{
  "saved_at_utc": "2026-06-30T19:04:40.196705+00:00",
  "stage": "stage_2_view_selection",
  "provider": "openrouter",
  "model": "qwen/qwen3-vl-30b-a3b-instruct",
  "llm_data": {
    "assembly_info": {
      "title": "Horizon Inspired Top Spinner",
      "description": "A complex mechanical assembly designed as a top spinner, featuring a central rotating mechanism with flanged ends and integrated structural supports, likely for competitive robotics or entertainment applications.",
      "material": "Aluminum Alloy"
    },
    "selected_views": [
      {
        "type": "Front",
        "reason": "The Front view provides the primary orthographic projection, clearly showing the overall profile, the central arch structure, and the symmetrical arrangement of the end flanges and internal components, which is essential for understanding the assembly's main form."
      },
      {
        "type": "Top",
        "reason": "The Top view reveals the planar layout of the assembly, including the circular flanges at each end, the central hub, and the complex internal pattern of holes and bores, which are critical for understanding the mounting and mechanical layout."
      },
      {
        "type": "Isometric",
        "reason": "The Isometric view offers a 3D perspective that clarifies the spatial relationships between all components, helping to visualize the complex geometry and the overall assembly structure, which is difficult to grasp from orthographic views alone."
      }
    ],
    "section_views": [
      {
        "symbol": "A",
        "normal": [
          0,
          1,
          0
        ],
        "origin": [
          0.0,
          0.0,
          0.0
        ],
        "reason": "A vertical section cut along the YZ plane through the center of the main body reveals the internal bore, wall thickness, and the arrangement of the internal structural supports and flanges, which are not visible in the external views."
      }
    ],
    "detail_views": [
      {
        "reference": "B",
        "base_view": "Front",
        "anchor": [
          -32.859,
          13.393,
          -0.0
        ],
        "radius": 20,
        "reason": "This detail view magnifies the central bore and its surrounding flange, highlighting the critical dimensions and tolerances for the main rotating shaft and the associated mounting features."
      }
    ],
    "dimensions": {
      "Front": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 393.4,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 309.8,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            -32.859,
            13.393,
            -0.0
          ],
          "value_approx": 4.8,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            27.729,
            13.393,
            -0.0
          ],
          "value_approx": 4.8,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 2
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            -31.359,
            13.393,
            -0.0
          ],
          "value_approx": 9.938,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 3
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            31.359,
            13.393,
            -0.0
          ],
          "value_approx": 9.938,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 4
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            -32.859,
            13.393,
            -0.0
          ],
          "value_approx": 6.0,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 5
        }
      ],
      "Top": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 393.4,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 309.8,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            -32.859,
            13.393,
            -0.0
          ],
          "value_approx": 4.8,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            27.729,
            13.393,
            -0.0
          ],
          "value_approx": 4.8,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 2
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            -31.359,
            13.393,
            -0.0
          ],
          "value_approx": 9.938,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 3
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            31.359,
            13.393,
            -0.0
          ],
          "value_approx": 9.938,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 4
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            -32.859,
            13.393,
            -0.0
          ],
          "value_approx": 6.0,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 5
        }
      ],
      "Isometric": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 393.4,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 309.8,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        }
      ],
      "Detail B": [
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            -32.859,
            13.393,
            -0.0
          ],
          "value_approx": 4.8,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            -32.859,
            13.393,
            -0.0
          ],
          "value_approx": 6.0,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 2
        }
      ]
    }
  }
}