← mecheval / task / a3-pentagonal-prism-01

Pentagonal prism with offset hole A · A3 · a3-pentagonal-prism-01

pentagon · polygon · offset-hole · advanced

Expected

Prompt

Make a regular pentagonal prism. The cross-section is a regular pentagon centered on the Z axis with circumradius 15mm (distance from center to each vertex). Orient the pentagon so one vertex points in the +Y direction. Height 25mm along Z, base on the XY plane (z = 0 to z = 25). Drill one through-hole of diameter 5mm, axis parallel to Z, with its axis offset 5mm in the +X direction from the center (so hole axis is at (x=5, y=0)). Output a single solid.

Checks

0
valid_solid
{
  "type": "valid_solid"
}
1
bbox
{
  "type": "bbox",
  "min": [
    -14.27,
    -12.13,
    0
  ],
  "max": [
    14.27,
    15,
    25
  ],
  "tolerance_mm": 0.3
}
2
mass_props
{
  "type": "mass_props",
  "volume_mm3": 12884.48,
  "tolerance_pct": 1.5
}
3
hole_count
{
  "type": "hole_count",
  "diameter_mm": 5,
  "expected": 1,
  "diameter_tolerance_mm": 0.05
}
4
hole_positions
{
  "type": "hole_positions",
  "diameter_mm": 5,
  "positions": [
    [
      5,
      0,
      0
    ]
  ],
  "tolerance_mm": 0.15
}
5
step_roundtrip
{
  "type": "step_roundtrip",
  "tolerance_pct": 1.5
}

Anti-cheese

{
  "max_solid_count": 1
}

Limits

{
  "max_tokens": 40000,
  "max_wallclock_sec": 240,
  "max_tool_calls": 40
}

Recent attempts

Runs (15)

modelrun statusscorefirst failtokenswall
claude-mcp-claude-opus-4-7 20260611T182108Z-dd52 PASS 1.00 532.5k 180.2s
claude-mcp-claude-opus-4-7 20260611T182016Z-84b2 PASS 1.00 243.6k 70.2s
claude-mcp-claude-opus-4-7 20260611T182003Z-f957 PASS 1.00 295.9k 64.4s
claude-mcp-claude-opus-4-7 20260611T181957Z-099f PASS 1.00 366.1k 113.0s
claude-mcp-claude-opus-4-7 20260611T181820Z-fc44 PASS 1.00 402.9k 115.4s
claude-direct-claude-opus-4-7 20260428T213748Z-fa85 PASS 1.00 3.7k 27.5s
claude-direct-claude-opus-4-7 20260428T213725Z-a341 PASS 1.00 3.0k 22.8s
claude-direct-claude-opus-4-7 20260428T213701Z-88a6 PASS 1.00 3.1k 23.9s
claude-direct-claude-opus-4-7 20260428T213634Z-0517 PASS 1.00 3.2k 26.6s
claude-direct-claude-opus-4-7 20260428T213613Z-6877 PASS 1.00 2.9k 21.4s
claude-direct-claude-opus-4-7 20260428T213327Z-164e fail 0.00 valid_solid · solid invalid 1.3k 4.2s
claude-direct-claude-opus-4-7 20260428T213323Z-5f49 fail 0.00 valid_solid · solid invalid 1.3k 4.5s
claude-direct-claude-opus-4-7 20260428T213318Z-ecee fail 0.00 valid_solid · solid invalid 1.3k 4.6s
claude-direct-claude-opus-4-7 20260428T213312Z-ebb9 fail 0.00 valid_solid · solid invalid 1.3k 5.7s
claude-direct-claude-opus-4-7 20260428T213307Z-65fd fail 0.00 valid_solid · solid invalid 1.3k 4.6s

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