← mecheval / run / a1-pipe-01 / claude-direct-claude-sonnet-4-6 / 20260428T211454Z-4af9

run 20260428T211454Z-4af9

a1-pipe-01 · claude-direct-claude-sonnet-4-6

Summary

statusPASS
score1.00 (6/6)
submissionself-run
modelclaude-direct-claude-sonnet-4-6 (anthropic)
started2026-04-28T21:14:54.686Z
ended2026-04-28T21:14:58.022Z
tokens642 in · 204 out · 846 total
wallclock3.3s
tool calls1
task hashdc635a8f07dac22f…
vcad hash05d790e29ba31618…

Prompt

Make a hollow cylindrical pipe with outer diameter 30mm and inner diameter 20mm. Length 40mm, axis along Z, base on the XY plane (z = 0 to z = 40). The bore is a single through-hole on the central axis. 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": [
    -15,
    -15,
    0
  ],
  "max": [
    15,
    15,
    40
  ],
  "tolerance_mm": 0.1
}

details: {
  "actual_max": [
    15,
    15,
    40
  ],
  "actual_min": [
    -15,
    -15,
    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": 15707.96,
  "center_of_mass": [
    0,
    0,
    20
  ],
  "tolerance_pct": 1
}

details: {
  "center_of_mass": {
    "actual": [
      -4.856162394486405e-17,
      -5.463182693797206e-16,
      20.000000000000007
    ],
    "bbox_diagonal_mm": 58.309518948453004,
    "deviation": [
      -4.856162394486405e-17,
      -5.463182693797206e-16,
      7.105427357601002e-15
    ],
    "max_abs_deviation_mm": 7.105427357601002e-15,
    "pass": true,
    "spec": [
      0,
      0,
      20
    ],
    "tolerance_mm": 0.5830951894845301
  },
  "volume": {
    "actual_mm3": 15607.2262397559,
    "deviation_pct": 0.641291168580124,
    "pass": true,
    "spec_mm3": 15707.96,
    "tolerance_pct": 1
  }
}
3
hole_count
pass
params + details
params: {
  "type": "hole_count",
  "diameter_mm": 20,
  "expected": 1,
  "diameter_tolerance_mm": 0.1
}

details: {
  "actual": 1,
  "diameter_mm": 20,
  "diameter_tolerance_mm": 0.1,
  "expected": 1,
  "found": [
    [
      0,
      0,
      20
    ]
  ]
}
4
hole_positions
pass
params + details
params: {
  "type": "hole_positions",
  "diameter_mm": 20,
  "positions": [
    [
      0,
      0,
      0
    ]
  ],
  "tolerance_mm": 0.15
}

details: {
  "diameter_mm": 20,
  "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": [
          15,
          15,
          40
        ],
        "original_min": [
          -15,
          -15,
          0
        ],
        "pass": true,
        "roundtripped_max": [
          15,
          15,
          40
        ],
        "roundtripped_min": [
          -15,
          -15,
          0
        ],
        "tolerance_mm": 0.5830951894845301
      },
      "index": 0,
      "pass": true,
      "volume": {
        "deviation_pct": 5.82739487338369e-14,
        "original_mm3": 15607.22623975588,
        "pass": true,
        "roundtripped_mm3": 15607.22623975589
      }
    }
  ],
  "tolerance_pct": 1
}

Tool calls

0
anthropic.messages.create
ok
3282ms
args
{
  "model": "claude-sonnet-4-6",
  "max_tokens": 8000,
  "system_chars": 1632,
  "user_chars": 278
}

What the model built

isometric render via vcad-render · the model's actual .vcad output, faceted at 28 segments per cylinder · download 20260428T211454Z-4af9.vcad

.vcad source

{
  "version": "0.1",
  "nodes": {
    "1": { "id": 1, "name": "outer_cylinder", "op": {"type": "Cylinder", "radius": 15, "height": 40, "segments": 32} },
    "2": { "id": 2, "name": "inner_cylinder", "op": {"type": "Cylinder", "radius": 10, "height": 40, "segments": 32} },
    "3": { "id": 3, "name": "pipe", "op": {"type": "Difference", "left": 1, "right": 2} }
  },
  "materials": {},
  "part_materials": {},
  "roots": [{ "root": 3, "material": "default" }]
}

generated 2026-06-19T01:47:55.292Z · static site, regenerate with npm run build -w @mecheval/leaderboard