -20,
          0
        ],
        "pass": true,
        "roundtripped_max": [
          30,
          20,
          20
        ],
        "roundtripped_min": [
          -30,
          -20,
          0
        ],
        "tolerance_mm": 0.07483314773547883
      },
      "index": 0,
      "pass": true,
      "volume": {
        "deviation_pct": 0,
        "original_mm3": 48000,
        "pass": true,
        "roundtripped_mm3": 48000
      }
    }
  ],
  "tolerance_pct": 0.1
}

Tool calls

0
openai.chat.completions.create
ok
5924ms
args
{
  "model": "gpt-5",
  "max_tokens": 8000,
  "system_chars": 1632,
  "user_chars": 226
}

What the model built

isometric render via vcad-render · the model's actual .vcad output, faceted at 28 segments per cylinder · download 20260428T212859Z-ca68.vcad

.vcad source

{
  "version": "0.1",
  "nodes": {
    "1": { "id": 1, "name": "Block", "op": { "type": "Cube", "size": { "x": 60, "y": 40, "z": 20 } } },
    "2": { "id": 2, "name": "CenterInXY", "op": { "type": "Translate", "child": 1, "offset": { "x": -30, "y": -20, "z": 0 } } }
  },
  "materials": {},
  "part_materials": {},
  "roots": [{ "root": 2, "material": "default" }]
}

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